TDRSS lightcurve for Trigger=505926

Notes:

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

GCN BAT Position Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Thu 20 Oct 11 06:34:10 UT
NOTICE_TYPE:     Swift-BAT GRB Position
TRIGGER_NUM:     505926,   Seg_Num: 0
GRB_RA:          287.027d {+19h 08m 06s} (J2000),
                 287.227d {+19h 08m 54s} (current),
                 286.177d {+19h 04m 43s} (1950)
GRB_DEC:         -37.985d {-37d 59' 05"} (J2000),
                 -37.966d {-37d 57' 55"} (current),
                 -38.064d {-38d 03' 51"} (1950)
GRB_ERROR:       3.00 [arcmin radius, statistical only]
GRB_INTEN:       1529 [cnts]    Image_Peak=125 [image_cnts]
TRIGGER_DUR:     0.256 [sec] 
TRIGGER_INDEX:   123     E_range: 25-100 keV
BKG_INTEN:       29460 [cnts]
BKG_TIME:        23616.51 SOD {06:33:36.51} UT
BKG_DUR:         8 [sec]
GRB_DATE:        15854 TJD;   293 DOY;   11/10/20
GRB_TIME:        23629.05 SOD {06:33:49.05} UT
GRB_PHI:          68.46 [deg]
GRB_THETA:        18.44 [deg]
SOLN_STATUS:     0x3
RATE_SIGNIF:     18.73 [sigma]
IMAGE_SIGNIF:    8.92 [sigma]
MERIT_PARAMS:     +1  +0  +0  -2  +2  -1  +0  +1 -20  +0 
SUN_POSTN:       204.60d {+13h 38m 24s}  -10.23d {-10d 13' 46"}
SUN_DIST:         77.95 [deg]   Sun_angle= -5.5 [hr] (East of Sun)
MOON_POSTN:      119.35d {+07h 57m 25s}  +17.04d {+17d 02' 10"}
MOON_DIST:       156.52 [deg]
MOON_ILLUM:      49 [%]
GAL_COORDS:      359.36,-19.37 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:      283.85,-15.36 [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 = 167.50,-11.04 [deg].  

GCN BAT Lightcurve Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Thu 20 Oct 11 06:50:58 UT
NOTICE_TYPE:     Swift-BAT GRB Lightcurve
TRIGGER_NUM:     505926,   Seg_Num: 0
GRB_RA:          287.027d {+19h 08m 06s} (J2000),
                 287.227d {+19h 08m 54s} (current),
                 286.177d {+19h 04m 43s} (1950)
GRB_DEC:         -37.985d {-37d 59' 05"} (J2000),
                 -37.966d {-37d 57' 55"} (current),
                 -38.064d {-38d 03' 51"} (1950)
GRB_DATE:        15854 TJD;   293 DOY;   11/10/20
GRB_TIME:        23629.05 SOD {06:33:49.05} UT
TRIGGER_INDEX:   123
GRB_PHI:          68.46 [deg]
GRB_THETA:        18.44 [deg]
DELTA_TIME:      25.00 [sec]
TRIGGER_DUR:     0.256 [sec] 
SOLN_STATUS:     0x3
RATE_SIGNIF:     18.73 [sigma]
IMAGE_SIGNIF:    8.92 [sigma]
LC_URL:          sw00505926000msb.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:
Thu Oct 20 02:51:23 EDT 2011