TDRSS lightcurve for Trigger=680655

Notes:

• 1) None of the TDRSS light curves are background subtracted.

GCN BAT Position Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Sun 27 Mar 16 09:16:22 UT
NOTICE_TYPE:     Swift-BAT GRB Position
TRIGGER_NUM:     680655,   Seg_Num: 0
GRB_RA:          146.689d {+09h 46m 45s} (J2000),
                146.965d {+09h 47m 52s} (current),
                145.835d {+09h 43m 20s} (1950)
GRB_DEC:         +54.017d {+54d 01' 00"} (J2000),
                +53.941d {+53d 56' 28"} (current),
                +54.248d {+54d 14' 54"} (1950)
GRB_ERROR:       3.00 [arcmin radius, statistical only]
GRB_INTEN:       4173 [cnts]    Image_Peak=183 [image_cnts]
TRIGGER_DUR:     1.024 [sec] 
TRIGGER_INDEX:   137     E_range: 15-50 keV
BKG_INTEN:       26681 [cnts]
BKG_TIME:        33351.96 SOD {09:15:51.96} UT
BKG_DUR:         8 [sec]
GRB_DATE:        17474 TJD;    87 DOY;   16/03/27
GRB_TIME:        33367.70 SOD {09:16:07.70} UT
GRB_PHI:         -85.77 [deg]
GRB_THETA:        16.50 [deg]
SOLN_STATUS:     0x3
RATE_SIGNIF:     12.08 [sigma]
IMAGE_SIGNIF:    7.60 [sigma]
MERIT_PARAMS:     +1  +0  +0  +0  +1  -2  +0  +0 +41  +0 
SUN_POSTN:         6.56d {+00h 26m 14s}   +2.83d {+02d 49' 60"}
SUN_DIST:        114.40 [deg]   Sun_angle= -9.4 [hr] (East of Sun)
MOON_POSTN:      228.02d {+15h 12m 04s}  -13.21d {-13d 12' 23"}
MOON_DIST:        95.48 [deg]
MOON_ILLUM:      87 [%]
GAL_COORDS:      161.34, 46.98 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:      128.47, 37.88 [deg] ecliptic lon,lat of the burst (or transient)
COMMENTS:        SWIFT-BAT GRB Coordinates.  
COMMENTS:        This is a rate trigger.  
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 = 181.71,16.20 [deg].  

GCN BAT Lightcurve Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Sun 27 Mar 16 09:19:48 UT
NOTICE_TYPE:     Swift-BAT GRB Lightcurve
TRIGGER_NUM:     680655,   Seg_Num: 0
GRB_RA:          146.689d {+09h 46m 45s} (J2000),
                146.965d {+09h 47m 52s} (current),
                145.835d {+09h 43m 20s} (1950)
GRB_DEC:         +54.017d {+54d 01' 00"} (J2000),
                +53.941d {+53d 56' 28"} (current),
                +54.248d {+54d 14' 54"} (1950)
GRB_DATE:        17474 TJD;    87 DOY;   16/03/27
GRB_TIME:        33367.70 SOD {09:16:07.70} UT
TRIGGER_INDEX:   137
GRB_PHI:         -85.77 [deg]
GRB_THETA:        16.50 [deg]
DELTA_TIME:      26.00 [sec]
TRIGGER_DUR:     1.024 [sec] 
SOLN_STATUS:     0x3
RATE_SIGNIF:     12.08 [sigma]
IMAGE_SIGNIF:    7.60 [sigma]
LC_URL:          sw00680655000msb.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

Plot creation:
Wed Jun 15 17:36:49 EDT 2016