TDRSS lightcurve for Trigger=683076

Notes:

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

GCN BAT Position Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Sun 17 Apr 16 04:24:39 UT
NOTICE_TYPE:     Swift-BAT GRB Position
TRIGGER_NUM:     683076,   Seg_Num: 0
GRB_RA:          120.240d {+08h 00m 58s} (J2000),
                 120.459d {+08h 01m 50s} (current),
                 119.566d {+07h 58m 16s} (1950)
GRB_DEC:          +7.671d {+07d 40' 15"} (J2000),
                  +7.625d {+07d 37' 30"} (current),
                  +7.810d {+07d 48' 35"} (1950)
GRB_ERROR:       3.00 [arcmin radius, statistical only]
GRB_INTEN:       13348 [cnts]    Image_Peak=271 [image_cnts]
TRIGGER_DUR:     4.096 [sec] 
TRIGGER_INDEX:   452     E_range: 15-50 keV
BKG_INTEN:       116872 [cnts]
BKG_TIME:        15767.86 SOD {04:22:47.86} UT
BKG_DUR:         40 [sec]
GRB_DATE:        17495 TJD;   108 DOY;   16/04/17
GRB_TIME:        15821.04 SOD {04:23:41.04} UT
GRB_PHI:         -170.00 [deg]
GRB_THETA:        45.23 [deg]
SOLN_STATUS:     0x3
RATE_SIGNIF:     12.20 [sigma]
IMAGE_SIGNIF:    7.19 [sigma]
MERIT_PARAMS:     +1  +0  +0  +2  +1  -3  +0  +0  +5  +0 
SUN_POSTN:        25.62d {+01h 42m 29s}  +10.62d {+10d 37' 03"}
SUN_DIST:         93.31 [deg]   Sun_angle= -6.3 [hr] (East of Sun)
MOON_POSTN:      153.85d {+10h 15m 24s}   +8.96d {+08d 57' 47"}
MOON_DIST:        33.06 [deg]
MOON_ILLUM:      79 [%]
GAL_COORDS:      213.91, 18.93 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:      120.76,-12.60 [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 = 198.46,-17.76 [deg].  

GCN BAT Lightcurve Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Sun 17 Apr 16 04:42:59 UT
NOTICE_TYPE:     Swift-BAT GRB Lightcurve
TRIGGER_NUM:     683076,   Seg_Num: 0
GRB_RA:          120.240d {+08h 00m 58s} (J2000),
                 120.459d {+08h 01m 50s} (current),
                 119.566d {+07h 58m 16s} (1950)
GRB_DEC:          +7.671d {+07d 40' 15"} (J2000),
                  +7.625d {+07d 37' 30"} (current),
                  +7.810d {+07d 48' 35"} (1950)
GRB_DATE:        17495 TJD;   108 DOY;   16/04/17
GRB_TIME:        15821.04 SOD {04:23:41.04} UT
TRIGGER_INDEX:   452
GRB_PHI:         -170.00 [deg]
GRB_THETA:        45.23 [deg]
DELTA_TIME:      -38.00 [sec]
TRIGGER_DUR:     4.096 [sec] 
SOLN_STATUS:     0x3
RATE_SIGNIF:     12.20 [sigma]
IMAGE_SIGNIF:    7.19 [sigma]
LC_URL:          sw00683076000msb.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:
Sun Apr 17 00:43:23 EDT 2016