TDRSS lightcurve for Trigger=1002158

Notes:

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

GCN BAT Position Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Tue 27 Oct 20 01:08:02 UT
NOTICE_TYPE:     Swift-BAT GRB Position
TRIGGER_NUM:     1002158,   Seg_Num: 0
GRB_RA:          155.974d {+10h 23m 54s} (J2000),
                 156.236d {+10h 24m 57s} (current),
                 155.345d {+10h 21m 23s} (1950)
GRB_DEC:          -5.515d {-05d 30' 53"} (J2000),
                  -5.621d {-05d 37' 14"} (current),
                  -5.261d {-05d 15' 39"} (1950)
GRB_ERROR:       3.00 [arcmin radius, statistical only]
GRB_INTEN:       3249 [cnts]    Image_Peak=149 [image_cnts]
TRIGGER_DUR:     1.024 [sec] 
TRIGGER_INDEX:   148     E_range: 25-100 keV
BKG_INTEN:       19778 [cnts]
BKG_TIME:        4046.12 SOD {01:07:26.12} UT
BKG_DUR:         8 [sec]
GRB_DATE:        19149 TJD;   301 DOY;   20/10/27
GRB_TIME:        4064.17 SOD {01:07:44.17} UT
GRB_PHI:         -78.54 [deg]
GRB_THETA:        31.30 [deg]
SOLN_STATUS:     0x3
RATE_SIGNIF:     15.39 [sigma]
IMAGE_SIGNIF:    8.12 [sigma]
MERIT_PARAMS:     +1  +0  +0  +0  +2  -2  +0  +0 -56  +0 
SUN_POSTN:       211.83d {+14h 07m 19s}  -12.88d {-12d 52' 37"}
SUN_DIST:         55.25 [deg]   Sun_angle= 3.7 [hr] (West of Sun)
MOON_POSTN:      347.48d {+23h 09m 56s}  -10.93d {-10d 55' 42"}
MOON_DIST:       160.02 [deg]
MOON_ILLUM:      82 [%]
GAL_COORDS:      249.83, 41.66 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:      159.85,-14.44 [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 = 71.35,-17.78 [deg].  

GCN BAT Lightcurve Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Tue 27 Oct 20 01:27:37 UT
NOTICE_TYPE:     Swift-BAT GRB Lightcurve
TRIGGER_NUM:     1002158,   Seg_Num: 0
GRB_RA:          155.974d {+10h 23m 54s} (J2000),
                 156.236d {+10h 24m 57s} (current),
                 155.345d {+10h 21m 23s} (1950)
GRB_DEC:          -5.515d {-05d 30' 53"} (J2000),
                  -5.621d {-05d 37' 14"} (current),
                  -5.261d {-05d 15' 39"} (1950)
GRB_DATE:        19149 TJD;   301 DOY;   20/10/27
GRB_TIME:        4064.17 SOD {01:07:44.17} UT
TRIGGER_INDEX:   148
GRB_PHI:         -78.54 [deg]
GRB_THETA:        31.30 [deg]
DELTA_TIME:      -44.00 [sec]
TRIGGER_DUR:     1.024 [sec] 
SOLN_STATUS:     0x3
RATE_SIGNIF:     15.39 [sigma]
IMAGE_SIGNIF:    8.12 [sigma]
LC_URL:          sw01002158000msb.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 Oct 26 21:28:23 EDT 2020