TDRSS lightcurve for Trigger=873539

Notes:

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

GCN BAT Position Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Mon 26 Nov 18 09:54:22 UT
NOTICE_TYPE:     Swift-BAT GRB Position
TRIGGER_NUM:     873539,   Seg_Num: 0
GRB_RA:          152.351d {+10h 09m 24s} (J2000),
                 152.565d {+10h 10m 16s} (current),
                 151.784d {+10h 07m 08s} (1950)
GRB_DEC:         -29.679d {-29d 40' 43"} (J2000),
                 -29.772d {-29d 46' 19"} (current),
                 -29.433d {-29d 25' 58"} (1950)
GRB_ERROR:       3.00 [arcmin radius, statistical only]
GRB_INTEN:       793 [cnts]    Image_Peak=90 [image_cnts]
TRIGGER_DUR:     0.256 [sec] 
TRIGGER_INDEX:   123     E_range: 25-100 keV
BKG_INTEN:       12745 [cnts]
BKG_TIME:        35634.01 SOD {09:53:54.01} UT
BKG_DUR:         8 [sec]
GRB_DATE:        18448 TJD;   330 DOY;   18/11/26
GRB_TIME:        35648.09 SOD {09:54:08.09} UT
GRB_PHI:         -128.62 [deg]
GRB_THETA:        26.95 [deg]
SOLN_STATUS:     0x3
RATE_SIGNIF:     18.73 [sigma]
IMAGE_SIGNIF:    8.69 [sigma]
MERIT_PARAMS:     +1  +0  +0  -2  +2  -1  +0  +0 -18  +0 
SUN_POSTN:       242.10d {+16h 08m 23s}  -20.96d {-20d 57' 40"}
SUN_DIST:         79.38 [deg]   Sun_angle= 6.0 [hr] (West of Sun)
MOON_POSTN:      107.37d {+07h 09m 30s}  +21.30d {+21d 18' 07"}
MOON_DIST:        67.07 [deg]
MOON_ILLUM:      87 [%]
GAL_COORDS:      265.67, 21.23 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:      167.33,-37.93 [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 = 312.85,18.15 [deg].  

GCN BAT Lightcurve Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Mon 26 Nov 18 10:28:36 UT
NOTICE_TYPE:     Swift-BAT GRB Lightcurve
TRIGGER_NUM:     873539,   Seg_Num: 0
GRB_RA:          152.351d {+10h 09m 24s} (J2000),
                 152.565d {+10h 10m 16s} (current),
                 151.784d {+10h 07m 08s} (1950)
GRB_DEC:         -29.679d {-29d 40' 43"} (J2000),
                 -29.772d {-29d 46' 19"} (current),
                 -29.433d {-29d 25' 58"} (1950)
GRB_DATE:        18448 TJD;   330 DOY;   18/11/26
GRB_TIME:        35648.09 SOD {09:54:08.09} UT
TRIGGER_INDEX:   123
GRB_PHI:         -128.62 [deg]
GRB_THETA:        26.95 [deg]
DELTA_TIME:      32.00 [sec]
TRIGGER_DUR:     0.256 [sec] 
SOLN_STATUS:     0x3
RATE_SIGNIF:     18.73 [sigma]
IMAGE_SIGNIF:    8.69 [sigma]
LC_URL:          sw00873539000msb.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:
Mon Nov 26 05:29:02 EST 2018