GRB 250101A
Time: 13:22:50
Trigger Number: 1278305
Burst Advocate: Kim Page
BAT Data:
RA: a | 37.057 02:28:13.7 |
Dec: a | 19.181 19:10:51.6 |
90% Error Radius: b | 1.9 |
T90: c | 34.19 |
Fluence: d | 6.3 (1.0) |
1s Peak Photon Flux: e | 0.8 (0.2) |
Photon Index: f | 2.12, PL (0.24) |
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 | 02:28:16.52 |
Dec: a | 19:11:40.0 |
90% Error Radius: b | 2.1 |
Time to First Observation: c | 127.42 |
Early Flux: d | n/a |
11 Hour Flux: d | 0.120893475 |
24 Hour Flux: d | 0.012393405 |
Initial Temporal Index: | -0.703 |
Spectral Index (Gamma): | 2.038650607 |
Column Density (NH): e | 17.39859044 |
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 | 02:28:16.47 |
Dec: a | 19:11:39.6 |
90% Error Radius: b | 0.43 |
Time to First Observation: c | 133 |
V Magnitude: | V=18.10 |
Other Filter Magnitudes: | B=18.66 U=17.93 UVW1>19.8 UVM2>19.1 UVW2>18.9 White=18.03 |
a J2000; b arcsec; c seconds
Other Burst Info:
Redshift:2.49 (Xinglong: absorption)Host Galaxy:
2.481 (GMG: absorption)
Other Observatory Detections:
GMG (2.4m), GIT (0.7m), Nanshan/HMT (0.5m), MASTER, SVOM/C-GFT, Xinglong (2.16m), SAO RAS (1m), AKO (0.36m), BOOTES-4/MET, OASDG (0.5m), LCOGT (40cm), Montarrenti Observatory (0.53m), Mephisto (1.6m), NUTTelA-TAO/BSTI, LCOGT (1m), Liverpool (2m), DFOT (1.3m), NUTTelA-TAO, REM (60cm), Terskol K-800 (0.8m), CMO RC-500 (0.5m), Terskol Zeiss-2000 (2m), Calapai Observatory (11")
Comments:
References:
BAT: GCN 38752; GCN 38782
XRT: GCN 38752; GCN 38761; GCN 38773; Evans et al., 2009, MNRAS, 397, 1177
UVOT: GCN 38752; GCN 38775
Radio:
Redshift: GCN 38759 (Xinglong); GCN 38776 (GMG)
Host:
Other: