TDRSS lightcurve for Trigger=783893

Notes:

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

GCN BAT Position Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Sun 29 Oct 17 06:28:51 UT
NOTICE_TYPE:     Swift-BAT GRB Position
TRIGGER_NUM:     783893,   Seg_Num: 0
GRB_RA:          335.758d {+22h 23m 02s} (J2000),
                 335.886d {+22h 23m 33s} (current),
                 335.398d {+22h 21m 36s} (1950)
GRB_DEC:         +67.859d {+67d 51' 34"} (J2000),
                 +67.950d {+67d 56' 60"} (current),
                 +67.606d {+67d 36' 21"} (1950)
GRB_ERROR:       3.00 [arcmin radius, statistical only]
GRB_INTEN:       11906 [cnts]    Image_Peak=255 [image_cnts]
TRIGGER_DUR:     2.048 [sec] 
TRIGGER_INDEX:   253     E_range: 15-50 keV
BKG_INTEN:       106691 [cnts]
BKG_TIME:        23268.08 SOD {06:27:48.08} UT
BKG_DUR:         24 [sec]
GRB_DATE:        18055 TJD;   302 DOY;   17/10/29
GRB_TIME:        23304.62 SOD {06:28:24.62} UT
GRB_PHI:         -106.18 [deg]
GRB_THETA:        12.87 [deg]
SOLN_STATUS:     0x83
RATE_SIGNIF:     24.12 [sigma]
IMAGE_SIGNIF:    6.62 [sigma]
MERIT_PARAMS:     +1  +0  +0  +1  +1  -4  +0  +1 +41  +0 
SUN_POSTN:       213.71d {+14h 14m 51s}  -13.53d {-13d 31' 42"}
SUN_DIST:        114.28 [deg]   Sun_angle= -8.1 [hr] (East of Sun)
MOON_POSTN:      323.36d {+21h 33m 27s}  -14.53d {-14d 31' 57"}
MOON_DIST:        82.98 [deg]
MOON_ILLUM:      63 [%]
GAL_COORDS:      109.63,  8.91 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:       33.39, 65.70 [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:        Since the IMAGE_SIGNIF is less than 7 sigma, this is a questionable detection.  
COMMENTS:        This trigger occurred at longitude,latitude = 249.10,19.63 [deg].  

GCN BAT Lightcurve Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Sun 29 Oct 17 06:45:41 UT
NOTICE_TYPE:     Swift-BAT GRB Lightcurve
TRIGGER_NUM:     783893,   Seg_Num: 0
GRB_RA:          335.758d {+22h 23m 02s} (J2000),
                 335.886d {+22h 23m 33s} (current),
                 335.398d {+22h 21m 36s} (1950)
GRB_DEC:         +67.859d {+67d 51' 34"} (J2000),
                 +67.950d {+67d 56' 60"} (current),
                 +67.606d {+67d 36' 21"} (1950)
GRB_DATE:        18055 TJD;   302 DOY;   17/10/29
GRB_TIME:        23304.62 SOD {06:28:24.62} UT
TRIGGER_INDEX:   253
GRB_PHI:         -106.18 [deg]
GRB_THETA:        12.87 [deg]
DELTA_TIME:      25.00 [sec]
TRIGGER_DUR:     2.048 [sec] 
SOLN_STATUS:     0x83
RATE_SIGNIF:     24.12 [sigma]
IMAGE_SIGNIF:    6.62 [sigma]
LC_URL:          sw00783893000msb.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 Oct 29 02:46:03 EDT 2017