TDRSS lightcurve for Trigger=456939

Notes:

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

GCN BAT Position Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Sat 09 Jul 11 15:24:49 UT
NOTICE_TYPE:     Swift-BAT GRB Position
TRIGGER_NUM:     456939,   Seg_Num: 0
GRB_RA:          238.895d {+15h 55m 35s} (J2000),
                 238.996d {+15h 55m 59s} (current),
                 238.462d {+15h 53m 51s} (1950)
GRB_DEC:         +40.898d {+40d 53' 51"} (J2000),
                 +40.865d {+40d 51' 52"} (current),
                 +41.042d {+41d 02' 32"} (1950)
GRB_ERROR:       3.00 [arcmin radius, statistical only]
GRB_INTEN:       8240 [cnts]    Image_Peak=813 [image_cnts]
TRIGGER_DUR:     1.024 [sec] 
TRIGGER_INDEX:   155     E_range: 50-350 keV
BKG_INTEN:       19399 [cnts]
BKG_TIME:        55456.86 SOD {15:24:16.86} UT
BKG_DUR:         8 [sec]
GRB_DATE:        15751 TJD;   190 DOY;   11/07/09
GRB_TIME:        55469.14 SOD {15:24:29.14} UT
GRB_PHI:         152.80 [deg]
GRB_THETA:        18.47 [deg]
SOLN_STATUS:     0x3
RATE_SIGNIF:     108.52 [sigma]
IMAGE_SIGNIF:    18.12 [sigma]
MERIT_PARAMS:     +1  +0  +0  +0  +3  +5  +0  +0 +20  +0 
SUN_POSTN:       108.52d {+07h 14m 04s}  +22.35d {+22d 20' 44"}
SUN_DIST:        101.85 [deg]   Sun_angle= -8.7 [hr] (East of Sun)
MOON_POSTN:      211.59d {+14h 06m 21s}  -16.94d {-16d 56' 39"}
MOON_DIST:        63.16 [deg]
MOON_ILLUM:      66 [%]
GAL_COORDS:       65.19, 49.96 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:      220.49, 59.11 [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 = 27.10,18.63 [deg].  

GCN BAT Lightcurve Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Sat 09 Jul 11 15:42:14 UT
NOTICE_TYPE:     Swift-BAT GRB Lightcurve
TRIGGER_NUM:     456939,   Seg_Num: 0
GRB_RA:          238.895d {+15h 55m 35s} (J2000),
                 238.996d {+15h 55m 59s} (current),
                 238.462d {+15h 53m 51s} (1950)
GRB_DEC:         +40.898d {+40d 53' 51"} (J2000),
                 +40.865d {+40d 51' 52"} (current),
                 +41.042d {+41d 02' 32"} (1950)
GRB_DATE:        15751 TJD;   190 DOY;   11/07/09
GRB_TIME:        55469.14 SOD {15:24:29.14} UT
TRIGGER_INDEX:   155
GRB_PHI:         152.80 [deg]
GRB_THETA:        18.47 [deg]
DELTA_TIME:      51.00 [sec]
TRIGGER_DUR:     1.024 [sec] 
SOLN_STATUS:     0x3
RATE_SIGNIF:     108.52 [sigma]
IMAGE_SIGNIF:    18.12 [sigma]
LC_URL:          sw00456939000msb.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:
Sat Jul  9 11:42:23 EDT 2011