TDRSS lightcurve for Trigger=687492

Notes:

GCN BAT Position Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Wed 25 May 16 01:35:19 UT
NOTICE_TYPE:     Swift-BAT GRB Position
TRIGGER_NUM:     687492,   Seg_Num: 0
GRB_RA:          103.530d {+06h 54m 07s} (J2000),
                 103.740d {+06h 54m 58s} (current),
                 102.890d {+06h 51m 34s} (1950)
GRB_DEC:          -0.173d {-00d 10' 24"} (J2000),
                  -0.195d {-00d 11' 41"} (current),
                  -0.110d {-00d 06' 35"} (1950)
GRB_ERROR:       3.00 [arcmin radius, statistical only]
GRB_INTEN:       0 [cnts]    Image_Peak=1202 [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:        17533 TJD;   146 DOY;   16/05/25
GRB_TIME:        5639.68 SOD {01:33:59.68} UT
GRB_PHI:         -67.35 [deg]
GRB_THETA:        10.91 [deg]
SOLN_STATUS:     0x13
RATE_SIGNIF:     0.00 [sigma]
IMAGE_SIGNIF:    7.19 [sigma]
MERIT_PARAMS:     +1  +0  +0  +6  +1  -3 -100  +1 -69  +0 
SUN_POSTN:        62.31d {+04h 09m 14s}  +21.00d {+20d 59' 58"}
SUN_DIST:         45.67 [deg]   Sun_angle= -2.8 [hr] (East of Sun)
MOON_POSTN:      280.98d {+18h 43m 56s}  -18.35d {-18d 21' 16"}
MOON_DIST:       161.25 [deg]
MOON_ILLUM:      90 [%]
GAL_COORDS:      213.39,  0.52 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:      104.72,-22.92 [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 does not match any source in the on-board catalog.  
COMMENTS:        This does not match any source in the ground catalog.  
COMMENTS:        This is a GRB.  
COMMENTS:        This trigger occurred at longitude,latitude = 206.42,11.70 [deg].  

GCN BAT Lightcurve Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Wed 25 May 16 01:51:10 UT
NOTICE_TYPE:     Swift-BAT GRB Lightcurve
TRIGGER_NUM:     687492,   Seg_Num: 0
GRB_RA:          103.530d {+06h 54m 07s} (J2000),
                 103.740d {+06h 54m 58s} (current),
                 102.890d {+06h 51m 34s} (1950)
GRB_DEC:          -0.173d {-00d 10' 24"} (J2000),
                  -0.195d {-00d 11' 41"} (current),
                  -0.110d {-00d 06' 35"} (1950)
GRB_DATE:        17533 TJD;   146 DOY;   16/05/25
GRB_TIME:        5639.68 SOD {01:33:59.68} UT
TRIGGER_INDEX:   20000
GRB_PHI:         -67.35 [deg]
GRB_THETA:        10.91 [deg]
DELTA_TIME:      0.00 [sec]
TRIGGER_DUR:     64.000 [sec] 
SOLN_STATUS:     0x13
RATE_SIGNIF:     0.00 [sigma]
IMAGE_SIGNIF:    7.19 [sigma]
LC_URL:          sw00687492000msb.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:
Tue May 24 21:51:22 EDT 2016