TDRSS lightcurve for Trigger=767284

Notes:

GCN BAT Position Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Thu 10 Aug 17 22:02:00 UT
NOTICE_TYPE:     Swift-BAT GRB Position
TRIGGER_NUM:     767284,   Seg_Num: 0
GRB_RA:          187.950d {+12h 31m 48s} (J2000),
                 188.175d {+12h 32m 42s} (current),
                 187.312d {+12h 29m 15s} (1950)
GRB_DEC:          +3.647d {+03d 38' 48"} (J2000),
                  +3.550d {+03d 32' 59"} (current),
                  +3.923d {+03d 55' 21"} (1950)
GRB_ERROR:       3.00 [arcmin radius, statistical only]
GRB_INTEN:       4323 [cnts]    Image_Peak=240 [image_cnts]
TRIGGER_DUR:     1.024 [sec] 
TRIGGER_INDEX:   146     E_range: 25-100 keV
BKG_INTEN:       23203 [cnts]
BKG_TIME:        79284.49 SOD {22:01:24.49} UT
BKG_DUR:         8 [sec]
GRB_DATE:        17975 TJD;   222 DOY;   17/08/10
GRB_TIME:        79301.06 SOD {22:01:41.06} UT
GRB_PHI:         -166.76 [deg]
GRB_THETA:        24.36 [deg]
SOLN_STATUS:     0x20010103
RATE_SIGNIF:     23.32 [sigma]
IMAGE_SIGNIF:    9.65 [sigma]
MERIT_PARAMS:     +1  +0  +0  +0  +2  +0  +0  +0 -67  +0 
SUN_POSTN:       140.89d {+09h 23m 33s}  +15.29d {+15d 17' 40"}
SUN_DIST:         47.98 [deg]   Sun_angle= -3.2 [hr] (East of Sun)
MOON_POSTN:      357.46d {+23h 49m 51s}   -4.10d {-04d 06' 07"}
MOON_DIST:       169.30 [deg]
MOON_ILLUM:      90 [%]
GAL_COORDS:      290.79, 66.05 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:      185.85,  6.50 [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 position matches one of the nearby galaxy sources in the on-board catalog!  
COMMENTS:        This does not match any source in the on-board catalog.  
COMMENTS:        This matches a source in the ground catalog: NGC4496A,   delta=0.295 [deg].  
COMMENTS:        This is a GRB in nearby galaxy or it is noise.  
COMMENTS:        This trigger occurred at longitude,latitude = 245.74,18.68 [deg].  
COMMENTS:

GCN BAT Lightcurve Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Thu 10 Aug 17 22:26:30 UT
NOTICE_TYPE:     Swift-BAT GRB Lightcurve
TRIGGER_NUM:     767284,   Seg_Num: 0
GRB_RA:          187.950d {+12h 31m 48s} (J2000),
                 188.175d {+12h 32m 42s} (current),
                 187.312d {+12h 29m 15s} (1950)
GRB_DEC:          +3.647d {+03d 38' 48"} (J2000),
                  +3.550d {+03d 32' 59"} (current),
                  +3.923d {+03d 55' 21"} (1950)
GRB_DATE:        17975 TJD;   222 DOY;   17/08/10
GRB_TIME:        79301.06 SOD {22:01:41.06} UT
TRIGGER_INDEX:   146
GRB_PHI:         -166.76 [deg]
GRB_THETA:        24.36 [deg]
DELTA_TIME:      16489.00 [sec]
TRIGGER_DUR:     1.024 [sec] 
SOLN_STATUS:     0x103
RATE_SIGNIF:     23.32 [sigma]
IMAGE_SIGNIF:    9.65 [sigma]
LC_URL:          sw00767284000msb.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

Plot creation:
Thu Aug 10 18:35:09 EDT 2017