GRB 241218A
Time: 00:08:51
Trigger Number: 1275005
Burst Advocate: Maia Williams
BAT Data:
RA: a | 185.687 12:22:44.9 |
Dec: a | 29.984 29:59:02.4 |
90% Error Radius: b | 2.1 |
T90: c | 23.31 |
Fluence: d | 5.5 (1.0) |
1s Peak Photon Flux: e | 0.6 (0.2) |
Photon Index: f | 1.31, PL (0.26) |
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 | 12:22:43.60 |
Dec: a | 29:58:23.7 |
90% Error Radius: b | 2.2 |
Time to First Observation: c | 144.52 |
Early Flux: d | 516 |
11 Hour Flux: d | 0.0062409 |
24 Hour Flux: d | 0.00200007375 |
Initial Temporal Index: | -2.726 |
Spectral Index (Gamma): | 1.738631335 |
Column Density (NH): e | 0.2228740722266 |
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 | 152 |
V Magnitude: | V>18.5 |
Other Filter Magnitudes: | B>18.7 U>19.8 UVW1>21.1 White>21.0 |
a J2000; b arcsec; c seconds
Other Burst Info:
Redshift:Host Galaxy:
Other Observatory Detections:
Comments:
UVOT: no detection
References:
BAT: GCN 38601; GCN 38629
XRT: GCN 38601; GCN 38604; GCN 38614; Evans et al., 2009, MNRAS, 397, 1177
UVOT: GCN 38601; GCN 38634
Radio:
Redshift:
Host:
Other: