[vsnet-grb 274900] GCN/SWIFT_XRT_POSITION

[Bacodine]

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Tue 27 Oct 15 04:00:26 UT
NOTICE_TYPE:     Swift-XRT Position
TRIGGER_NUM:     661775,   Seg_Num: 0
GRB_RA:          272.4886d {+18h 09m 57.26s} (J2000),
                 272.5302d {+18h 10m 07.25s} (current),
                 272.3571d {+18h 09m 25.70s} (1950)
GRB_DEC:         +61.3515d {+61d 21' 05.4"} (J2000),
                 +61.3554d {+61d 21' 19.2"} (current),
                 +61.3397d {+61d 20' 23.0"} (1950)
GRB_ERROR:       4.8 [arcsec radius, statistical plus systematic, 90% containment]
GRB_INTEN:       7.08e-09 [erg/cm2/sec]
GRB_SIGNIF:      13.34 [sigma]
IMG_START_DATE:  17322 TJD;   300 DOY;   15/10/27
IMG_START_TIME:  14391.15 SOD {03:59:51.15} UT,   87.0 [sec] since BAT Trigger Time
TAM[0-3]:        327.66 237.21 261.60 243.37
AMPLIFIER:       2
WAVEFORM:        134
SUN_POSTN:       211.19d {+14h 04m 44s}  -12.65d {-12d 39' 05"}
SUN_DIST:         88.16 [deg]   Sun_angle= -4.1 [hr] (East of Sun)
MOON_POSTN:       27.46d {+01h 49m 51s}   +8.67d {+08d 40' 13"}
MOON_DIST:        93.87 [deg]
MOON_ILLUM:      100 [%]
GAL_COORDS:       90.48, 28.49 [deg] galactic lon,lat of the burst
ECL_COORDS:      282.97, 84.68 [deg] ecliptic lon,lat of the burst
COMMENTS:        SWIFT-XRT Coordinates.  
COMMENTS:        The XRT position is 1.76 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 .