[vsnet-grb-info 7267] AXP 1E1547.0-5408: Fermi GBM detection of additional bursts

GCN Circulars gcncirc at capella.gsfc.nasa.gov
Fri Jan 23 01:28:02 JST 2009


TITLE:   GCN CIRCULAR
NUMBER:  8838
SUBJECT: AXP 1E1547.0-5408: Fermi GBM detection of additional bursts
DATE:    09/01/22 16:27:07 GMT
FROM:    Andreas von Kienlin at MPE  <azk at mpe.mpg.de>

A. von Kienlin (MPE) and  V. Connaughton (UAH)
report on behalf of the Fermi GBM Team:

"Since the first 18 triggers from AXP 1E1547.0-5408 detected
by the Fermi Gamma-ray Burst Monitor on 22 January 2009 
(GCN 8835, Connaughton & Briggs), there have been 13 additional
triggers of Fermi GBM from this source.
The GBM on-board locations are all consistent with
the AXP 1E1547.0-5408 position. So there are a total of 
31 triggered bursts from this source. Many other bursts
were recorded during times where GBM was still in trigger mode.

List of all GBM triggers since the first trigger on 00:53:52.17 UT:

#   Trigcat          Trigger     UTC          
----------------------------------------------
 1  GBM 090122.037   254279434   00:53:52.17
 2  GBM 090122.044   254279035   01:03:53.93
 3  GBM 090122.052   254279656   01:14:14.88
 4  GBM 090122.059   254280306   01:25:04.31
 5  GBM 090122.104   254284211   02:30:09.39
 6  GBM 090122.113   254284945   02:42:23.17
 7  GBM 090122.120   254285611   02:53:29.75
 8  GBM 090122.129   254286352   03:05:50.39
 9  GBM 090122.173   254290113   04:08:31.65
10  GBM 090122.180   254290769   04:19:27.62
11  GBM 090122.187   254291369   04:29:27.73
12  GBM 090122.194   254291971   04:39:29.95
13  GBM 090122.218   254294023   05:13:41.02
14  GBM 090122.243   254296159   05:49:17.55
15  GBM 090122.252   254297017   06:03:36.00
16  GBM 090122.283   254299678   06:47:56.78
17  GBM 090122.291   254300306   06:58:24.25
18  GBM 090122.310   254301991   07:26:29.66
19  GBM 090122.317   254302590   07:36:28.75
20  GBM 090122.352   254305576   08:26:14.53
21  GBM 090122.359   254306192   08:36:30.55
22  GBM 090122.380   254308060   09:07:38.67
23  GBM 090122.390   254308862   09:21:00.39
24  GBM 090122.419   254311386   10:03:04.66
25  GBM 090122.428   254312201   10:16:39.36
26  GBM 090122.451   254314172   10:49:30.19
27  GBM 090122.491   254317583   11:46:21.33
28  GBM 090122.498   254318256   11:57:34.06
29  GBM 090122.551   254322796   13:13:14.53
30  GBM 090122.584   254325635   14:00:33.44
31  GBM 090122.624   254329074   14:57:52.72

Spectral analysis results will be reported soon."


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