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.
IXPE Cycle 2 Recommended Targets
Recommended Targets sorted by RA, click here to sort by Proposal number.
Definition of Columns
- Prop: Proposal number assigned by the IXPE mission.
- Target: Target name as listed on proposal forms, in some cases modified for clarity.
- Category: L indicates a Large Program. Categories A or C were assigned during the Cycle 1 peer review. ToO targets are indicated as T and are also category A for regular programs. If the category letter is not capitalized, e.g., "t" this indicates alternative targets, i.e. no additional time is granted. Category A targets are guaranteed to be observed. The IXPE project expects to be able to observe ~50% of Category C targets.
- ToO Response: ToO Response Priority for a trigger.
- PI: Principal Investigator's name.
- RA: Right Ascension (equinox J2000) in degrees.
- Dec: Declination (equinox J2000) in degrees.
- Exclusive Use: Exclusive use period, if granted, in months
- IXPE Time: Total IXPE observing time recommended in ksec.
- NICER: Approved NICER exposure time (in ksec) through IXPE review.
- NuSTAR: Approved NuSTAR exposure time (in ksec) through IXPE review.
- Swift: Approved Swift exposure time (in ksec) through IXPE review.
Prop |
Target |
Category |
ToO Response |
PI |
RA |
DEC |
Exclusive Use |
IXPE Time [ks] |
NICER |
NuSTAR |
Swift |
2036 |
LSP/ISP BLAZAR |
T |
MEDIUM |
SVETLANA JORSTAD |
0 |
0 |
|
900 |
0 |
20 |
14 |
2138 |
ACCRETING MSP |
T |
MEDIUM |
ALESSANDRO PAPITTO |
0 |
0 |
6 |
900 |
0 |
0 |
0 |
2176 |
CANDIDATE NU BLAZAR |
T |
MEDIUM |
QI FENG |
0 |
0 |
|
200 |
0 |
0 |
0 |
2189 |
RELATIVISTIC_TDE |
T |
MEDIUM |
DHEERAJ PASHAM |
0 |
0 |
|
150 |
45 |
0 |
0 |
2191 |
WIND EMITTING BHLMXB |
t |
MEDIUM |
MAXIME PARRA |
0 |
0 |
|
0 |
0 |
0 |
0 |
2006 |
1ES 0033+595 |
t |
HIGH |
LAURA DI GESU |
8.96896 |
59.8345 |
3 |
0 |
0 |
0 |
0 |
2102 |
SWIFT J0243.6+6124 |
T |
MEDIUM |
HONGHUI LIU |
40.91846 |
61.43439 |
|
300 |
0 |
0 |
0 |
2158 |
PERSEUS CLUSTER |
L |
|
STEVEN EHLERT |
49.94671 |
41.51311 |
|
2500 |
0 |
0 |
0 |
2211 |
AT 2019WEY |
C |
|
SUDIP CHAKRABORTY |
68.847 |
55.37617 |
|
210 |
0 |
0 |
0 |
2013 |
CRAB PULSAR |
C |
|
ROGER ROMANI |
83.63312 |
22.0145 |
|
900 |
0 |
0 |
0 |
2041 |
1A 0535+262 |
T |
MEDIUM |
SERGEY TSYGANKOV |
84.72737 |
26.31578 |
6 |
400 |
0 |
0 |
0 |
2121 |
4U 0614+091 |
A |
|
ALESSANDRO DI MARCO |
94.28067 |
9.13708 |
3 |
150 |
10 |
20 |
0 |
2162 |
EXO 0748-676 |
C |
|
SAYANTAN BHATTACHARYA |
117.14046 |
-67.75214 |
|
260 |
0 |
0 |
0 |
2003 |
MCG-5-23-16 |
A |
|
FREDERIC MARIN |
146.91733 |
-30.94872 |
|
510 |
0 |
0 |
0 |
2006 |
1ES 1011+496 |
t |
HIGH |
LAURA DI GESU |
153.76725 |
49.43353 |
3 |
0 |
0 |
0 |
0 |
2152 |
NGC 3227 |
C |
|
SUDIP CHAKRABORTY |
155.87742 |
19.86508 |
|
800 |
0 |
0 |
0 |
2014 |
THE LIGHTHOUSE NEBULA |
A |
|
ROGER ROMANI |
165.38375 |
-61.00519 |
|
1000 |
0 |
0 |
0 |
2190 |
MRK 421 |
T |
MEDIUM |
OLIVIER HERVET |
166.11375 |
38.20883 |
|
150 |
0 |
0 |
28 |
2006 |
MRK 421 |
t |
HIGH |
LAURA DI GESU |
166.11379 |
38.20883 |
3 |
0 |
0 |
0 |
0 |
2006 |
1ES 1218+304 |
t |
HIGH |
LAURA DI GESU |
185.34142 |
30.177 |
3 |
0 |
0 |
0 |
0 |
2226 |
EX HYDRAE |
A |
|
SEAN GUNDERSON |
193.10092 |
-29.24889 |
|
300 |
0 |
0 |
0 |
2037 |
NGC 5506 |
A |
|
DANIELE TAGLIACOZZO |
213.31208 |
-3.2075 |
|
1000 |
0 |
50 |
0 |
2111 |
CIR X-1 |
A |
|
FABIO LA MONACA |
230.17021 |
-57.16672 |
3 |
350 |
0 |
0 |
0 |
2111 |
CIR X-1 |
A |
|
FABIO LA MONACA |
230.17021 |
-57.16672 |
3 |
150 |
0 |
0 |
0 |
2219 |
1E 1547.0-5408 |
C |
|
GEORGE YOUNES |
237.7255 |
-54.30669 |
6 |
1000 |
0 |
0 |
0 |
2067 |
PG 1553+113 |
A |
|
RICCARDO MIDDEI |
238.92933 |
11.19011 |
|
360 |
0 |
0 |
0 |
2153 |
T CRB |
T |
HIGH |
MANEL ERRANDO |
239.87567 |
25.92017 |
6 |
500 |
0 |
0 |
0 |
2093 |
UW CRB |
C |
|
THOMAS MACCARONE |
241.44112 |
25.86258 |
|
500 |
0 |
0 |
0 |
2098 |
4U 1630-47 |
T |
MEDIUM |
JAMES STEINER |
248.50671 |
-47.393 |
2 |
300 |
7 |
0 |
0 |
2191 |
4U 1630-47 |
T |
MEDIUM |
MAXIME PARRA |
248.50671 |
-47.393 |
|
165 |
15 |
20 |
0 |
2006 |
MRK 501 |
t |
HIGH |
LAURA DI GESU |
253.46758 |
39.76017 |
3 |
0 |
0 |
0 |
0 |
2191 |
GRO J1655-40 |
t |
MEDIUM |
MAXIME PARRA |
253.50054 |
-39.84556 |
|
0 |
0 |
0 |
0 |
2157 |
4U 1700-377 |
A |
|
KAITO NINOYU |
255.98654 |
-37.84414 |
|
150 |
0 |
0 |
0 |
2191 |
IGR J17091-3624 |
t |
MEDIUM |
MAXIME PARRA |
257.28171 |
-36.40714 |
|
0 |
0 |
0 |
0 |
2114 |
RX J1713.7-3946 |
C |
|
RICCARDO FERRAZZOLI |
257.96304 |
-39.95211 |
|
1000 |
0 |
0 |
0 |
2030 |
GX 1+4 |
C |
|
ALEXANDER SALGANIK |
263.00896 |
-24.74558 |
6 |
400 |
0 |
0 |
0 |
2191 |
H 1743-322 |
t |
MEDIUM |
MAXIME PARRA |
266.56496 |
-32.23356 |
|
0 |
0 |
0 |
0 |
2151 |
H 1743-322 |
T |
MEDIUM |
JAMES STEINER |
266.565 |
-32.23358 |
2 |
200 |
5 |
20 |
0 |
2151 |
H 1743-322 |
T |
LOW |
JAMES STEINER |
266.565 |
-32.23358 |
2 |
120 |
5 |
20 |
0 |
2147 |
GX 13+1 |
A |
|
ALESSANDRO DI MARCO |
273.63146 |
-17.15742 |
|
150 |
0 |
0 |
0 |
2081 |
4U 1812-12 |
A |
|
ANTONELLA TARANA |
273.77562 |
-12.09631 |
|
650 |
0 |
0 |
0 |
2154 |
4U 1822-37 |
A |
|
ALESSIO ANITRA |
276.44508 |
-37.10514 |
|
500 |
50 |
80 |
0 |
2239 |
GS 1826-24 |
T |
LOW |
MASON NG |
277.3675 |
-23.79689 |
|
630 |
0 |
0 |
0 |
2186 |
FAIRALL 51 |
C |
|
ROMANA MIKUSINCOVA |
281.22496 |
-62.36469 |
|
1000 |
0 |
0 |
0 |
2103 |
KES 75 |
A |
|
JOSEPHINE WONG |
281.60392 |
-2.97503 |
|
500 |
0 |
0 |
0 |
2022 |
SS 433 WEST |
A |
|
PHILIP KAARET |
287.67204 |
5.03247 |
6 |
1000 |
0 |
0 |
0 |
2156 |
AQL X-1 |
T |
MEDIUM |
YASH BHARGAVA |
287.81692 |
0.58497 |
|
300 |
8 |
20 |
0 |
2156 |
AQL X-1 |
T |
MEDIUM |
YASH BHARGAVA |
287.81692 |
0.58497 |
|
100 |
2 |
20 |
0 |
2142 |
SS 433 |
A |
|
PAOLO SOFFITTA |
287.9565 |
4.98272 |
|
500 |
10 |
30 |
0 |
2017 |
GRS 1915+105 |
T |
MEDIUM |
KARRI KOLJONEN |
288.79817 |
10.94581 |
|
100 |
0 |
0 |
0 |
2184 |
GRS 1915+105 |
A |
|
AJAY RATHEESH |
288.79817 |
10.94581 |
|
150 |
15 |
30 |
0 |
2095 |
1ES 1927+654 |
C |
|
DHEERAJ PASHAM |
291.83142 |
65.565 |
|
800 |
0 |
0 |
0 |
2006 |
1ES 1959+650 |
T |
HIGH |
LAURA DI GESU |
299.99938 |
65.14853 |
3 |
200 |
0 |
0 |
0 |
|