TDRSS lightcurve for Trigger=682614

Notes:

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

GCN BAT Position Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Tue 12 Apr 16 20:40:56 UT
NOTICE_TYPE:     Swift-BAT GRB Position
TRIGGER_NUM:     682614,   Seg_Num: 0
GRB_RA:           58.958d {+03h 55m 50s} (J2000),
                  59.156d {+03h 56m 37s} (current),
                  58.353d {+03h 53m 25s} (1950)
GRB_DEC:          -8.346d {-08d 20' 44"} (J2000),
                  -8.299d {-08d 17' 56"} (current),
                  -8.491d {-08d 29' 25"} (1950)
GRB_ERROR:       3.00 [arcmin radius, statistical only]
GRB_INTEN:       31778 [cnts]    Image_Peak=459 [image_cnts]
TRIGGER_DUR:     1.024 [sec] 
TRIGGER_INDEX:   160     E_range: 50-350 keV
BKG_INTEN:       212244 [cnts]
BKG_TIME:        74343.88 SOD {20:39:03.88} UT
BKG_DUR:         8 [sec]
GRB_DATE:        17490 TJD;   103 DOY;   16/04/12
GRB_TIME:        74362.89 SOD {20:39:22.89} UT
GRB_PHI:         -146.96 [deg]
GRB_THETA:        17.46 [deg]
SOLN_STATUS:     0xC3
RATE_SIGNIF:     13.63 [sigma]
IMAGE_SIGNIF:    6.69 [sigma]
MERIT_PARAMS:     +1  +0  +0  +0  +3  -4 -100  +0 -75  +0 
SUN_POSTN:        21.62d {+01h 26m 30s}   +9.08d {+09d 04' 32"}
SUN_DIST:         41.23 [deg]   Sun_angle= -2.5 [hr] (East of Sun)
MOON_POSTN:       97.63d {+06h 30m 31s}  +18.18d {+18d 10' 33"}
MOON_DIST:        46.29 [deg]
MOON_ILLUM:      36 [%]
GAL_COORDS:      198.49,-42.59 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:       54.68,-28.06 [deg] ecliptic lon,lat of the burst (or transient)
COMMENTS:        SWIFT-BAT GRB Coordinates.  
COMMENTS:        This Notice was delayed by more than 60 sec past the end of the trigger integration interval;  
COMMENTS:        probably due to it occurring during a Malindi downlink session.  
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 during a high background rate interval.  

GCN BAT Lightcurve Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Tue 12 Apr 16 20:45:20 UT
NOTICE_TYPE:     Swift-BAT GRB Lightcurve
TRIGGER_NUM:     682614,   Seg_Num: 0
GRB_RA:           58.958d {+03h 55m 50s} (J2000),
                  59.156d {+03h 56m 37s} (current),
                  58.353d {+03h 53m 25s} (1950)
GRB_DEC:          -8.346d {-08d 20' 44"} (J2000),
                  -8.299d {-08d 17' 56"} (current),
                  -8.491d {-08d 29' 25"} (1950)
GRB_DATE:        17490 TJD;   103 DOY;   16/04/12
GRB_TIME:        74362.89 SOD {20:39:22.89} UT
TRIGGER_INDEX:   160
GRB_PHI:         -146.96 [deg]
GRB_THETA:        17.46 [deg]
DELTA_TIME:      19.00 [sec]
TRIGGER_DUR:     1.024 [sec] 
SOLN_STATUS:     0xC3
RATE_SIGNIF:     13.63 [sigma]
IMAGE_SIGNIF:    6.69 [sigma]
LC_URL:          sw00682614000msb.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

Plot creation:
Tue Apr 12 16:45:22 EDT 2016