GRB 121001A

Time: 18:23:02
Trigger Number: 535026
Burst Advocate: Valerio D'Elia

BAT Data:

RA: a 276.029
Dec: a -5.667
90% Error Radius: b 2.4
T90: c 147
Fluence: d 17 (2)
1s Peak Photon Flux: e 0.5 (0.1)
Photon Index: f 1.34, PL (0.15)

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)

BAT Light Curve:

BAT Light Curve for GRB 121001A

XRT Data:

RA: a 18:24:07.74
Dec: a -05:39:57.1
90% Error Radius: b 1.8
Time to First Observation: c 121.45
Early Flux: d 54.9
11 Hour Flux: d 0.047993322
24 Hour Flux: d 0.0174954
Initial Temporal Index: -1.293
Spectral Index (Gamma): 1.26899
Column Density (NH): e 8.06736

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 130
V Magnitude: V>20.2
Other Filter Magnitudes: B>21.2

a J2000; b arcsec; c seconds

Other Burst Info:

Host Galaxy:
Other Observatory Detections:
Zeiss-600, IAC80 (82cm), BOOTES-2/TELMA, MPG/ESO (2.2m)


UVOT: no detection


BAT: GCN 13831; GCN 13836
XRT: GCN 13831; GCN 13837; GCN 13838; Evans et al., 2009, MNRAS, 397, 1177
UVOT: GCN 13831; GCN 13839
Other: GCN Report 392.1