HEASARC Staff Scientist Position - Applications are now being accepted for a Staff Scientist with significant experience and interest in the technical aspects of astrophysics research, to work in the High Energy Astrophysics Science Archive Research Center (HEASARC) at NASA Goddard Space Flight Center (GSFC) in Greenbelt, MD. Refer to the AAS Job register for full details.

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HEASARC Bibliography


Chandra GCN Circulars



  1. GRB 231117A: Chandra afterglow detection
    First Author: Fong, W.
    GRB Coordinates Network
    Publication Date: Nov 2023
    Bibliographic Code: 2023GCN.35163....1F
    Citations: 0
    ObsIDs in HEASARC

  2. GRB 231115A: archival Chandra X-ray observations
    First Author: Kong, A.K.H.
    GRB Coordinates Network
    Publication Date: Nov 2023
    Bibliographic Code: 2023GCN.35054....1K
    Citations: 0
    ObsIDs in HEASARC

  3. GRB 230906A: Chandra detection of the X-ray afterglow
    First Author: O'Connor, B.
    GRB Coordinates Network
    Publication Date: Sep 2023
    Bibliographic Code: 2023GCN.34672....1O
    Citations: 0
    ObsIDs in HEASARC

  4. GRB 230812B: Chandra late-time detection of the X-ray afterglow
    First Author: Pathak, U.
    GRB Coordinates Network
    Publication Date: Sep 2023
    Bibliographic Code: 2023GCN.34632....1P
    Citations: 0
    ObsIDs in HEASARC

  5. GRB 230506B: Chandra localization of the X-ray afterglow
    First Author: O'Connor, B.
    GRB Coordinates Network
    Publication Date: Jun 2023
    Bibliographic Code: 2023GCN.33935....1O
    Citations: 0
    ObsIDs in HEASARC

  6. GRB 230307A: Chandra late-time detection of the X-ray afterglow.
    First Author: Rouco Escorial, A.
    GRB Coordinates Network, Circular Service, No. 33558, #1 (2023/March-0)
    Publication Date: Mar 2023
    Bibliographic Code: 2023GCN.33558....1R
    Citations: 0
    ObsIDs in HEASARC

  7. GRB 220611A: X-ray afterglow Chandra sub-arcsecond localization
    First Author: Levan, A.J.
    GRB Coordinates Network
    Publication Date: Jun 2022
    Bibliographic Code: 2022GCN.32262....1L
    Citations: 0
    ObsIDs in HEASARC

  8. Continued Chandra monitoring of GW170817 at 4.8 yr post-merger
    First Author: O'Connor, B.
    GRB Coordinates Network
    Publication Date: May 2022
    Bibliographic Code: 2022GCN.32065....1O
    Citations: 0
    ObsIDs in HEASARC

  9. Chandra upper limit at the location of GRB 220408A
    First Author: Campana, S.
    GRB Coordinates Network
    Publication Date: Apr 2022
    Bibliographic Code: 2022GCN.31851....1C
    Citations: 0
    ObsIDs in HEASARC

  10. Chandra observation of GW170817 at 1575 days since merger (all epochs)
    First Author: Hajela, A.
    GRB Coordinates Network, Circular Service, No. 31231
    Publication Date: Dec 2021
    Bibliographic Code: 2021GCN.31231....1H
    Citations: 0
    ObsIDs in HEASARC

  11. Chandra observation of GW170817 at 1573 days since merger (Epoch 1 of 4)
    First Author: Hajela, A.
    GRB Coordinates Network, Circular Service, No. 31187
    Publication Date: Dec 2021
    Bibliographic Code: 2021GCN.31187....1H
    Citations: 0
    ObsIDs in HEASARC

  12. GRB 211106A: Chandra Observations
    First Author: Berger, E.
    GRB Coordinates Network, Circular Service, No. 31145
    Publication Date: Nov 2021
    Bibliographic Code: 2021GCN.31145....1B
    Citations: 0
    ObsIDs in HEASARC

  13. Chandra observations of GRB 210905A
    First Author: Laskar, T.
    GRB Coordinates Network, Circular Service, No. 31127
    Publication Date: Nov 2021
    Bibliographic Code: 2021GCN.31127....1L
    Citations: 0
    ObsIDs in HEASARC

  14. GRB 210919A: Chandra rapid ToO upper limit
    First Author: Sakamoto, T.
    GRB Coordinates Network, Circular Service, No. 30879
    Publication Date: Sep 2021
    Bibliographic Code: 2021GCN.30879....1S
    Citations: 0
    ObsIDs in HEASARC

  15. GRB 210726A: Chandra detection of the X-ray afterglow
    First Author: Rouco Escorial, A.
    GRB Coordinates Network, Circular Service, No. 30558
    Publication Date: Jul 2021
    Bibliographic Code: 2021GCN.30558....1R
    Citations: 0
    ObsIDs in HEASARC

  16. Continued Chandra observations of GW170817 at 3.3 years since merger
    First Author: Hajela, A.
    GRB Coordinates Network, Circular Service, No. 29375
    Publication Date: Jan 2021
    Bibliographic Code: 2021GCN.29375....1H
    Citations: 0
    ObsIDs in HEASARC

  17. Chandra observations of GW170817 at 3.3 years since merger (Full report)
    First Author: Hajela, A.
    GRB Coordinates Network, Circular Service, No. 29055
    Publication Date: Dec 2020
    Bibliographic Code: 2020GCN.29055....1H
    Citations: 0
    ObsIDs in HEASARC

  18. Potential X-ray KN afterglow from Chandra observations of GW170817 3.3 years since merger (3 Epochs of 4)
    First Author: Hajela, A.
    GRB Coordinates Network, Circular Service, No. 29041
    Publication Date: Dec 2020
    Bibliographic Code: 2020GCN.29041....1H
    Citations: 0
    ObsIDs in HEASARC

  19. Long-lasting X-ray emission from GW170817 detected by Chandra
    First Author: Troja, E.
    GRB Coordinates Network, Circular Service, No. 29038
    Publication Date: Dec 2020
    Bibliographic Code: 2020GCN.29038....1T
    Citations: 0
    ObsIDs in HEASARC

  20. Chandra observations of GW170817 at 3.3 years since merger (Observation 1 of 4)
    First Author: Hajela, A.
    GRB Coordinates Network, Circular Service, No. 29019
    Publication Date: Dec 2020
    Bibliographic Code: 2020GCN.29019....1H
    Citations: 0
    ObsIDs in HEASARC

  21. GRB 201015A: Late X-ray Detections with Chandra
    First Author: Gompertz, B.
    GRB Coordinates Network, Circular Service, No. 28822
    Publication Date: Nov 2020
    Bibliographic Code: 2020GCN.28822....1G
    Citations: 0
    ObsIDs in HEASARC

  22. GRB 201006A: Chandra upper limit on the X-ray afterglow
    First Author: Rouco Escorial, A.
    GRB Coordinates Network, Circular Service, No. 28598
    Publication Date: Oct 2020
    Bibliographic Code: 2020GCN.28598....1R
    Citations: 0
    ObsIDs in HEASARC

  23. GRB 200411A: Chandra observations indicative of temporal steepening
    First Author: Rouco Escorial, A.
    GRB Coordinates Network, Circular Service, No. 27589
    Publication Date: Apr 2020
    Bibliographic Code: 2020GCN.27589....1R
    Citations: 0
    ObsIDs in HEASARC

  24. Chandra observations of GW170817 at 2.5 years since merger (All epochs 4 of 4)
    First Author: Hajela, A.
    GRB Coordinates Network, Circular Service, No. 27414
    Publication Date: Mar 2020
    Bibliographic Code: 2020GCN.27414....1H
    Citations: 0
    ObsIDs in HEASARC

  25. GW170817: Continued X-ray emission detected with Chandra at 940 days post-merger
    First Author: Troja, E.
    GRB Coordinates Network, Circular Service, No. 27411
    Publication Date: Mar 2020
    Bibliographic Code: 2020GCN.27411....1T
    Citations: 0
    ObsIDs in HEASARC

  26. Continued X-ray emission detected with Chandra at 940 days post-merger
    First Author: Troja, E.
    GRB Coordinates Network, Circular Service, No. 27410
    Publication Date: Mar 2020
    Bibliographic Code: 2020GCN.27410....1T
    Citations: 0
    ObsIDs in HEASARC

  27. Chandra observations of GW170817 2.5 years since merger (epoch 1 of 4)
    First Author: Hajela, A.
    GRB Coordinates Network, Circular Service, No. 27357
    Publication Date: Mar 2020
    Bibliographic Code: 2020GCN.27357....1H
    Citations: 0
    ObsIDs in HEASARC

  28. GRB 200219A: Chandra rapid ToO upper limit
    First Author: Sakamoto, T.
    GRB Coordinates Network, Circular Service, No. 27218
    Publication Date: Feb 2020
    Bibliographic Code: 2020GCN.27218....1S
    Citations: 0
    ObsIDs in HEASARC

  29. GRB 191031D: Chandra upper limit
    First Author: Rouco Escorial, A.
    GRB Coordinates Network, Circular Service, No. 26175
    Publication Date: Nov 2019
    Bibliographic Code: 2019GCN.26175....1R
    Citations: 0
    ObsIDs in HEASARC

  30. LIGO/Virgo S190814bv: Chandra X-ray non-detection of ASKAP J005547-270433 / AT2019osy
    First Author: Jaodand, Amruta
    GRB Coordinates Network, Circular Service, No. 25822
    Publication Date: Sep 2019
    Bibliographic Code: 2019GCN.25822....1J
    Citations: 0
    ObsIDs in HEASARC

  31. Chandra observations of GW170817 740-743 days since merger
    First Author: Hajela, A.
    GRB Coordinates Network, Circular Service, No. 25631
    Publication Date: Sep 2019
    Bibliographic Code: 2019GCN.25631....1H
    Citations: 0
    ObsIDs in HEASARC

  32. Further Chandra observations of GW170817 ~581-583 days since merger.
    First Author: Hajela, A.
    GRB Coordinates Network, Circular Service, No. 24000, #1 (2019/March-0)
    Publication Date: Jan 2019
    Bibliographic Code: 2019GCN.24000....1H
    Citations: 0
    ObsIDs in HEASARC

  33. Correction: Chandra observations of GW170817 ~581 days since merger.
    First Author: Hajela, A.
    GRB Coordinates Network, Circular Service, No. 23987, #1 (2019/March-0)
    Publication Date: Jan 2019
    Bibliographic Code: 2019GCN.23987....1H
    Citations: 0
    ObsIDs in HEASARC

  34. Chandra observations of GW170817 ~581 days since merger.
    First Author: Hajela, A.
    GRB Coordinates Network, Circular Service, No. 23986, #1 (2019/March-0)
    Publication Date: Jan 2019
    Bibliographic Code: 2019GCN.23986....1H
    Citations: 0
    ObsIDs in HEASARC

  35. Correction: Correction: Chandra X-ray observations of GW170817 at 1 year post-merger: increasingly rapid fading
    First Author: Haggard, D.
    GRB Coordinates Network, Circular Service, No. 23140, #1 (2018/August-0)
    Publication Date: Jan 2018
    Bibliographic Code: 2018GCN.23140....1H
    Citations: 0
    ObsIDs in HEASARC

  36. Chandra X-ray observations of GW170817 at 1 year post-merger: increasingly rapid fading.
    First Author: Haggard, D.
    GRB Coordinates Network, Circular Service, No. 23137, #1 (2018/August-0)
    Publication Date: Jan 2018
    Bibliographic Code: 2018GCN.23137....1H
    Citations: 0
    ObsIDs in HEASARC

  37. Chandra observations of GRB161219B 400 days after the explosion.
    First Author: Hajela, A.
    GRB Coordinates Network, Circular Service, No. 22608, #1 (2018/April-0)
    Publication Date: Jan 2018
    Bibliographic Code: 2018GCN.22608....1H
    Citations: 0
    ObsIDs in HEASARC

  38. GW170817/GRB170817A: Updated results from the full Chandra dataset.
    First Author: Troja, E.
    GRB Coordinates Network, Circular Service, No. 22374, #1 (2018/January-0)
    Publication Date: Jan 2018
    Bibliographic Code: 2018GCN.22374....1T
    Citations: 0
    ObsIDs in HEASARC

  39. GW170817/GRB170817A: Preliminary results of Chandra monitoring.
    First Author: Troja, E.
    GRB Coordinates Network, Circular Service, No. 22372, #1 (2018/January-0)
    Publication Date: Jan 2018
    Bibliographic Code: 2018GCN.22372....1T
    Citations: 0
    ObsIDs in HEASARC

  40. LIGO/Virgo GW170817: Chandra X-ray Emission Continues to Rise ~156 Days Post-Merger.
    First Author: Haggard, D.
    GRB Coordinates Network, Circular Service, No. 22371, #1 (2018/January-0)
    Publication Date: Jan 2018
    Bibliographic Code: 2018GCN.22371....1H
    Citations: 0
    ObsIDs in HEASARC

  41. LIGO/Virgo GW170817: Chandra X-ray brightening of the counterpart 108 days since merger.
    First Author: Margutti, R.
    GRB Coordinates Network, Circular Service, No. 22203, #1 (2017)
    Publication Date: Jan 2017
    Bibliographic Code: 2017GCN.22203....1M
    Citations: 0
    ObsIDs in HEASARC

  42. LIGO/Virgo G298048: Late-time detection of the X-ray afterglow with Chandra.
    First Author: Troja, E.
    GRB Coordinates Network, Circular Service, No. 22201, #1 (2017)
    Publication Date: Jan 2017
    Bibliographic Code: 2017GCN.22201....1T
    Citations: 0
    ObsIDs in HEASARC

  43. GRB 171030A: MASTER OT J034412.48-263556.5 featureless continuum spectrum from Lijiang 2.4m (China) telescope and 2m the Himalayan Chandra.
    First Author: Lipunov, V.
    GRB Coordinates Network, Circular Service, No. 22108, #1 (2017)
    Publication Date: Jan 2017
    Bibliographic Code: 2017GCN.22108....1L
    Citations: 0
    ObsIDs in HEASARC

  44. GRB 170714A: Chandra observations.
    First Author: Troja, E.
    GRB Coordinates Network, Circular Service, No. 21396, #1 (2017)
    Publication Date: Jan 2017
    Bibliographic Code: 2017GCN.21396....1T
    Citations: 0
    ObsIDs in HEASARC

  45. GRB 161104A: Chandra X-ray observations.
    First Author: Margutti, R.
    GRB Coordinates Network, Circular Service, No. 20166, #1 (2016)
    Publication Date: Jan 2016
    Bibliographic Code: 2016GCN.20166....1M
    Citations: 0
    ObsIDs in HEASARC

  46. GRB 150423A: Chandra X-ray Observation.
    First Author: Berger, E.
    GRB Coordinates Network, Circular Service, No. 17801, #1 (2015)
    Publication Date: Jan 2015
    Bibliographic Code: 2015GCN.17801....1B
    Citations: 0
    ObsIDs in HEASARC

  47. Chandra X-ray observations of SWIFT J0045.2+4151 (aka Sw J0045 aka GRB 150301C aka p[PFH2005] 622).
    First Author: Frank, K. A.
    GRB Coordinates Network, Circular Service, No. 17549, #1 (2015)
    Publication Date: Jan 2015
    Bibliographic Code: 2015GCN.17549....1F
    Citations: 0
    ObsIDs in HEASARC

  48. GRB 150101B/ Swift J123205.1-105602: Second epoch Chandra observations.
    First Author: Levan, A. J.
    GRB Coordinates Network, Circular Service, No. 17431, #1 (2015)
    Publication Date: Jan 2015
    Bibliographic Code: 2015GCN.17431....1L
    Citations: 1
    ObsIDs in HEASARC

  49. GRB 150101B/Swift J123205.1-105602: Chandra observations.
    First Author: Troja, E.
    GRB Coordinates Network, Circular Service, 17289, 1 (2015)
    Publication Date: Jan 2015
    Bibliographic Code: 2015GCN.17289....1T
    Citations: 1
    ObsIDs in HEASARC

  50. GRB 140903A: Chandra detection of the afterglow.
    First Author: Sakamoto, T.
    GRB Coordinates Network, Circular Service, 16813, 1 (2014)
    Publication Date: Jan 2014
    Bibliographic Code: 2014GCN.16813....1S
    Citations: 1
    ObsIDs in HEASARC

  51. Chandra late-time observations of GRB140515A.
    First Author: Margutti, R.
    GRB Coordinates Network, Circular Service, 16338, 1 (2014)
    Publication Date: Jan 2014
    Bibliographic Code: 2014GCN.16338....1M
    Citations: 1
    ObsIDs in HEASARC

  52. GRB 130606A: Chandra observation.
    First Author: Fong, W.
    GRB Coordinates Network, Circular Service, 15230, 1 (2013)
    Publication Date: Jan 2013
    Bibliographic Code: 2013GCN.15230....1F
    Citations: 0
    ObsIDs in HEASARC

  53. GRB 120804A: late-time Chandra observation.
    First Author: Burrows, D. N.
    GRB Coordinates Network, Circular Service, 13841, 1 (2012)
    Publication Date: Jan 2012
    Bibliographic Code: 2012GCN.13841....1B
    Citations: 1
    ObsIDs in HEASARC

  54. GRB 120804A: possible temporal break in the X-ray light-curve.
    First Author: Margutti, R.
    GRB Coordinates Network, Circular Service, 13643, 1 (2012)
    Publication Date: Jan 2012
    Bibliographic Code: 2012GCN.13643....1M
    Citations: 0
    ObsIDs in HEASARC

  55. GRB120804A: Chandra observations and afterglow detection.
    First Author: Troja, E.
    GRB Coordinates Network, Circular Service, 13640, 1 (2012)
    Publication Date: Jan 2012
    Bibliographic Code: 2012GCN.13640....1T
    Citations: 1
    ObsIDs in HEASARC

  56. GRB120624B: Chandra observations and afterglow detection.
    First Author: Campana, S.
    GRB Coordinates Network, Circular Service, 13400, 1 (2012)
    Publication Date: Jan 2012
    Bibliographic Code: 2012GCN.13400....1C
    Citations: 1
    ObsIDs in HEASARC

  57. GRB 111117A: refined Chandra astrometry.
    First Author: Berger, E.
    GRB Coordinates Network, Circular Service, 12588, 1 (2011)
    Publication Date: Jan 2011
    Bibliographic Code: 2011GCN.12588....1B
    Citations: 1
    ObsIDs in HEASARC

  58. GRB 111117A: Chandra detection of the afterglow.
    First Author: Sakamoto, T.
    GRB Coordinates Network, Circular Service, 12580, 1 (2011)
    Publication Date: Jan 2011
    Bibliographic Code: 2011GCN.12580....1S
    Citations: 1
    ObsIDs in HEASARC

  59. GRB 111117A: Chandra ToO observation scheduled.
    First Author: Sakamoto, T.
    GRB Coordinates Network, Circular Service, 12562, 1 (2011)
    Publication Date: Jan 2011
    Bibliographic Code: 2011GCN.12562....1S
    Citations: 0
    ObsIDs in HEASARC

  60. GRB 111020A: Chandra observation.
    First Author: Berger, E.
    GRB Coordinates Network, Circular Service, 12492, 1 (2011)
    Publication Date: Jan 2011
    Bibliographic Code: 2011GCN.12492....1B
    Citations: 0
    ObsIDs in HEASARC

  61. GRB 110328/Swift J164449.3+573451: Chandra observations.
    First Author: Levan, A. J.
    GRB Coordinates Network, Circular Service, 11886, 1 (2011)
    Publication Date: Jan 2011
    Bibliographic Code: 2011GCN.11886....1L
    Citations: 4
    ObsIDs in HEASARC

  62. GRB 101219A: Chandra observations.
    First Author: Berger, E.
    GRB Coordinates Network, Circular Service, 11483, 1 (2010)
    Publication Date: Jan 2010
    Bibliographic Code: 2010GCN.11483....1B
    Citations: 0
    ObsIDs in HEASARC

  63. GRB 100628A: Chandra observations.
    First Author: Berger, E.
    GRB Coordinates Network, Circular Service, 10942, 1 (2010)
    Publication Date: Jan 2010
    Bibliographic Code: 2010GCN.10942....1B
    Citations: 2
    ObsIDs in HEASARC

  64. GRB 100615A: Chandra X-ray ToO observation.
    First Author: Butler, N. R.
    GRB Coordinates Network, Circular Service, 10915, 1 (2010)
    Publication Date: Jan 2010
    Bibliographic Code: 2010GCN.10915....1B
    Citations: 1
    ObsIDs in HEASARC

  65. SGR 1833-0832: archival Chandra observations.
    First Author: Gogus, E.
    GRB Coordinates Network, Circular Service, 10538, 1 (2010)
    Publication Date: Jan 2010
    Bibliographic Code: 2010GCN.10538....1G
    Citations: 0
    ObsIDs in HEASARC

  66. GRB 091117: Chandra observations.
    First Author: Fox, D. B.
    GRB Coordinates Network, Circular Service, 10232, 1 (2009)
    Publication Date: Jan 2009
    Bibliographic Code: 2009GCN.10232....1F
    Citations: 0
    ObsIDs in HEASARC

  67. SGR 1627-41: Chandra/RXTE/Swift observations scheduled.
    First Author: Woods, P. M.
    GRB Coordinates Network, Circular Service, 7787, 1 (2008)
    Publication Date: Jan 2008
    Bibliographic Code: 2008GCN..7787....1W
    Citations: 1
    ObsIDs in HEASARC

  68. GRB 080503: 2nd epoch Chandra X-ray observations.
    First Author: Butler, N. R.
    GRB Coordinates Network, Circular Service, 7775, 1 (2008)
    Publication Date: Jan 2008
    Bibliographic Code: 2008GCN..7775....1B
    Citations: 0
    ObsIDs in HEASARC

  69. GRB 080503: Chandra observation of X-ray rebrightening or flattening.
    First Author: Butler, N. R.
    GRB Coordinates Network, Circular Service, No. 7704, #1 (2008)
    Publication Date: Jan 2008
    Bibliographic Code: 2008GCN..7704....1B
    Citations: 1
    ObsIDs in HEASARC

  70. SNe 2008D and 2007uy: Chandra detections.
    First Author: Pooley, D.
    GRB Coordinates Network, Circular Service, 7216, 1 (2008)
    Publication Date: Jan 2008
    Bibliographic Code: 2008GCN..7216....1P
    Citations: 1
    ObsIDs in HEASARC

  71. GRB 070125: Chandra X-ray confirmation of jet break.
    First Author: Cenko, S. B.
    GRB Coordinates Network, Circular Service, 6186, 1 (2007)
    Publication Date: Jan 2007
    Bibliographic Code: 2007GCN..6186....1C
    Citations: 6
    ObsIDs in HEASARC

  72. GRB 051221A: Chandra afterglow position.
    First Author: Grupe, D.
    GRB Coordinates Network, Circular Service, 4389, 1 (2005)
    Publication Date: Jan 2005
    Bibliographic Code: 2005GCN..4389....1G
    Citations: 2
    ObsIDs in HEASARC

  73. Chandra observations of GRB 051022.
    First Author: Patel, S.
    GRB Coordinates Network, Circular Service, No. 4163, #1 (2005)
    Publication Date: Jan 2005
    Bibliographic Code: 2005GCN..4163....1P
    Citations: 4
    ObsIDs in HEASARC

  74. GRB 051022 Chandra observations scheduled.
    First Author: Kouveliotou, C.
    GRB Coordinates Network, Circular Service, No. 4161, #1 (2005)
    Publication Date: Jan 2005
    Bibliographic Code: 2005GCN..4161....1K
    Citations: 0
    ObsIDs in HEASARC

  75. GRB 050724: Chandra observations of the X-ray afterglow.
    First Author: Burrows, D. N.
    GRB Coordinates Network, Circular Service, No. 3697, #1 (2005)
    Publication Date: Jan 2005
    Bibliographic Code: 2005GCN..3697....1B
    Citations: 6
    ObsIDs in HEASARC

  76. GRB050709: second /session define format EPOCH1 = Chandra observation.
    First Author: Cameron, P. B.
    GRB Coordinates Network, Circular Service, No. 3688, #1 (2005)
    Publication Date: Jan 2005
    Bibliographic Code: 2005GCN..3688....1C
    Citations: 0
    ObsIDs in HEASARC

  77. GRB050709: second /session define format EPOCH1 = Chandra observation.
    First Author: Antonelli, L. A.
    GRB Coordinates Network, Circular Service, No. 3686, #1 (2005)
    Publication Date: Jan 2005
    Bibliographic Code: 2005GCN..3686....1A
    Citations: 0
    ObsIDs in HEASARC

  78. GRB050709 : Chandra source optical counterpart.
    First Author: Jensen, B. L.
    GRB Coordinates Network, Circular Service, No. 3589, #1 (2005)
    Publication Date: Jan 2005
    Bibliographic Code: 2005GCN..3589....1J
    Citations: 5
    ObsIDs in HEASARC

  79. GRB050709: candidate X-ray afterglow from Chandra.
    First Author: Fox, D. B.
    GRB Coordinates Network, Circular Service, No. 3585, #1 (2005)
    Publication Date: Jan 2005
    Bibliographic Code: 2005GCN..3585....1F
    Citations: 4
    ObsIDs in HEASARC

  80. GRB 050509b: refined XRT/Chandra afterglow position analysis.
    First Author: Burrows, D. N.
    GRB Coordinates Network, Circular Service, No. 3494, #1 (2005)
    Publication Date: Jan 2005
    Bibliographic Code: 2005GCN..3494....1B
    Citations: 3
    ObsIDs in HEASARC

  81. XRF050509C: Chandra afterglow detection.
    First Author: Fox, D. B.
    GRB Coordinates Network, Circular Service, No. 3442, #1 (2005)
    Publication Date: Jan 2005
    Bibliographic Code: 2005GCN..3442....1F
    Citations: 1
    ObsIDs in HEASARC

  82. Refined Chandra analysis of GRB 050509b.
    First Author: Patel, S.
    GRB Coordinates Network, Circular Service, No. 3419, #1 (2005)
    Publication Date: Jan 2005
    Bibliographic Code: 2005GCN..3419....1P
    Citations: 3
    ObsIDs in HEASARC

  83. GRB 050509b: Keck/Chandra cross-correlation.
    First Author: Bloom, J. S.
    GRB Coordinates Network, Circular Service, No. 3417, #1 (2005)
    Publication Date: Jan 2005
    Bibliographic Code: 2005GCN..3417....1B
    Citations: 3
    ObsIDs in HEASARC

  84. GRB 050509b: Keck/Chandra cross-correlation.
    First Author: Bloom, J. S.
    GRB Coordinates Network, Circular Service, No. 3416, #1 (2005)
    Publication Date: Jan 2005
    Bibliographic Code: 2005GCN..3416....1B
    Citations: 0
    ObsIDs in HEASARC

  85. Chandra observation of GRB 050509b.
    First Author: Burrows, D. N.
    GRB Coordinates Network, Circular Service, No. 3415, #1 (2005)
    Publication Date: Jan 2005
    Bibliographic Code: 2005GCN..3415....1B
    Citations: 0
    ObsIDs in HEASARC

  86. GRB 050412: Chandra observations.
    First Author: Berger, E.
    GRB Coordinates Network, Circular Service, No. 3291, #1 (2005)
    Publication Date: Jan 2005
    Bibliographic Code: 2005GCN..3291....1B
    Citations: 2
    ObsIDs in HEASARC

