TDRSS lightcurve for Trigger=907950

Notes:

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

GCN BAT Position Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Tue 11 Jun 19 17:49:45 UT
NOTICE_TYPE:     Swift-BAT GRB Position
TRIGGER_NUM:     907950,   Seg_Num: 0
GRB_RA:          324.769d {+21h 39m 05s} (J2000),
                 325.111d {+21h 40m 27s} (current),
                 323.886d {+21h 35m 33s} (1950)
GRB_DEC:         -56.082d {-56d 04' 54"} (J2000),
                 -55.993d {-55d 59' 35"} (current),
                 -56.308d {-56d 18' 28"} (1950)
GRB_ERROR:       3.00 [arcmin radius, statistical only]
GRB_INTEN:       5638 [cnts]    Image_Peak=204 [image_cnts]
TRIGGER_DUR:     3.072 [sec] 
TRIGGER_INDEX:   474     E_range: 25-100 keV
BKG_INTEN:       50504 [cnts]
BKG_TIME:        64096.94 SOD {17:48:16.94} UT
BKG_DUR:         32 [sec]
GRB_DATE:        18645 TJD;   162 DOY;   19/06/11
GRB_TIME:        64141.99 SOD {17:49:01.99} UT
GRB_PHI:          -7.14 [deg]
GRB_THETA:        35.46 [deg]
SOLN_STATUS:     0x3
RATE_SIGNIF:     9.84 [sigma]
IMAGE_SIGNIF:    8.07 [sigma]
MERIT_PARAMS:     +1  +0  +0  +2  +2  -2  +0  +0 +54  +0 
SUN_POSTN:        79.70d {+05h 18m 47s}  +23.10d {+23d 05' 53"}
SUN_DIST:        122.63 [deg]   Sun_angle= 7.6 [hr] (West of Sun)
MOON_POSTN:      191.37d {+12h 45m 28s}   +0.76d {+00d 45' 52"}
MOON_DIST:       113.44 [deg]
MOON_ILLUM:      67 [%]
GAL_COORDS:      339.07,-45.24 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:      306.08,-39.30 [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 = 199.79,-20.39 [deg].  

GCN BAT Lightcurve Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Tue 11 Jun 19 18:09:57 UT
NOTICE_TYPE:     Swift-BAT GRB Lightcurve
TRIGGER_NUM:     907950,   Seg_Num: 0
GRB_RA:          324.769d {+21h 39m 05s} (J2000),
                 325.111d {+21h 40m 27s} (current),
                 323.886d {+21h 35m 33s} (1950)
GRB_DEC:         -56.082d {-56d 04' 54"} (J2000),
                 -55.993d {-55d 59' 35"} (current),
                 -56.308d {-56d 18' 28"} (1950)
GRB_DATE:        18645 TJD;   162 DOY;   19/06/11
GRB_TIME:        64141.99 SOD {17:49:01.99} UT
TRIGGER_INDEX:   474
GRB_PHI:          -7.14 [deg]
GRB_THETA:        35.46 [deg]
DELTA_TIME:      -25.00 [sec]
TRIGGER_DUR:     3.072 [sec] 
SOLN_STATUS:     0x3
RATE_SIGNIF:     9.84 [sigma]
IMAGE_SIGNIF:    8.07 [sigma]
LC_URL:          sw00907950000msb.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:
Tue Jun 11 14:10:24 EDT 2019