GRB 181228A
Time: 02:53:17
Trigger Number: 879909
Burst Advocate: Michael Moss
BAT Data:
| RA: a | 49.831 03:19:19.4 |
| Dec: a | 13.212 13:12:43.2 |
| 90% Error Radius: b | 1.0 |
| T90: c | 257.3 |
| Fluence: d | 100 (3) |
| 1s Peak Photon Flux: e | 9.5 (0.5) |
| Photon Index: f | 1.45, PL (0.06) |
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 | 03:19:14.94 |
| Dec: a | 13:12:07.4 |
| 90% Error Radius: b | 1.4 |
| Time to First Observation: c | 82.54 |
| Early Flux: d | 54.6 |
| 11 Hour Flux: d | 0.10086896 |
| 24 Hour Flux: d | 0.039064856 |
| Initial Temporal Index: | -2.172 |
| Spectral Index (Gamma): | 1.79686 |
| Column Density (NH): e | 5.27786 |
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 | 93 |
| V Magnitude: | V>19.1 |
| Other Filter Magnitudes: | B>20.5 U>20.5 UVW1>18.4 White>21.0 |
a J2000; b arcsec; c seconds
Other Burst Info:
Redshift:Host Galaxy:
Other Observatory Detections:
REM (60cm), MASTER-OAFA, Fermi (GBM)
Comments:
UVOT: no detection
References:
BAT: GCN 23570; GCN 23583
XRT: GCN 23570; GCN 23574; GCN 23584; Evans et al., 2009, MNRAS, 397, 1177
UVOT: GCN 23570; GCN 23581
Radio:
Redshift:
Host:
Other: