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GRB 240222A

Time: 08:51:31
Trigger Number: 1216804
Burst Advocate: Paolo D'Avanzo

BAT Data:

RA: a 143.209
09:32:50.2
Dec: a -68.034
-68:02:02.4
90% Error Radius: b 1.8
T90: c 3.94
Fluence: d 2.5 (0.3)
1s Peak Photon Flux: e 1.3 (0.2)
Photon Index: f 0.75, PL (0.23)

90% error in parentheses,
a J2000; b arcmin; c seconds; d 10-7 erg/cm2 (15-150 keV); e ph/cm2/sec (15-150 keV); f PL = simple power-law, CPL = cutoff power-law (15-150 keV)

XRT Data:

RA: a 09:32:54.10
Dec: a -68:01:49.7
90% Error Radius: b 3.5
Time to First Observation: c 94.04
Early Flux: d n/a
11 Hour Flux: d 0.00090574708
24 Hour Flux: d 0.00023627688
Initial Temporal Index: -1.722
Spectral Index (Gamma): 1.480293758
Column Density (NH): e 1.7159222931468

Note: Please be aware that only the very basic temporal and spectral quantities are reported here. You are strongly encouraged to see the referenced GCN circulars for full details.
a J2000; b arcsec; c seconds; d 10-11 erg/cm2/s (0.3-10 keV); e 1021 cm-2

» XRT GRB Live Catalogue
» XRT Light Curves
» XRT Spectra

UVOT Data:

RA: a n/a
Dec: a n/a
90% Error Radius: b n/a
Time to First Observation: c 98
V Magnitude: n/aV>18.5
Other Filter Magnitudes: B>19.6
U>20.0
UVW1>18.3
UVM2>18.0
UVW2>18.6
White>20.9

a J2000; b arcsec; c seconds

Other Burst Info:

Redshift:
Host Galaxy:
Other Observatory Detections:
Fermi (GBM), GECAM, GRBAlpha

Comments:

UVOT: no detection

References:

BAT: GCN 35770; GCN 35781
XRT: GCN 35770; GCN 35780; Evans et al., 2009, MNRAS, 397, 1177
UVOT: GCN 35770; GCN 35777
Radio:
Redshift:
Host:
Other: