TDRSS lightcurve for Trigger=924641

Notes:

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

GCN BAT Position Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Tue 10 Sep 19 07:03:12 UT
NOTICE_TYPE:     Swift-BAT GRB Position
TRIGGER_NUM:     924641,   Seg_Num: 0
GRB_RA:          272.070d {+18h 08m 17s} (J2000),
                 272.296d {+18h 09m 11s} (current),
                 271.495d {+18h 05m 59s} (1950)
GRB_DEC:         +13.258d {+13d 15' 27"} (J2000),
                 +13.262d {+13d 15' 42"} (current),
                 +13.249d {+13d 14' 56"} (1950)
GRB_ERROR:       3.00 [arcmin radius, statistical only]
GRB_INTEN:       4550 [cnts]    Image_Peak=174 [image_cnts]
TRIGGER_DUR:     4.096 [sec] 
TRIGGER_INDEX:   408     E_range: 15-25 keV
BKG_INTEN:       37916 [cnts]
BKG_TIME:        25296.44 SOD {07:01:36.44} UT
BKG_DUR:         40 [sec]
GRB_DATE:        18736 TJD;   253 DOY;   19/09/10
GRB_TIME:        25349.37 SOD {07:02:29.37} UT
GRB_PHI:         141.48 [deg]
GRB_THETA:        23.37 [deg]
SOLN_STATUS:     0x3
RATE_SIGNIF:     10.04 [sigma]
IMAGE_SIGNIF:    7.81 [sigma]
MERIT_PARAMS:     +1  +0  +0  +2  +0  -2  +0  +0 +20  +0 
SUN_POSTN:       168.32d {+11h 13m 16s}   +5.02d {+05d 00' 56"}
SUN_DIST:        102.37 [deg]   Sun_angle= -6.9 [hr] (East of Sun)
MOON_POSTN:      307.68d {+20h 30m 44s}  -20.63d {-20d 37' 45"}
MOON_DIST:        48.56 [deg]
MOON_ILLUM:      87 [%]
GAL_COORDS:       40.15, 15.47 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:      272.51, 36.68 [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 = 154.77,17.45 [deg].  

GCN BAT Lightcurve Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Tue 10 Sep 19 07:19:08 UT
NOTICE_TYPE:     Swift-BAT GRB Lightcurve
TRIGGER_NUM:     924641,   Seg_Num: 0
GRB_RA:          272.070d {+18h 08m 17s} (J2000),
                 272.296d {+18h 09m 11s} (current),
                 271.495d {+18h 05m 59s} (1950)
GRB_DEC:         +13.258d {+13d 15' 27"} (J2000),
                 +13.262d {+13d 15' 42"} (current),
                 +13.249d {+13d 14' 56"} (1950)
GRB_DATE:        18736 TJD;   253 DOY;   19/09/10
GRB_TIME:        25349.37 SOD {07:02:29.37} UT
TRIGGER_INDEX:   408
GRB_PHI:         141.48 [deg]
GRB_THETA:        23.37 [deg]
DELTA_TIME:      -11.00 [sec]
TRIGGER_DUR:     4.096 [sec] 
SOLN_STATUS:     0x3
RATE_SIGNIF:     10.04 [sigma]
IMAGE_SIGNIF:    7.81 [sigma]
LC_URL:          sw00924641000msb.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 Sep 10 03:19:43 EDT 2019