TDRSS lightcurve for Trigger=976692

Notes:

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

GCN BAT Position Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Mon 08 Jun 20 17:29:53 UT
NOTICE_TYPE:     Swift-BAT GRB Position
TRIGGER_NUM:     976692,   Seg_Num: 0
GRB_RA:          309.629d {+20h 38m 31s} (J2000),
                 309.943d {+20h 39m 46s} (current),
                 308.857d {+20h 35m 26s} (1950)
GRB_DEC:         -31.168d {-31d 10' 05"} (J2000),
                 -31.095d {-31d 05' 42"} (current),
                 -31.344d {-31d 20' 39"} (1950)
GRB_ERROR:       3.00 [arcmin radius, statistical only]
GRB_INTEN:       0 [cnts]    Image_Peak=1639 [image_cnts]
TRIGGER_DUR:     64.000 [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:        19008 TJD;   160 DOY;   20/06/08
GRB_TIME:        62918.91 SOD {17:28:38.91} UT
GRB_PHI:         -145.38 [deg]
GRB_THETA:        35.72 [deg]
SOLN_STATUS:     0x13
RATE_SIGNIF:     0.00 [sigma]
IMAGE_SIGNIF:    8.43 [sigma]
MERIT_PARAMS:     +1  +0  +0  +6  +1  -1  -5  +0 +68  +0 
SUN_POSTN:        77.36d {+05h 09m 27s}  +22.93d {+22d 55' 39"}
SUN_DIST:        132.88 [deg]   Sun_angle= 8.5 [hr] (West of Sun)
MOON_POSTN:      298.48d {+19h 53m 55s}  -23.32d {-23d 19' 17"}
MOON_DIST:        12.81 [deg]
MOON_ILLUM:      90 [%]
GAL_COORDS:       12.48,-35.38 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:      303.95,-12.28 [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 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 = 137.31,-11.16 [deg].  

GCN BAT Lightcurve Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Mon 08 Jun 20 17:46:41 UT
NOTICE_TYPE:     Swift-BAT GRB Lightcurve
TRIGGER_NUM:     976692,   Seg_Num: 0
GRB_RA:          309.629d {+20h 38m 31s} (J2000),
                 309.943d {+20h 39m 46s} (current),
                 308.857d {+20h 35m 26s} (1950)
GRB_DEC:         -31.168d {-31d 10' 05"} (J2000),
                 -31.095d {-31d 05' 42"} (current),
                 -31.344d {-31d 20' 39"} (1950)
GRB_DATE:        19008 TJD;   160 DOY;   20/06/08
GRB_TIME:        62918.91 SOD {17:28:38.91} UT
TRIGGER_INDEX:   20000
GRB_PHI:         -145.38 [deg]
GRB_THETA:        35.72 [deg]
DELTA_TIME:      0.00 [sec]
TRIGGER_DUR:     64.000 [sec] 
SOLN_STATUS:     0x13
RATE_SIGNIF:     0.00 [sigma]
IMAGE_SIGNIF:    8.43 [sigma]
LC_URL:          sw00976692000msb.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 Jun  8 13:47:03 EDT 2020