GRB 140423A

Time: 08:31:53
Trigger Number: 596901
Burst Advocate: Eda Sonbas

BAT Data:

RA: a 197.276
Dec: a 49.838
90% Error Radius: b 1.0
T90: c 134
Fluence: d 94 (3)
1s Peak Photon Flux: e 2.1 (0.2)
Photon Index: f 1.33, 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)

BAT Light Curve:

BAT Light Curve for GRB 140423A

XRT Data:

RA: a 13:09:08.52
Dec: a 49:50:29.6
90% Error Radius: b 1.4
Time to First Observation: c 2943.48
Early Flux: d n/a
11 Hour Flux: d 0.15913447
24 Hour Flux: d 0.04990597
Initial Temporal Index: -0.9684
Spectral Index (Gamma): 2.06486
Column Density (NH): e 6.59878

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 13:09:08.54
Dec: a 49:50:29.4
90% Error Radius: b 0.48
Time to First Observation: c 2946
V Magnitude: V=19.33
Other Filter Magnitudes: B=19.96

a J2000; b arcsec; c seconds

Other Burst Info:

3.26 (Gemini-North: absorption)
Host Galaxy:
Other Observatory Detections:
ISON-NM (0.4m), WIYN (3.5m), ROTSE-IIIb, Gemini-North, Kiso Observatory (1.05m), Fermi (GBM), Palomar (60"), KAIT (0.76m), MITSuME (50cm), Kanata Telescope (1.5m), Devasthal (1.3m), TNG (3.6m), Nayuta (2m), NOT (2.5m), HJT (1.5m), MPG (2.2m), RTT150, Konus-Wind, AZT-33IK, Himalayan Chandra Telescope (2m), TShAO (1m)


Due to an observing constraint, Swift did not slew until T0+47.2 minutes.


BAT: GCN 16142; GCN 16161
XRT: GCN 16146; GCN 16155; GCN 16162; Evans et al., 2009, MNRAS, 397, 1177
UVOT: GCN 16147; GCN 16157
Redshift: GCN 16150 (Gemini-North)
Other: GCN Report 470.1