[vsnet-grb 384169] GCN/SWIFT_XRT_POSITION

Bacodine vxw at capella2.gsfc.nasa.gov
Sun Oct 21 04:02:46 JST 2018


TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Sat 20 Oct 18 19:01:58 UT
NOTICE_TYPE:     Swift-XRT Position
TRIGGER_NUM:     867987,   Seg_Num: 0
GRB_RA:           13.9837d {+00h 55m 56.08s} (J2000),
                  14.1970d {+00h 56m 47.27s} (current),
                  13.4152d {+00h 53m 39.64s} (1950)
GRB_DEC:         -47.3796d {-47d 22' 46.5"} (J2000),
                 -47.2781d {-47d 16' 41.0"} (current),
                 -47.6501d {-47d 39' 00.3"} (1950)
GRB_ERROR:       4.8 [arcsec radius, statistical plus systematic, 90% containment]
GRB_INTEN:       6.04e-09 [erg/cm2/sec]
GRB_SIGNIF:      12.84 [sigma]
IMG_START_DATE:  18411 TJD;   293 DOY;   18/10/20
IMG_START_TIME:  68489.07 SOD {19:01:29.07} UT,   55.6 [sec] since BAT Trigger Time
TAM[0-3]:        327.68 237.20 261.62 243.69
AMPLIFIER:       2
WAVEFORM:        134
SUN_POSTN:       205.38d {+13h 41m 30s}  -10.52d {-10d 31' 26"}
SUN_DIST:        121.34 [deg]   Sun_angle= -11.3 [hr] (East of Sun)
MOON_POSTN:      344.09d {+22h 56m 23s}  -10.18d {-10d 10' 33"}
MOON_DIST:        44.97 [deg]
MOON_ILLUM:      85 [%]
GAL_COORDS:      300.73,-69.73 [deg] galactic lon,lat of the burst
ECL_COORDS:      347.76,-47.75 [deg] ecliptic lon,lat of the burst
COMMENTS:        SWIFT-XRT Coordinates.  
COMMENTS:        The XRT position is 0.67 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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