TDRSS lightcurve for Trigger=912239

Notes:

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

GCN BAT Position Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Sun 30 Jun 19 23:53:24 UT
NOTICE_TYPE:     Swift-BAT GRB Position
TRIGGER_NUM:     912239,   Seg_Num: 0
GRB_RA:          293.908d {+19h 35m 38s} (J2000),
                 294.222d {+19h 36m 53s} (current),
                 293.103d {+19h 32m 25s} (1950)
GRB_DEC:         -32.751d {-32d 45' 03"} (J2000),
                 -32.707d {-32d 42' 24"} (current),
                 -32.862d {-32d 51' 43"} (1950)
GRB_ERROR:       3.00 [arcmin radius, statistical only]
GRB_INTEN:       3049 [cnts]    Image_Peak=182 [image_cnts]
TRIGGER_DUR:     1.024 [sec] 
TRIGGER_INDEX:   146     E_range: 25-100 keV
BKG_INTEN:       17465 [cnts]
BKG_TIME:        85960.83 SOD {23:52:40.83} UT
BKG_DUR:         8 [sec]
GRB_DATE:        18664 TJD;   181 DOY;   19/06/30
GRB_TIME:        85979.52 SOD {23:52:59.52} UT
GRB_PHI:         136.09 [deg]
GRB_THETA:        23.19 [deg]
SOLN_STATUS:     0x3
RATE_SIGNIF:     16.09 [sigma]
IMAGE_SIGNIF:    9.75 [sigma]
MERIT_PARAMS:     +1  +0  +0  +0  +2  +0  +0  +0 +96  +0 
SUN_POSTN:        99.69d {+06h 38m 46s}  +23.14d {+23d 08' 14"}
SUN_DIST:        164.01 [deg]   Sun_angle= 11.0 [hr] (West of Sun)
MOON_POSTN:       74.16d {+04h 56m 37s}  +19.77d {+19d 46' 23"}
MOON_DIST:       142.07 [deg]
MOON_ILLUM:      4 [%]
GAL_COORDS:        6.63,-22.96 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:      290.32,-10.98 [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 = 66.52,4.33 [deg].  

GCN BAT Lightcurve Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Mon 01 Jul 19 00:10:27 UT
NOTICE_TYPE:     Swift-BAT GRB Lightcurve
TRIGGER_NUM:     912239,   Seg_Num: 0
GRB_RA:          293.908d {+19h 35m 38s} (J2000),
                 294.222d {+19h 36m 53s} (current),
                 293.103d {+19h 32m 25s} (1950)
GRB_DEC:         -32.751d {-32d 45' 03"} (J2000),
                 -32.707d {-32d 42' 24"} (current),
                 -32.862d {-32d 51' 43"} (1950)
GRB_DATE:        18664 TJD;   181 DOY;   19/06/30
GRB_TIME:        85979.52 SOD {23:52:59.52} UT
TRIGGER_INDEX:   146
GRB_PHI:         136.09 [deg]
GRB_THETA:        23.19 [deg]
DELTA_TIME:      52.00 [sec]
TRIGGER_DUR:     1.024 [sec] 
SOLN_STATUS:     0x3
RATE_SIGNIF:     16.09 [sigma]
IMAGE_SIGNIF:    9.75 [sigma]
LC_URL:          sw00912239000msb.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:
Sun Jun 30 20:10:43 EDT 2019