TDRSS lightcurve for Trigger=753445

Notes:

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

GCN BAT Position Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Fri 19 May 17 05:10:41 UT
NOTICE_TYPE:     Swift-BAT GRB Position
TRIGGER_NUM:     753445,   Seg_Num: 0
GRB_RA:          163.450d {+10h 53m 48s} (J2000),
                 163.686d {+10h 54m 45s} (current),
                 162.771d {+10h 51m 05s} (1950)
GRB_DEC:         +25.378d {+25d 22' 41"} (J2000),
                 +25.285d {+25d 17' 07"} (current),
                 +25.644d {+25d 38' 40"} (1950)
GRB_ERROR:       3.00 [arcmin radius, statistical only]
GRB_INTEN:       14187 [cnts]    Image_Peak=463 [image_cnts]
TRIGGER_DUR:     4.096 [sec] 
TRIGGER_INDEX:   289     E_range: 15-50 keV
BKG_INTEN:       121291 [cnts]
BKG_TIME:        18548.91 SOD {05:09:08.91} UT
BKG_DUR:         40 [sec]
GRB_DATE:        17892 TJD;   139 DOY;   17/05/19
GRB_TIME:        18602.80 SOD {05:10:02.80} UT
GRB_PHI:         160.55 [deg]
GRB_THETA:        13.02 [deg]
SOLN_STATUS:     0x3
RATE_SIGNIF:     14.35 [sigma]
IMAGE_SIGNIF:    10.30 [sigma]
MERIT_PARAMS:     +1  +0  +0  +2  +1  +0  +0  +0 +10  +0 
SUN_POSTN:        56.19d {+03h 44m 45s}  +19.81d {+19d 48' 29"}
SUN_DIST:         96.37 [deg]   Sun_angle= -7.2 [hr] (East of Sun)
MOON_POSTN:      332.65d {+22h 10m 36s}  -11.54d {-11d 32' 07"}
MOON_DIST:       162.74 [deg]
MOON_ILLUM:      48 [%]
GAL_COORDS:      210.02, 63.63 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:      154.85, 16.91 [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 = 227.65,-8.98 [deg].  

GCN BAT Lightcurve Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Fri 19 May 17 05:40:36 UT
NOTICE_TYPE:     Swift-BAT GRB Lightcurve
TRIGGER_NUM:     753445,   Seg_Num: 0
GRB_RA:          163.450d {+10h 53m 48s} (J2000),
                 163.686d {+10h 54m 45s} (current),
                 162.771d {+10h 51m 05s} (1950)
GRB_DEC:         +25.378d {+25d 22' 41"} (J2000),
                 +25.285d {+25d 17' 07"} (current),
                 +25.644d {+25d 38' 40"} (1950)
GRB_DATE:        17892 TJD;   139 DOY;   17/05/19
GRB_TIME:        18602.80 SOD {05:10:02.80} UT
TRIGGER_INDEX:   289
GRB_PHI:         160.55 [deg]
GRB_THETA:        13.02 [deg]
DELTA_TIME:      52.00 [sec]
TRIGGER_DUR:     4.096 [sec] 
SOLN_STATUS:     0x3
RATE_SIGNIF:     14.35 [sigma]
IMAGE_SIGNIF:    10.30 [sigma]
LC_URL:          sw00753445000msb.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

Plot creation:
Fri May 19 01:45:16 EDT 2017