TDRSS lightcurve for Trigger=965638

Notes:

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

GCN BAT Position Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Fri 10 Apr 20 02:25:45 UT
NOTICE_TYPE:     Swift-BAT GRB Position
TRIGGER_NUM:     965638,   Seg_Num: 0
GRB_RA:          299.637d {+19h 58m 33s} (J2000),
                 299.772d {+19h 59m 05s} (current),
                 299.303d {+19h 57m 13s} (1950)
GRB_DEC:         +51.763d {+51d 45' 48"} (J2000),
                 +51.819d {+51d 49' 10"} (current),
                 +51.626d {+51d 37' 35"} (1950)
GRB_ERROR:       3.00 [arcmin radius, statistical only]
GRB_INTEN:       5625 [cnts]    Image_Peak=215 [image_cnts]
TRIGGER_DUR:     2.048 [sec] 
TRIGGER_INDEX:   262     E_range: 25-100 keV
BKG_INTEN:       52408 [cnts]
BKG_TIME:        8679.25 SOD {02:24:39.25} UT
BKG_DUR:         24 [sec]
GRB_DATE:        18949 TJD;   101 DOY;   20/04/10
GRB_TIME:        8710.42 SOD {02:25:10.42} UT
GRB_PHI:         -178.38 [deg]
GRB_THETA:        39.23 [deg]
SOLN_STATUS:     0x3
RATE_SIGNIF:     15.45 [sigma]
IMAGE_SIGNIF:    7.99 [sigma]
MERIT_PARAMS:     +1  +0  +0  +1  +2  -2  +0  +0 -22  +0 
SUN_POSTN:        19.11d {+01h 16m 27s}   +8.08d {+08d 04' 38"}
SUN_DIST:         77.08 [deg]   Sun_angle= 5.3 [hr] (West of Sun)
MOON_POSTN:      227.46d {+15h 09m 50s}  -14.12d {-14d 07' 06"}
MOON_DIST:        90.55 [deg]
MOON_ILLUM:      94 [%]
GAL_COORDS:       85.73, 11.49 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:      329.38, 69.17 [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 = 29.59,17.71 [deg].  

GCN BAT Lightcurve Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Fri 10 Apr 20 02:46:09 UT
NOTICE_TYPE:     Swift-BAT GRB Lightcurve
TRIGGER_NUM:     965638,   Seg_Num: 0
GRB_RA:          299.637d {+19h 58m 33s} (J2000),
                 299.772d {+19h 59m 05s} (current),
                 299.303d {+19h 57m 13s} (1950)
GRB_DEC:         +51.763d {+51d 45' 48"} (J2000),
                 +51.819d {+51d 49' 10"} (current),
                 +51.626d {+51d 37' 35"} (1950)
GRB_DATE:        18949 TJD;   101 DOY;   20/04/10
GRB_TIME:        8710.42 SOD {02:25:10.42} UT
TRIGGER_INDEX:   262
GRB_PHI:         -178.38 [deg]
GRB_THETA:        39.23 [deg]
DELTA_TIME:      -76.00 [sec]
TRIGGER_DUR:     2.048 [sec] 
SOLN_STATUS:     0x3
RATE_SIGNIF:     15.45 [sigma]
IMAGE_SIGNIF:    7.99 [sigma]
LC_URL:          sw00965638000msb.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:
Thu Apr  9 22:46:23 EDT 2020