[vsnet-grb 147433] GCN/SWIFT_XRT_POSITION_UPDATE

Bacodine vxw at capella2.gsfc.nasa.gov
Sat Apr 23 01:34:41 JST 2011


TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Fri 22 Apr 11 16:34:40 UT
NOTICE_TYPE:     Swift-XRT Position UPDATE
TRIGGER_NUM:     451901,   Seg_Num: 0
GRB_RA:          112.0514d {+07h 28m 12.33s} (J2000),
                 112.4151d {+07h 29m 39.63s} (current),
                 110.4317d {+07h 21m 43.60s} (1950)
GRB_DEC:         +75.1077d {+75d 06' 27.7"} (J2000),
                 +75.0839d {+75d 05' 01.9"} (current),
                 +75.2086d {+75d 12' 30.9"} (1950)
GRB_ERROR:       3.5 [arcsec radius, statistical plus systematic, 90% containment]
GRB_INTEN:       1.00e-10 [erg/cm2/sec]
GRB_SIGNIF:      10.00 [sigma]
IMG_START_DATE:  15673 TJD;   112 DOY;   11/04/22
IMG_START_TIME:  57763.00 SOD {16:02:43.00} UT,   1247.1 [sec] since BAT Trigger Time
TAM[0-3]:        100.00 100.00 100.00 100.00
AMPLIFIER:       1
WAVEFORM:        31
SUN_POSTN:        30.02d {+02h 00m 05s}  +12.24d {+12d 14' 16"}
SUN_DIST:         76.22 [deg]   Sun_angle= -5.5 [hr] (East of Sun)
MOON_POSTN:      273.81d {+18h 15m 14s}  -22.70d {-22d 41' 51"}
MOON_DIST:       126.72 [deg]
MOON_ILLUM:      74 [%]
GAL_COORDS:      139.71, 28.50 [deg] galactic lon,lat of the burst
ECL_COORDS:       99.09, 52.36 [deg] ecliptic lon,lat of the burst
COMMENTS:        SWIFT-XRT Coordinates.  
COMMENTS:        This Notice was ground-generated -- not flight-generated.  
COMMENTS:        This is an Update Notice -- the RA,Dec values herein supersede the previous XRT_POS Notice.  
COMMENTS:        TAM values, flux and significance fields are not valid.  
COMMENTS:        This position was automatically generated on the ground using  
COMMENTS:        Photon Counting data telemetered via TDRSS (SPER data).  
COMMENTS:        See http://www.swift.ac.uk/sper/docs.php for details.  
COMMENTS:        The probability that this is a serendipitous source in the  
COMMENTS:        SPER window is 0.58% < P(seren) < 1.1%.  


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