TDRSS lightcurve for Trigger=682522

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 04:24:18 UT
NOTICE_TYPE:     Swift-BAT GRB Position
TRIGGER_NUM:     682522,   Seg_Num: 0
GRB_RA:           33.107d {+02h 12m 26s} (J2000),
                  33.195d {+02h 12m 47s} (current),
                  32.837d {+02h 11m 21s} (1950)
GRB_DEC:         -67.645d {-67d 38' 42"} (J2000),
                 -67.569d {-67d 34' 09"} (current),
                 -67.879d {-67d 52' 43"} (1950)
GRB_ERROR:       3.00 [arcmin radius, statistical only]
GRB_INTEN:       3931 [cnts]    Image_Peak=164 [image_cnts]
TRIGGER_DUR:     1.024 [sec] 
TRIGGER_INDEX:   137     E_range: 15-50 keV
BKG_INTEN:       25226 [cnts]
BKG_TIME:        15815.88 SOD {04:23:35.88} UT
BKG_DUR:         8 [sec]
GRB_DATE:        17490 TJD;   103 DOY;   16/04/12
GRB_TIME:        15834.70 SOD {04:23:54.70} UT
GRB_PHI:         151.11 [deg]
GRB_THETA:        25.35 [deg]
SOLN_STATUS:     0x83
RATE_SIGNIF:     11.57 [sigma]
IMAGE_SIGNIF:    6.80 [sigma]
MERIT_PARAMS:     +1  +0  +0  +0  +1  -3  +0  +0 -22  +0 
SUN_POSTN:        21.00d {+01h 24m 00s}   +8.83d {+08d 49' 45"}
SUN_DIST:         76.90 [deg]   Sun_angle= -0.8 [hr] (East of Sun)
MOON_POSTN:       87.80d {+05h 51m 12s}  +18.22d {+18d 13' 03"}
MOON_DIST:        94.53 [deg]
MOON_ILLUM:      29 [%]
GAL_COORDS:      291.66,-47.67 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:      330.91,-68.62 [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:        Since the IMAGE_SIGNIF is less than 7 sigma, this is a questionable detection.  
COMMENTS:        This trigger occurred at longitude,latitude = 123.30,17.18 [deg].  

GCN BAT Lightcurve Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Tue 12 Apr 16 04:41:16 UT
NOTICE_TYPE:     Swift-BAT GRB Lightcurve
TRIGGER_NUM:     682522,   Seg_Num: 0
GRB_RA:           33.107d {+02h 12m 26s} (J2000),
                  33.195d {+02h 12m 47s} (current),
                  32.837d {+02h 11m 21s} (1950)
GRB_DEC:         -67.645d {-67d 38' 42"} (J2000),
                 -67.569d {-67d 34' 09"} (current),
                 -67.879d {-67d 52' 43"} (1950)
GRB_DATE:        17490 TJD;   103 DOY;   16/04/12
GRB_TIME:        15834.70 SOD {04:23:54.70} UT
TRIGGER_INDEX:   137
GRB_PHI:         151.11 [deg]
GRB_THETA:        25.35 [deg]
DELTA_TIME:      39.00 [sec]
TRIGGER_DUR:     1.024 [sec] 
SOLN_STATUS:     0x83
RATE_SIGNIF:     11.57 [sigma]
IMAGE_SIGNIF:    6.80 [sigma]
LC_URL:          sw00682522000msb.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 Apr 12 00:41:22 EDT 2016