GRB 241228A
Time: 03:57:15
Trigger Number: 1277277
Burst Advocate: Valerio D'Elia
BAT Data:
RA: a | 344.810 22:59:14.4 |
Dec: a | 18.608 18:36:28.8 |
90% Error Radius: b | 1.0 |
T90: c | 8.06 |
Fluence: d | 30 (1) |
1s Peak Photon Flux: e | 13.1 (0.6) |
Photon Index: f | 0.90, CPL (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 | 22:59:12.32 |
Dec: a | 18:36:35.9 |
90% Error Radius: b | 1.9 |
Time to First Observation: c | 97.17 |
Early Flux: d | n/a |
11 Hour Flux: d | 0.074588943 |
24 Hour Flux: d | 0.0240285474 |
Initial Temporal Index: | -0.9743 |
Spectral Index (Gamma): | 1.844084701 |
Column Density (NH): e | 3.556887675 |
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 | 101 |
V Magnitude: | V>19.1 |
Other Filter Magnitudes: | B>19.8 U>20.0 UVW1>19.2 White>21.3 |
a J2000; b arcsec; c seconds
Other Burst Info:
Redshift:Host Galaxy:
Other Observatory Detections:
Fermi (GBM), AZT-33IK, Konus-Wind
Comments:
UVOT: no detection
References:
BAT: GCN 38681; GCN 38701
XRT: GCN 38681; GCN 38683; GCN 38686; Evans et al., 2009, MNRAS, 397, 1177
UVOT: GCN 38681; GCN 38685
Radio:
Redshift:
Host:
Other: