GRB 140129B

Time: 12:51:09
Trigger Number: 585149
Burst Advocate: Maria Grazia Bernardini

BAT Data:

RA: a	326.764 21:47:03.4
Dec: a	26.215 26:12:54.0
90% Error Radius: b	2.1
T90: c	1.36
Fluence: d	0.71 (0.14)
1s Peak Photon Flux: e	0.9 (0.2)
Photon Index: f	2.23, PL (0.33)

---

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)

BAT Light Curve:

XRT Data:

RA: a	21:47:01.70
Dec: a	26:12:23.3
90% Error Radius: b	1.7
Time to First Observation: c	67.12
Early Flux: d	n/a
11 Hour Flux: d	0.016138066
24 Hour Flux: d	0.006122584
Initial Temporal Index:	-1.242
Spectral Index (Gamma):	2.11562
Column Density (NH): e	1.057746

---

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	21:47:01.66
Dec: a	26:12:23.0
90% Error Radius: b	0.50
Time to First Observation: c	356
V Magnitude:	V=18.04
Other Filter Magnitudes:	B=17.90 U=17.24 UVW1=17.27 UVM2=17.57 UVW2=17.99 White=17.05

---

^a J2000; ^b arcsec; ^c seconds

Comments:

UVOT: The clear detection in all UVOT filters indicate this burst is at a redshift of z < ~1.5.

References:

BAT: GCN 15765; GCN 15774
XRT: GCN 15765; GCN 15770; GCN 15777; Evans et al., 2009, MNRAS, 397, 1177
UVOT: GCN 15765; GCN 15780
Radio:
Redshift:
Host:
Other: