TDRSS lightcurve for Trigger=641332

Notes:

GCN BAT Position Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Sat 23 May 15 08:50:23 UT
NOTICE_TYPE:     Swift-BAT GRB Position
TRIGGER_NUM:     641332,   Seg_Num: 0
GRB_RA:          353.476d {+23h 33m 54s} (J2000),
                 353.680d {+23h 34m 43s} (current),
                 352.811d {+23h 31m 15s} (1950)
GRB_DEC:         -35.987d {-35d 59' 13"} (J2000),
                 -35.902d {-35d 54' 07"} (current),
                 -36.264d {-36d 15' 48"} (1950)
GRB_ERROR:       4.00 [arcmin radius, statistical only]
GRB_INTEN:       0 [cnts]    Image_Peak=931 [image_cnts]
TRIGGER_DUR:     64.000 [sec] 
TRIGGER_INDEX:   20000     E_range: 15-50 keV
BKG_INTEN:       0 [cnts]
BKG_TIME:        0.00 SOD {00:00:00.00} UT
BKG_DUR:         0 [sec]
GRB_DATE:        17165 TJD;   143 DOY;   15/05/23
GRB_TIME:        31746.38 SOD {08:49:06.38} UT
GRB_PHI:         -174.09 [deg]
GRB_THETA:        33.75 [deg]
SOLN_STATUS:     0x1099D
RATE_SIGNIF:     0.00 [sigma]
IMAGE_SIGNIF:    6.04 [sigma]
MERIT_PARAMS:     +0  +0 +125  +6  +1  -5  +0  +0 -10  +1 
SUN_POSTN:        59.83d {+03h 59m 20s}  +20.55d {+20d 32' 43"}
SUN_DIST:         84.21 [deg]   Sun_angle= 4.4 [hr] (West of Sun)
MOON_POSTN:      127.11d {+08h 28m 27s}  +14.39d {+14d 23' 12"}
MOON_DIST:       133.25 [deg]
MOON_ILLUM:      28 [%]
GAL_COORDS:      359.85,-71.31 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:      338.41,-30.17 [deg] ecliptic lon,lat of the burst (or transient)
COMMENTS:        SWIFT-BAT GRB Coordinates.  
COMMENTS:        This is an image trigger.  (The RATE_SIGNIF & BKG_{INTEN, TIME, DUR} are undefined.)  
COMMENTS:        A point_source was found.  
COMMENTS:        This is a low-flux event whose position matches one of the nearby galaxy sources in the on-board catalog!  
COMMENTS:        This matches a source in the on-board catalog: Num=12156=I5332,   delta=0.157 [deg].  
COMMENTS:        This matches a source in the ground catalog: I5332,   delta=0.157 [deg].  
COMMENTS:        This is a GRB in nearby galaxy or it is noise.  
COMMENTS:        This trigger occurred at longitude,latitude = 16.25,6.30 [deg].

GCN BAT Lightcurve Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Sat 23 May 15 09:05:44 UT
NOTICE_TYPE:     Swift-BAT GRB Lightcurve
TRIGGER_NUM:     641332,   Seg_Num: 0
GRB_RA:          353.476d {+23h 33m 54s} (J2000),
                 353.680d {+23h 34m 43s} (current),
                 352.811d {+23h 31m 15s} (1950)
GRB_DEC:         -35.987d {-35d 59' 13"} (J2000),
                 -35.902d {-35d 54' 07"} (current),
                 -36.264d {-36d 15' 48"} (1950)
GRB_DATE:        17165 TJD;   143 DOY;   15/05/23
GRB_TIME:        31746.38 SOD {08:49:06.38} UT
TRIGGER_INDEX:   20000
GRB_PHI:         -174.09 [deg]
GRB_THETA:        33.75 [deg]
DELTA_TIME:      0.00 [sec]
TRIGGER_DUR:     64.000 [sec] 
SOLN_STATUS:     0x99D
RATE_SIGNIF:     0.00 [sigma]
IMAGE_SIGNIF:    6.04 [sigma]
LC_URL:          sw00641332000msb.lc

Initial TDRSS lightcurve and spacecraft attitude plot

TDRSS lightcurve from T0-30 to T0+50 (zoom in)

TDRSS light curve from T0-1 to T0+2 (More zoom in)

1.6s binned TDRSS light curve

Extended TDRSS light curve and spacecraft attitude plot(s)

Extended TDRSS lc No.1

Extended TDRSS lc No.2

Extended TDRSS lc No.3

Extended TDRSS lc No.4

Plot creation:
Sat May 23 05:06:02 EDT 2015