TDRSS lightcurve for Trigger=155764

Notes:

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

GCN BAT Position Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Sun 18 Sep 05 19:42:26 UT
NOTICE_TYPE:     Swift-BAT GRB Position
TRIGGER_NUM:     155764,   Seg_Num: 0
GRB_RA:           75.098d {+05h 00m 24s} (J2000),
                  75.164d {+05h 00m 39s} (current),
                  74.521d {+04h 58m 05s} (1950)
GRB_DEC:         -13.321d {-13d 19' 14"} (J2000),
                 -13.313d {-13d 18' 44"} (current),
                 -13.394d {-13d 23' 36"} (1950)
GRB_ERROR:       4.00 [arcmin radius, statistical only]
GRB_INTEN:       85 [cnts]    Image_Peak=20 [image_cnts]
TRIGGER_DUR:     0.032 [sec] 
TRIGGER_INDEX:   10306     E_range: 15-25 keV
BKG_INTEN:       16075 [cnts]
BKG_TIME:        70920.00 SOD {19:42:00.00} UT
BKG_DUR:         8 [sec]
GRB_DATE:        13631 TJD;   261 DOY;   05/09/18
GRB_TIME:        70932.74 SOD {19:42:12.74} UT
GRB_PHI:         149.89 [deg]
GRB_THETA:        15.97 [deg]
SOLN_STATUS:     0x83
RATE_SIGNIF:     6.40 [sigma]
IMAGE_SIGNIF:    6.47 [sigma]
MERIT_PARAMS:     +1  +0  +0  -5  +0  -4  +0  +0 +19  +1 
SUN_POSTN:       176.31d {+11h 45m 15s}   +1.60d {+01d 35' 46"}
SUN_DIST:        101.22 [deg]
MOON_POSTN:        5.72d {+00h 22m 54s}   +1.73d {+01d 43' 48"}
MOON_DIST:        70.45 [deg]
MOON_ILLUM:      99 [%]
GAL_COORDS:      212.82,-30.56 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:       72.02,-35.83 [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.  

GCN BAT Lightcurve Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Sun 18 Sep 05 19:46:29 UT
NOTICE_TYPE:     Swift-BAT GRB Lightcurve
TRIGGER_NUM:     155764,   Seg_Num: 0
GRB_RA:           75.098d {+05h 00m 24s} (J2000),
                  75.164d {+05h 00m 39s} (current),
                  74.521d {+04h 58m 05s} (1950)
GRB_DEC:         -13.321d {-13d 19' 14"} (J2000),
                 -13.313d {-13d 18' 44"} (current),
                 -13.394d {-13d 23' 36"} (1950)
GRB_DATE:        13631 TJD;   261 DOY;   05/09/18
GRB_TIME:        70932.96 SOD {19:42:12.96} UT
TRIGGER_INDEX:   10306
GRB_PHI:         149.89 [deg]
GRB_THETA:        15.97 [deg]
DELTA_TIME:      9.00 [sec]
TRIGGER_DUR:     0.032 [sec] 
LC_URL:          sw00155764000msb.lc
SUN_POSTN:       176.31d {+11h 45m 15s}   +1.60d {+01d 35' 46"}
SUN_DIST:        101.22 [deg]
MOON_POSTN:        5.72d {+00h 22m 54s}   +1.73d {+01d 43' 48"}

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:
Sun Sep 18 15:48:02 EDT 2005