Menu

GRB 211229A

Time: 03:29:15
Trigger Number: BAT/GUANO
Burst Advocate:

BAT Data:

RA: a 295.044
19:40:10.6
Dec: a 23.133
23:07:58.8
90% Error Radius: b 4
T90: c n/a
Fluence: d n/a (n/a)
1s Peak Photon Flux: e n/a (n/a)
Photon Index: f n/a (n/a)

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 n/a
Dec: a n/a
90% Error Radius: b n/a
Time to First Observation: c 43600
Early Flux: d n/a
11 Hour Flux: d n/a
24 Hour Flux: d n/a
Initial Temporal Index: n/a
Spectral Index (Gamma): n/a
Column Density (NH): e n/a

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

UVOT Data:

RA: a n/a
Dec: a n/a
90% Error Radius: b n/a
Time to First Observation: c 43600
V Magnitude: n/a
Other Filter Magnitudes: V>21.0

a J2000; b arcsec; c seconds

Other Burst Info:

Redshift:
Host Galaxy:
Other Observatory Detections:
Fermi (GBM), GECAM, IPN

Comments:

Four uncatalogued X-ray sources have been detected consistent with being within 394 arcsec of the Swift/BAT-GUANO position, however none of them is above the RASS limit or shows definitive signs of fading.
UVOT: no detection

References:

BAT: GCN 31334
XRT: GCN 31342
UVOT: GCN 31342
Radio:
Redshift:
Host:
Other: