TDRSS lightcurve for Trigger=873186

Notes:

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

GCN BAT Position Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Fri 23 Nov 18 05:33:23 UT
NOTICE_TYPE:     Swift-BAT GRB Position
TRIGGER_NUM:     873186,   Seg_Num: 0
GRB_RA:          184.348d {+12h 17m 23s} (J2000),
                 184.588d {+12h 18m 21s} (current),
                 183.713d {+12h 14m 51s} (1950)
GRB_DEC:         +14.589d {+14d 35' 22"} (J2000),
                 +14.485d {+14d 29' 05"} (current),
                 +14.867d {+14d 52' 02"} (1950)
GRB_ERROR:       3.00 [arcmin radius, statistical only]
GRB_INTEN:       1013 [cnts]    Image_Peak=101 [image_cnts]
TRIGGER_DUR:     0.256 [sec] 
TRIGGER_INDEX:   481     E_range: 50-350 keV
BKG_INTEN:       11434 [cnts]
BKG_TIME:        19970.03 SOD {05:32:50.03} UT
BKG_DUR:         8 [sec]
GRB_DATE:        18445 TJD;   327 DOY;   18/11/23
GRB_TIME:        19983.09 SOD {05:33:03.09} UT
GRB_PHI:          39.75 [deg]
GRB_THETA:        27.62 [deg]
SOLN_STATUS:     0x3
RATE_SIGNIF:     33.10 [sigma]
IMAGE_SIGNIF:    8.80 [sigma]
MERIT_PARAMS:     +1  +0  +0  -2  +3  -1  +0  +0 -44  +0 
SUN_POSTN:       238.73d {+15h 54m 54s}  -20.33d {-20d 19' 46"}
SUN_DIST:         63.58 [deg]   Sun_angle= 3.6 [hr] (West of Sun)
MOON_POSTN:       59.44d {+03h 57m 46s}  +16.05d {+16d 03' 16"}
MOON_DIST:       117.80 [deg]
MOON_ILLUM:      100 [%]
GAL_COORDS:      268.92, 75.16 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:      178.05, 15.09 [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 = 55.72,15.70 [deg].  

GCN BAT Lightcurve Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Fri 23 Nov 18 06:01:57 UT
NOTICE_TYPE:     Swift-BAT GRB Lightcurve
TRIGGER_NUM:     873186,   Seg_Num: 0
GRB_RA:          184.348d {+12h 17m 23s} (J2000),
                 184.588d {+12h 18m 21s} (current),
                 183.713d {+12h 14m 51s} (1950)
GRB_DEC:         +14.589d {+14d 35' 22"} (J2000),
                 +14.485d {+14d 29' 05"} (current),
                 +14.867d {+14d 52' 02"} (1950)
GRB_DATE:        18445 TJD;   327 DOY;   18/11/23
GRB_TIME:        19983.09 SOD {05:33:03.09} UT
TRIGGER_INDEX:   481
GRB_PHI:          39.75 [deg]
GRB_THETA:        27.62 [deg]
DELTA_TIME:      -25.00 [sec]
TRIGGER_DUR:     0.256 [sec] 
SOLN_STATUS:     0x3
RATE_SIGNIF:     33.10 [sigma]
IMAGE_SIGNIF:    8.80 [sigma]
LC_URL:          sw00873186000msb.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

Plot creation:
Fri Nov 23 01:02:22 EST 2018