[vsnet-grb 7292] GCN/SWIFT_XRT_POSITION

Bacodine vxw at capella.gsfc.nasa.gov
Mon Sep 19 04:43:53 JST 2005


TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Sun 18 Sep 05 19:43:47 UT
NOTICE_TYPE:     Swift-XRT Position
TRIGGER_NUM:     155764,   Seg_Num: 0
GRB_RA:           75.2340d {+05h 00m 56.1s} (J2000),
                  75.2999d {+05h 01m 11.9s} (current),
                  74.6575d {+04h 58m 37.8s} (1950)
GRB_DEC:         -13.3654d {-13d 21' 55.4"} (J2000),
                 -13.3573d {-13d 21' 26.3"} (current),
                 -13.4377d {-13d 26' 15.7"} (1950)
GRB_ERROR:       5.8 [arcsec radius, statistical plus systematic, 90% containment]
GRB_INTEN:       175.88 [arb]
GRB_SIGNIF:      4.58 [sigma]
GRB_DATE:        13631 TJD;   261 DOY;   05/09/18
GRB_TIME:        70990.95 SOD {19:43:10.95} UT     [Start of CCD integration]
TAM[0-3]:        327.63 237.20 261.30 242.86
AMPLIFIER:       2
WAVEFORM:        134
SUN_POSTN:       176.31d {+11h 45m 16s}   +1.60d {+01d 35' 45"}
SUN_DIST:        101.08 [deg]
MOON_POSTN:        5.73d {+00h 22m 56s}   +1.73d {+01d 44' 05"}
MOON_DIST:        70.58 [deg]
MOON_ILLUM:      99 [%]
GAL_COORDS:      212.93,-30.46 [deg] galactic lon,lat of the burst
ECL_COORDS:       72.18,-35.90 [deg] ecliptic lon,lat of the burst
COMMENTS:        SWIFT-XRT Coordinates.  
COMMENTS:        WARNING: XRT alignment calibration is on-going, and there may be  
COMMENTS:        residual systematic offsets of several arcseconds not accounted for yet  
COMMENTS:        by our on-board position determination algorithm.  We have increased  
COMMENTS:        the estimated error circle radius to take this into account.  



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