TDRSS lightcurve for Trigger=453747

Notes:

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

GCN BAT Position Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Fri 20 May 11 20:29:18 UT
NOTICE_TYPE:     Swift-BAT GRB Position
TRIGGER_NUM:     453747,   Seg_Num: 0
GRB_RA:          134.375d {+08h 57m 30s} (J2000),
                 134.589d {+08h 58m 21s} (current),
                 133.432d {+08h 53m 44s} (1950)
GRB_DEC:         +56.402d {+56d 24' 06"} (J2000),
                 +56.357d {+56d 21' 27"} (current),
                 +56.595d {+56d 35' 42"} (1950)
GRB_ERROR:       3.00 [arcmin radius, statistical only]
GRB_INTEN:       7615 [cnts]    Image_Peak=257 [image_cnts]
TRIGGER_DUR:     2.048 [sec] 
TRIGGER_INDEX:   271     E_range: 50-350 keV
BKG_INTEN:       69603 [cnts]
BKG_TIME:        73697.02 SOD {20:28:17.02} UT
BKG_DUR:         24 [sec]
GRB_DATE:        15701 TJD;   140 DOY;   11/05/20
GRB_TIME:        73728.19 SOD {20:28:48.19} UT
GRB_PHI:          14.85 [deg]
GRB_THETA:        30.11 [deg]
SOLN_STATUS:     0x3
RATE_SIGNIF:     15.90 [sigma]
IMAGE_SIGNIF:    7.87 [sigma]
MERIT_PARAMS:     +1  +0  +0  +1  +3  -2  +0  +0 -39  +0 
SUN_POSTN:        57.28d {+03h 49m 06s}  +20.04d {+20d 02' 15"}
SUN_DIST:         66.45 [deg]   Sun_angle= -5.2 [hr] (East of Sun)
MOON_POSTN:      284.72d {+18h 58m 53s}  -20.94d {-20d 56' 18"}
MOON_DIST:       138.26 [deg]
MOON_ILLUM:      86 [%]
GAL_COORDS:      160.68, 39.59 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:      119.14, 37.36 [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 = 263.04,12.66 [deg].  

GCN BAT Lightcurve Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Fri 20 May 11 20:34:23 UT
NOTICE_TYPE:     Swift-BAT GRB Lightcurve
TRIGGER_NUM:     3789365,   Seg_Num: 196
GRB_RA:          134.375d {+08h 57m 30s} (J2000),
                 134.589d {+08h 58m 21s} (current),
                 133.432d {+08h 53m 44s} (1950)
GRB_DEC:         +56.402d {+56d 24' 06"} (J2000),
                 +56.357d {+56d 21' 27"} (current),
                 +56.595d {+56d 35' 42"} (1950)
GRB_DATE:        15701 TJD;   140 DOY;   11/05/20
GRB_TIME:        73728.19 SOD {20:28:48.19} UT
TRIGGER_INDEX:   271
GRB_PHI:          14.85 [deg]
GRB_THETA:        30.11 [deg]
DELTA_TIME:      -24138.00 [sec]
TRIGGER_DUR:     2.048 [sec] 
SOLN_STATUS:     0x3
RATE_SIGNIF:     0.00 [sigma]
IMAGE_SIGNIF:    0.00 [sigma]
LC_URL:          sw00453747000msb.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 20 16:34:48 EDT 2011