  87. GRB041006: fading X-ray afterglow observed with Chandra.
    First Author: Butler, N.
    GRB Coordinates Network, Circular Service, No. 2808, #1 (2004)
    Publication Date: Jan 2004
    Bibliographic Code: 2004GCN..2808....1B
    Citations: 3
    ObsIDs in HEASARC

  88. GRB041006 (= H3570): Chandra observations in progress.
    First Author: Ricker, G.
    GRB Coordinates Network, Circular Service, No. 2780, #1 (2004)
    Publication Date: Jan 2004
    Bibliographic Code: 2004GCN..2780....1R
    Citations: 0
    ObsIDs in HEASARC

  89. GRB040912(=H3557): Chandra candidate X-ray afterglow.
    First Author: Ford, P.
    GRB Coordinates Network, Circular Service, No. 2731, #1 (2004)
    Publication Date: Jan 2004
    Bibliographic Code: 2004GCN..2731....1F
    Citations: 1
    ObsIDs in HEASARC

  90. GRB040912(=H3557): observations with the Chandra X-ray observatory.
    First Author: Butler, N.
    GRB Coordinates Network, Circular Service, No. 2716, #1 (2004)
    Publication Date: Jan 2004
    Bibliographic Code: 2004GCN..2716....1B
    Citations: 1
    ObsIDs in HEASARC

  91. GRB040912 (= H3557): Chandra observations scheduled.
    First Author: Ricker, G.
    GRB Coordinates Network, Circular Service, No. 2711, #1 (2004)
    Publication Date: Jan 2004
    Bibliographic Code: 2004GCN..2711....1R
    Citations: 3
    ObsIDs in HEASARC

  92. XRF040812: possible afterglow second Chandra observation.
    First Author: Campana, S.
    GRB Coordinates Network, Circular Service, No. 2656, #1 (2004)
    Publication Date: Jan 2004
    Bibliographic Code: 2004GCN..2656....1C
    Citations: 2
    ObsIDs in HEASARC

  93. XRF 040701 - optical observations of the decaying Chandra source.
    First Author: Berger, E.
    GRB Coordinates Network, Circular Service, No. 2631, #1 (2004)
    Publication Date: Jan 2004
    Bibliographic Code: 2004GCN..2631....1B
    Citations: 2
    ObsIDs in HEASARC

  94. XRF040701: second-epoch Chandra observations.
    First Author: Fox, D. B.
    GRB Coordinates Network, Circular Service, No. 2630, #1 (2004)
    Publication Date: Jan 2004
    Bibliographic Code: 2004GCN..2630....1F
    Citations: 6
    ObsIDs in HEASARC

  95. XRF040701: magellan spectroscopy of Chandra source #2 associated galaxy.
    First Author: Kelson, D. D.
    GRB Coordinates Network, Circular Service, No. 2627, #1 (2004)
    Publication Date: Jan 2004
    Bibliographic Code: 2004GCN..2627....1K
    Citations: 12
    ObsIDs in HEASARC

  96. XRF040701: first-epoch Chandra observations.
    First Author: Fox, D. B.
    GRB Coordinates Network, Circular Service, No. 2626, #1 (2004)
    Publication Date: Jan 2004
    Bibliographic Code: 2004GCN..2626....1F
    Citations: 2
    ObsIDs in HEASARC

  97. GRB031220: 2nd Chandra observation and X-ray afterglow candidate.
    First Author: Gendre, B.
    GRB Coordinates Network, Circular Service, No. 2523, #1 (2004)
    Publication Date: Jan 2004
    Bibliographic Code: 2004GCN..2523....1G
    Citations: 4
    ObsIDs in HEASARC

  98. GRB031203: Chandra observations.
    First Author: Fox, D. B.
    GRB Coordinates Network, Circular Service, No. 2522, #1 (2004)
    Publication Date: Jan 2004
    Bibliographic Code: 2004GCN..2522....1F
    Citations: 4
    ObsIDs in HEASARC

  99. GRB 031220: optical observations of Chandra X-ray sources.
    First Author: Gorosabel, J.
    GRB Coordinates Network, Circular Service, No. 2513, #1 (2004)
    Publication Date: Jan 2004
    Bibliographic Code: 2004GCN..2513....1G
    Citations: 2
    ObsIDs in HEASARC

  100. GRB031220(=H2976): TNG r-band observation of the Chandra X-ray sources.
    First Author: Antonelli, L. A.
    GRB Coordinates Network, Circular Service, No. 2503, #1 (2003)
    Publication Date: Jan 2003
    Bibliographic Code: 2003GCN..2503....1A
    Citations: 1
    ObsIDs in HEASARC

  101. GRB031220(=H2976): observation with the Chandra X-ray observatory.
    First Author: de Pasquale, M.
    GRB Coordinates Network, Circular Service, No. 2502, #1 (2003)
    Publication Date: Jan 2003
    Bibliographic Code: 2003GCN..2502....1D
    Citations: 1
    ObsIDs in HEASARC

  102. XRF030723(=H2777): Chandra fading X-ray afterglow confirmed.
    First Author: Butler, N.
    GRB Coordinates Network, Circular Service, No. 2347, #1 (2003)
    Publication Date: Jan 2003
    Bibliographic Code: 2003GCN..2347....1B
    Citations: 8
    ObsIDs in HEASARC

  103. XRF030723(=H2777): Chandra observations.
    First Author: Butler, N.
    GRB Coordinates Network, Circular Service, No. 2328, #1 (2003)
    Publication Date: Jan 2003
    Bibliographic Code: 2003GCN..2328....1B
    Citations: 7
    ObsIDs in HEASARC

  104. XRF030723 (= H2777): Chandra observations scheduled.
    First Author: Ricker, G.
    GRB Coordinates Network, Circular Service, No. 2320, #1 (2003)
    Publication Date: Jan 2003
    Bibliographic Code: 2003GCN..2320....1R
    Citations: 0
    ObsIDs in HEASARC

  105. GRB030528(=H2724): observations with the Chandra X-ray observatory.
    First Author: Butler, N.
    GRB Coordinates Network, No. 2269, #1 (2003)
    Publication Date: Jan 2003
    Bibliographic Code: 2003GCN..2269....1B
    Citations: 4
    ObsIDs in HEASARC

  106. GRB030528: Chandra TOO planned.
    First Author: Ricker, G.
    GRB Coordinates Network, No. 2264, #1 (2003)
    Publication Date: Jan 2003
    Bibliographic Code: 2003GCN..2264....1R
    Citations: 1
    ObsIDs in HEASARC

  107. GRB030328: X-ray fading and spectrum measured with Chandra.
    First Author: Ford, P. G.
    GRB Coordinates Network, No. 2027, #1 (2003)
    Publication Date: Jan 2003
    Bibliographic Code: 2003GCN..2027....1F
    Citations: 1
    ObsIDs in HEASARC

  108. GRB030328: X-ray afterglow observed with Chandra.
    First Author: Butler, N. R.
    GRB Coordinates Network, No. 2007, #1 (2003)
    Publication Date: Jan 2003
    Bibliographic Code: 2003GCN..2007....1B
    Citations: 2
    ObsIDs in HEASARC

  109. GRB030226: analysis of Chandra data.
    First Author: Sako, M.
    GRB Coordinates Network, No. 1928, #1 (2003)
    Publication Date: Jan 2003
    Bibliographic Code: 2003GCN..1928....1S
    Citations: 3
    ObsIDs in HEASARC

  110. Chandra detection of the X-ray afterglow of GRB 030226.
    First Author: Pedersen, K.
    GRB Coordinates Network, No. 1924, #1 (2003)
    Publication Date: Jan 2003
    Bibliographic Code: 2003GCN..1924....1P
    Citations: 8
    ObsIDs in HEASARC

  111. Chandra observation of the IPN error box of GRB021201 (short/hard).
    First Author: Hurley, K.
    GRB Coordinates Network, No. 1741, #1 (2002)
    Publication Date: Jan 2002
    Bibliographic Code: 2002GCN..1741....1H
    Citations: 1
    ObsIDs in HEASARC

  112. GRB021004 Chandra observation.
    First Author: Sako, M.
    GRB Coordinates Network, No. 1716, #1 (2002)
    Publication Date: Jan 2002
    Bibliographic Code: 2002GCN..1716....1S
    Citations: 9
    ObsIDs in HEASARC

  113. GRB021004 Chandra HETG observations.
    First Author: Sako, M.
    GRB Coordinates Network, No. 1624, #1 (2002)
    Publication Date: Jan 2002
    Bibliographic Code: 2002GCN..1624....1S
    Citations: 21
    ObsIDs in HEASARC

  114. GRB020813: fading X-ray afterglow observed with Chandra.
    First Author: Vanderspek, R.
    GRB Coordinates Network, No. 1504, #1 (2002)
    Publication Date: Jan 2002
    Bibliographic Code: 2002GCN..1504....1V
    Citations: 9
    ObsIDs in HEASARC

  115. GRB 020531: optical photometry of Chandra sources.
    First Author: Salamanca, I.
    GRB Coordinates Network, No. 1443, #1 (2002)
    Publication Date: Jan 2002
    Bibliographic Code: 2002GCN..1443....1S
    Citations: 1
    ObsIDs in HEASARC

  116. GRB020531: second /session define format EPOCH1 = Chandra observations.
    First Author: Butler, N.
    GRB Coordinates Network, No. 1426, #1 (2002)
    Publication Date: Jan 2002
    Bibliographic Code: 2002GCN..1426....1B
    Citations: 4
    ObsIDs in HEASARC

  117. GRB020531: observations with the Chandra X-ray observatory.
    First Author: Butler, N.
    GRB Coordinates Network, No. 1415, #1 (2002)
    Publication Date: Jan 2002
    Bibliographic Code: 2002GCN..1415....1B
    Citations: 9
    ObsIDs in HEASARC

  118. XRF020427: Chandra identification of a likely X-ray counterpart.
    First Author: Fox, D. W.
    GRB Coordinates Network, No. 1392, #1 (2002)
    Publication Date: Jan 2002
    Bibliographic Code: 2002GCN..1392....1F
    Citations: 6
    ObsIDs in HEASARC

  119. XRF020427: Chandra observations and candidate X-ray counterparts.
    First Author: Fox, D. W.
    GRB Coordinates Network, No. 1387, #1 (2002)
    Publication Date: Jan 2002
    Bibliographic Code: 2002GCN..1387....1F
    Citations: 3
    ObsIDs in HEASARC

  120. GRB011130 (XRF011130) second /session define format EPOCH1 = Chandra observations.
    First Author: Butler, N.
    GRB Coordinates Network, No. 1272, #1 (2002)
    Publication Date: Jan 2002
    Bibliographic Code: 2002GCN..1272....1B
    Citations: 3
    ObsIDs in HEASARC

  121. GRB020127: comparison of Chandra epochs and identification of possible count erparts.
    First Author: Fox, D. W.
    GRB Coordinates Network, No. 1249, #1 (2002)
    Publication Date: Jan 2002
    Bibliographic Code: 2002GCN..1249....1F
    Citations: 3
    ObsIDs in HEASARC

  122. GRB020127: Chandra observations and prospective counterparts.
    First Author: Fox, D. W.
    GRB Coordinates Network, No. 1241, #1 (2002)
    Publication Date: Jan 2002
    Bibliographic Code: 2002GCN..1241....1F
    Citations: 3
    ObsIDs in HEASARC

  123. GRB011130 (=XRF011130): further analysis of Chandra target of.
    First Author: Monnelly, G.
    GRB Coordinates Network, No. 1190, #1 (2001)
    Publication Date: Jan 2001
    Bibliographic Code: 2001GCN..1190....1M
    Citations: 0
    ObsIDs in HEASARC

  124. GRB 011130: optical observations of Chandra sources.
    First Author: Mirabal, N.
    GRB Coordinates Network, No. 1187, #1 (2001)
    Publication Date: Jan 2001
    Bibliographic Code: 2001GCN..1187....1M
    Citations: 0
    ObsIDs in HEASARC

  125. GRB 011130: optical observations of Chandra sources.
    First Author: Mirabal, N.
    GRB Coordinates Network, No. 1186, #1 (2001)
    Publication Date: Jan 2001
    Bibliographic Code: 2001GCN..1186....1M
    Citations: 0
    ObsIDs in HEASARC

  126. GRB011130 (XRF011130) Chandra observations.
    First Author: Ricker, G.
    GRB Coordinates Network, No. 1185, #1 (2001)
    Publication Date: Jan 2001
    Bibliographic Code: 2001GCN..1185....1R
    Citations: 2
    ObsIDs in HEASARC

  127. XRF011030: Chandra observations.
    First Author: Harrison, F. A.
    GRB Coordinates Network, No. 1143, #1 (2001)
    Publication Date: Jan 2001
    Bibliographic Code: 2001GCN..1143....1H
    Citations: 15
    ObsIDs in HEASARC

  128. Chandra observations of Sgr 1900+14.
    First Author: Kouveliotou, C.
    GRB Coordinates Network, No. 1048, #1 (2001)
    Publication Date: Jan 2001
    Bibliographic Code: 2001GCN..1048....1K
    Citations: 0
    ObsIDs in HEASARC

  129. SGR 1900+14, Chandra observations.
    First Author: Fox, D. W.
    GRB Coordinates Network, No. 1047, #1 (2001)
    Publication Date: Jan 2001
    Bibliographic Code: 2001GCN..1047....1F
    Citations: 0
    ObsIDs in HEASARC

  130. Chandra observations of Sgr 1900+14.
    First Author: Kouveliotou, C.
    GRB Coordinates Network, No. 1046, #1 (2001)
    Publication Date: Jan 2001
    Bibliographic Code: 2001GCN..1046....1K
    Citations: 1
    ObsIDs in HEASARC

  131. GRB010222: Chandra X-ray observatory observation.
    First Author: Garmire, G. P.
    GRB Coordinates Network, No. 1005, #1 (2001)
    Publication Date: Jan 2001
    Bibliographic Code: 2001GCN..1005....1G
    Citations: 2
    ObsIDs in HEASARC

  132. GRB 010222 HST/Chandra TOO.
    First Author: Bartolini, C.
    GRB Coordinates Network, No. 994, #1 (2001)
    Publication Date: Jan 2001
    Bibliographic Code: 2001GCN...994....1B
    Citations: 0
    ObsIDs in HEASARC

  133. X-ray afterglow by Chandra X-ray observatory.
    First Author: Garmire, G.
    GRB Coordinates Network, No. 836, #1 (2000)
    Publication Date: Jan 2000
    Bibliographic Code: 2000GCN...836....1G
    Citations: 4
    ObsIDs in HEASARC

  134. GRB000926: X-ray afterglow by BeppoSAX & plan of BSAX & Chandra obs.
    First Author: Piro, L.
    GRB Coordinates Network, No. 812, #1 (2000)
    Publication Date: Jan 2000
    Bibliographic Code: 2000GCN...812....1P
    Citations: 4
    ObsIDs in HEASARC

  135. GRB 000926 HST/Chandra TOO status.
    First Author: Kulkarni, S.
    GRB Coordinates Network, No. 808, #1 (2000)
    Publication Date: Jan 2000
    Bibliographic Code: 2000GCN...808....1K
    Citations: 0
    ObsIDs in HEASARC

  136. Chandra position of GRB000210.
    First Author: Garmire, G.
    GRB Coordinates Network, No. 782, #1 (2000)
    Publication Date: Jan 2000
    Bibliographic Code: 2000GCN...782....1G
    Citations: 4
    ObsIDs in HEASARC

  137. Correction to Chandra Position of GRB000210 afterglow
    First Author: Garcia, M.
    GCN Coordinates 548
    Publication Date: Feb 2000
    Bibliographic Code: 2000GCN...548....1G
    Citations: 0
    ObsIDs in HEASARC

  138. Optical observations of the Chandra X-ray source for GRB000210.
    First Author: Gorosabel, J.
    GRB Coordinates Network, 547, 1 (2000)
    Publication Date: Feb 2000
    Bibliographic Code: 2000GCN...547....1G
    Citations: 3
    ObsIDs in HEASARC

  139. Chandra Observations of GRB000210 X-ray Afterglow
    First Author: Garcia, M.
    GCN circular 544
    Publication Date: Feb 2000
    Bibliographic Code: 2000GCN...544....1G
    Citations: 4
    ObsIDs in HEASARC

  140. Chandra Observation of the X-ray Afterglow of GRB991216
    First Author: Piro, L.
    GCN Coordinates 500
    Publication Date: Dec 1999
    Bibliographic Code: 1999GCN...500....1P
    Citations: 11
    ObsIDs in HEASARC