TDRSS lightcurve for Trigger=965484

Notes:

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

GCN BAT Position Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Thu 09 Apr 20 03:20:20 UT
NOTICE_TYPE:     Swift-BAT GRB Position
TRIGGER_NUM:     965484,   Seg_Num: 0
GRB_RA:           60.553d {+04h 02m 13s} (J2000),
                  60.695d {+04h 02m 47s} (current),
                  60.204d {+04h 00m 49s} (1950)
GRB_DEC:         -50.247d {-50d 14' 49"} (J2000),
                 -50.192d {-50d 11' 29"} (current),
                 -50.385d {-50d 23' 04"} (1950)
GRB_ERROR:       3.00 [arcmin radius, statistical only]
GRB_INTEN:       1850 [cnts]    Image_Peak=116 [image_cnts]
TRIGGER_DUR:     0.512 [sec] 
TRIGGER_INDEX:   121     E_range: 15-50 keV
BKG_INTEN:       19466 [cnts]
BKG_TIME:        11983.25 SOD {03:19:43.25} UT
BKG_DUR:         8 [sec]
GRB_DATE:        18948 TJD;   100 DOY;   20/04/09
GRB_TIME:        11999.77 SOD {03:19:59.77} UT
GRB_PHI:         -69.33 [deg]
GRB_THETA:        19.52 [deg]
SOLN_STATUS:     0x3
RATE_SIGNIF:     16.55 [sigma]
IMAGE_SIGNIF:    7.58 [sigma]
MERIT_PARAMS:     +1  +0  +0  -1  +1  -2  +0  +0 -36  +0 
SUN_POSTN:        18.23d {+01h 12m 55s}   +7.72d {+07d 43' 17"}
SUN_DIST:         68.61 [deg]   Sun_angle= -2.8 [hr] (East of Sun)
MOON_POSTN:      213.73d {+14h 14m 54s}   -9.06d {-09d 03' 22"}
MOON_DIST:       116.27 [deg]
MOON_ILLUM:      98 [%]
GAL_COORDS:      258.83,-47.19 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:       33.12,-67.95 [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 = 201.05,-18.14 [deg].  

GCN BAT Lightcurve Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Thu 09 Apr 20 03:40:35 UT
NOTICE_TYPE:     Swift-BAT GRB Lightcurve
TRIGGER_NUM:     965484,   Seg_Num: 0
GRB_RA:           60.553d {+04h 02m 13s} (J2000),
                  60.695d {+04h 02m 47s} (current),
                  60.204d {+04h 00m 49s} (1950)
GRB_DEC:         -50.247d {-50d 14' 49"} (J2000),
                 -50.192d {-50d 11' 29"} (current),
                 -50.385d {-50d 23' 04"} (1950)
GRB_DATE:        18948 TJD;   100 DOY;   20/04/09
GRB_TIME:        11999.77 SOD {03:19:59.77} UT
TRIGGER_INDEX:   121
GRB_PHI:         -69.33 [deg]
GRB_THETA:        19.52 [deg]
DELTA_TIME:      -50.00 [sec]
TRIGGER_DUR:     0.512 [sec] 
SOLN_STATUS:     0x3
RATE_SIGNIF:     16.55 [sigma]
IMAGE_SIGNIF:    7.58 [sigma]
LC_URL:          sw00965484000msb.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:
Wed Apr  8 23:41:03 EDT 2020