TDRSS lightcurve for Trigger=770431

Notes:

GCN BAT Position Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Sat 02 Sep 17 20:22:05 UT
NOTICE_TYPE:     Swift-BAT GRB Position
TRIGGER_NUM:     770431,   Seg_Num: 0
GRB_RA:          233.895d {+15h 35m 35s} (J2000),
                 234.245d {+15h 36m 59s} (current),
                 232.908d {+15h 31m 38s} (1950)
GRB_DEC:         -57.213d {-57d 12' 44"} (J2000),
                 -57.270d {-57d 16' 12"} (current),
                 -57.047d {-57d 02' 47"} (1950)
GRB_ERROR:       3.00 [arcmin radius, statistical only]
GRB_INTEN:       0 [cnts]    Image_Peak=3590 [image_cnts]
TRIGGER_DUR:     336.000 [sec]   (=5.6 [min])
TRIGGER_INDEX:   20000     E_range: 15-50 keV
BKG_INTEN:       0 [cnts]
BKG_TIME:        0.00 SOD {00:00:00.00} UT
BKG_DUR:         0 [sec]
GRB_DATE:        17998 TJD;   245 DOY;   17/09/02
GRB_TIME:        72036.37 SOD {20:00:36.37} UT
GRB_PHI:          46.71 [deg]
GRB_THETA:        16.82 [deg]
SOLN_STATUS:     0x13
RATE_SIGNIF:     0.00 [sigma]
IMAGE_SIGNIF:    7.61 [sigma]
MERIT_PARAMS:     +1  +0  +0  +6  +1  -2  +0  +1  -5  +0 
SUN_POSTN:       162.05d {+10h 48m 11s}   +7.61d {+07d 36' 39"}
SUN_DIST:         87.00 [deg]   Sun_angle= -4.8 [hr] (East of Sun)
MOON_POSTN:      301.86d {+20h 07m 26s}  -17.93d {-17d 56' 02"}
MOON_DIST:        62.94 [deg]
MOON_ILLUM:      88 [%]
GAL_COORDS:      323.76, -1.13 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:      246.56,-36.68 [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 an image trigger.  (The RATE_SIGNIF & BKG_{INTEN, TIME, DUR} are undefined.)  
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 = 261.15,-16.61 [deg].

GCN BAT Lightcurve Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Sat 02 Sep 17 20:25:48 UT
NOTICE_TYPE:     Swift-BAT GRB Lightcurve
TRIGGER_NUM:     770431,   Seg_Num: 0
GRB_RA:          233.895d {+15h 35m 35s} (J2000),
                 234.245d {+15h 36m 59s} (current),
                 232.908d {+15h 31m 38s} (1950)
GRB_DEC:         -57.213d {-57d 12' 44"} (J2000),
                 -57.270d {-57d 16' 12"} (current),
                 -57.047d {-57d 02' 47"} (1950)
GRB_DATE:        17998 TJD;   245 DOY;   17/09/02
GRB_TIME:        72036.37 SOD {20:00:36.37} UT
TRIGGER_INDEX:   20000
GRB_PHI:          46.71 [deg]
GRB_THETA:        16.82 [deg]
DELTA_TIME:      0.00 [sec]
TRIGGER_DUR:     336.000 [sec]   (=5.6 [min])
SOLN_STATUS:     0x13
RATE_SIGNIF:     0.00 [sigma]
IMAGE_SIGNIF:    7.61 [sigma]
LC_URL:          sw00770431000msb.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

Plot creation:
Sat Sep  2 16:33:25 EDT 2017