TDRSS lightcurve for Trigger=753085

Notes:

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

GCN BAT Position Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Tue 16 May 17 07:09:16 UT
NOTICE_TYPE:     Swift-BAT GRB Position
TRIGGER_NUM:     753085,   Seg_Num: 0
GRB_RA:          251.827d {+16h 47m 18s} (J2000),
                 252.144d {+16h 48m 35s} (current),
                 250.914d {+16h 43m 39s} (1950)
GRB_DEC:         -45.895d {-45d 53' 40"} (J2000),
                 -45.925d {-45d 55' 28"} (current),
                 -45.806d {-45d 48' 20"} (1950)
GRB_ERROR:       3.00 [arcmin radius, statistical only]
GRB_INTEN:       131 [cnts]    Image_Peak=28 [image_cnts]
TRIGGER_DUR:     0.016 [sec] 
TRIGGER_INDEX:   10200     E_range: 15-25 keV
BKG_INTEN:       17641 [cnts]
BKG_TIME:        25732.93 SOD {07:08:52.93} UT
BKG_DUR:         8 [sec]
GRB_DATE:        17889 TJD;   136 DOY;   17/05/16
GRB_TIME:        25741.89 SOD {07:09:01.89} UT
GRB_PHI:         -175.15 [deg]
GRB_THETA:         4.72 [deg]
SOLN_STATUS:     0x3
RATE_SIGNIF:     16.40 [sigma]
IMAGE_SIGNIF:    7.03 [sigma]
MERIT_PARAMS:     +1  +0  +0  -6  +0  -3  +0  +1 +85  +0 
SUN_POSTN:        53.29d {+03h 33m 09s}  +19.16d {+19d 09' 46"}
SUN_DIST:        149.05 [deg]   Sun_angle= 10.7 [hr] (West of Sun)
MOON_POSTN:      295.89d {+19h 43m 33s}  -18.45d {-18d 27' 05"}
MOON_DIST:        45.24 [deg]
MOON_ILLUM:      76 [%]
GAL_COORDS:      339.54, -0.46 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:      256.33,-23.31 [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 = 230.34,-11.85 [deg].  

GCN BAT Lightcurve Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Tue 16 May 17 07:38:37 UT
NOTICE_TYPE:     Swift-BAT GRB Lightcurve
TRIGGER_NUM:     753085,   Seg_Num: 0
GRB_RA:          251.827d {+16h 47m 18s} (J2000),
                 252.144d {+16h 48m 35s} (current),
                 250.914d {+16h 43m 39s} (1950)
GRB_DEC:         -45.895d {-45d 53' 40"} (J2000),
                 -45.925d {-45d 55' 28"} (current),
                 -45.806d {-45d 48' 20"} (1950)
GRB_DATE:        17889 TJD;   136 DOY;   17/05/16
GRB_TIME:        25742.11 SOD {07:09:02.11} UT
TRIGGER_INDEX:   10200
GRB_PHI:         -175.15 [deg]
GRB_THETA:         4.72 [deg]
DELTA_TIME:      41.00 [sec]
TRIGGER_DUR:     0.016 [sec] 
SOLN_STATUS:     0x3
RATE_SIGNIF:     16.40 [sigma]
IMAGE_SIGNIF:    7.03 [sigma]
LC_URL:          sw00753085000msb.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:
Tue May 16 03:43:21 EDT 2017