[vsnet-grb 122736] GCN/SWIFT_XRT_POSITION

Bacodine vxw at capella2.gsfc.nasa.gov
Wed May 5 04:22:30 JST 2010


TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Tue 04 May 10 19:22:29 UT
NOTICE_TYPE:     Swift-XRT Position
TRIGGER_NUM:     421124,   Seg_Num: 0
GRB_RA:          255.5703d {+17h 02m 16.87s} (J2000),
                 255.7427d {+17h 02m 58.24s} (current),
                 254.7375d {+16h 58m 56.99s} (1950)
GRB_DEC:         -35.5857d {-35d 35' 08.5"} (J2000),
                 -35.6000d {-35d 35' 59.8"} (current),
                 -35.5144d {-35d 30' 51.7"} (1950)
GRB_ERROR:       4.8 [arcsec radius, statistical plus systematic, 90% containment]
GRB_INTEN:       5.58e-09 [erg/cm2/sec]
GRB_SIGNIF:      11.26 [sigma]
IMG_START_DATE:  15320 TJD;   124 DOY;   10/05/04
IMG_START_TIME:  69722.08 SOD {19:22:02.08} UT,   62.6 [sec] since BAT Trigger Time
TAM[0-3]:        327.61 237.24 261.39 243.59
AMPLIFIER:       2
WAVEFORM:        134
SUN_POSTN:        41.76d {+02h 47m 01s}  +16.10d {+16d 06' 15"}
SUN_DIST:        144.02 [deg]   Sun_angle= 9.7 [hr] (West of Sun)
MOON_POSTN:      301.08d {+20h 04m 19s}  -18.96d {-18d 57' 23"}
MOON_DIST:        43.14 [deg]
MOON_ILLUM:      63 [%]
GAL_COORDS:      349.35,  3.81 [deg] galactic lon,lat of the burst
ECL_COORDS:      258.01,-12.75 [deg] ecliptic lon,lat of the burst
COMMENTS:        SWIFT-XRT Coordinates.  
COMMENTS:        The XRT position is 0.79 arcmin from the BAT position.  
COMMENTS:        The object found at this position is either a very bright burst or a cosmic ray hit.  
COMMENTS:        Examine the XRT Image to differentiate (CRs are much more compact); see examples at:  
COMMENTS:        http://www.swift.psu.edu/xrt/XRT_Postage_Stamp_Image_Photo_Gallery.htm .  



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