GRB 250129A
Time: 04:45:09
Trigger Number: 1285812
Burst Advocate: Andy Beardmore
BAT Data:
| RA: a | 198.708 13:14:49.9 |
| Dec: a | 5.029 05:01:44.4 |
| 90% Error Radius: b | 1.8 |
| T90: c | 262.25 |
| Fluence: d | 50 (2) |
| 1s Peak Photon Flux: e | 1.4 (0.2) |
| Photon Index: f | 2.17, PL (0.09) |
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 | 13:14:42.34 |
| Dec: a | 05:01:50.8 |
| 90% Error Radius: b | 2.1 |
| Time to First Observation: c | 158.60 |
| Early Flux: d | 1180 |
| 11 Hour Flux: d | 0.220572229 |
| 24 Hour Flux: d | 0.069582749 |
| Initial Temporal Index: | -3.633 |
| Spectral Index (Gamma): | 1.940341606 |
| Column Density (NH): e | 0.9246806256 |
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 | 13:14:42.41 |
| Dec: a | 05:01:50.3 |
| 90% Error Radius: b | 0.43 |
| Time to First Observation: c | 1185 |
| V Magnitude: | V=17.24 |
| Other Filter Magnitudes: | B=17.29 U=16.93 UVW2>19.77 White=17.39 |
a J2000; b arcsec; c seconds
Other Burst Info:
Redshift:2.151 (VLT: absorption)Host Galaxy:
2.15 (NOT: absorption)
2.15 (OHP/T193: absorption)
Other Observatory Detections:
MASTER-OAFA, VLT, GOTO, NOT, LCO (1m), LCOGT (0.4m), OHP/T193, REM (60cm), KAIT (0.76m), Skynet, GRANDMA/TAROT, AKO (0.36m), TNG (3.6m), Liverpool (2m), iTelescope, COLIBRÍ, Konkoly (RC80), SAO RAS (1m), Calapai Observatory (11"), DFOT (1.3m), Konus-Wind, SVOM/C-GFT, 7-Dimensional Telescopes, AbAO AS-32 (0.7m), Mondy AZT-33IK (1.5m), ABObservatory (30cm)
Comments:
References:
BAT: GCN 39066; GCN 39147
XRT: GCN 39066; GCN 39082; GCN 39089; Evans et al., 2009, MNRAS, 397, 1177
UVOT: GCN 39066; GCN 39085
Radio:
Redshift: GCN 39071 (VLT); GCN 39073 (NOT); GCN 39078 (OHP/T193)
Host:
Other: