TDRSS lightcurve for Trigger=872556

Notes:

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

GCN BAT Position Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Mon 19 Nov 18 08:16:55 UT
NOTICE_TYPE:     Swift-BAT GRB Position
TRIGGER_NUM:     872556,   Seg_Num: 0
GRB_RA:            9.401d {+00h 37m 36s} (J2000),
                   9.659d {+00h 38m 38s} (current),
                   8.720d {+00h 34m 53s} (1950)
GRB_DEC:         +43.065d {+43d 03' 53"} (J2000),
                 +43.168d {+43d 10' 07"} (current),
                 +42.790d {+42d 47' 24"} (1950)
GRB_ERROR:       4.00 [arcmin radius, statistical only]
GRB_INTEN:       0 [cnts]    Image_Peak=874 [image_cnts]
TRIGGER_DUR:     72.000 [sec] 
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:        18441 TJD;   323 DOY;   18/11/19
GRB_TIME:        29730.05 SOD {08:15:30.05} UT
GRB_PHI:         -59.92 [deg]
GRB_THETA:         1.84 [deg]
SOLN_STATUS:     0x10D9D
RATE_SIGNIF:     0.00 [sigma]
IMAGE_SIGNIF:    5.95 [sigma]
MERIT_PARAMS:     +0  +0 +125  +6  +1  -5  +0  +0 +71  +1 
SUN_POSTN:       234.65d {+15h 38m 36s}  -19.47d {-19d 28' 20"}
SUN_DIST:        135.59 [deg]   Sun_angle= -9.0 [hr] (East of Sun)
MOON_POSTN:        9.71d {+00h 38m 49s}   -0.98d {-00d 58' 52"}
MOON_DIST:        44.15 [deg]
MOON_ILLUM:      83 [%]
GAL_COORDS:      120.25,-19.73 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:       27.87, 35.38 [deg] ecliptic lon,lat of the burst (or transient)
COMMENTS:        SWIFT-BAT GRB Coordinates.  
COMMENTS:        This is an image trigger.  (The RATE_SIGNIF & BKG_{INTEN, TIME, DUR} are undefined.)  
COMMENTS:        A point_source was found.  
COMMENTS:        This is a low-flux event whose position matches one of the nearby galaxy sources in the on-board catalog!  
COMMENTS:        This matches a source in the on-board catalog: Num=14000=M31_-7,2,   delta=0.131 [deg].  
COMMENTS:        This matches a source in the ground catalog: M31_-7,2,   delta=0.131 [deg].  
COMMENTS:        This is a GRB in nearby galaxy or it is noise.  
COMMENTS:        This trigger occurred at longitude,latitude = 189.48,-20.55 [deg].  
COMMENTS:           

GCN BAT Lightcurve Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Mon 19 Nov 18 08:34:46 UT
NOTICE_TYPE:     Swift-BAT GRB Lightcurve
TRIGGER_NUM:     872556,   Seg_Num: 0
GRB_RA:            9.401d {+00h 37m 36s} (J2000),
                   9.659d {+00h 38m 38s} (current),
                   8.720d {+00h 34m 53s} (1950)
GRB_DEC:         +43.065d {+43d 03' 53"} (J2000),
                 +43.168d {+43d 10' 07"} (current),
                 +42.790d {+42d 47' 24"} (1950)
GRB_DATE:        18441 TJD;   323 DOY;   18/11/19
GRB_TIME:        29730.05 SOD {08:15:30.05} UT
TRIGGER_INDEX:   20000
GRB_PHI:         -59.92 [deg]
GRB_THETA:         1.84 [deg]
DELTA_TIME:      0.00 [sec]
TRIGGER_DUR:     72.000 [sec] 
SOLN_STATUS:     0xD9D
RATE_SIGNIF:     0.00 [sigma]
IMAGE_SIGNIF:    5.95 [sigma]
LC_URL:          sw00872556000msb.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 19 03:35:02 EST 2018