TDRSS lightcurve for Trigger=181156

Notes:

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

GCN BAT Position Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Sat 11 Feb 06 15:55:47 UT
NOTICE_TYPE:     Swift-BAT GRB Position
TRIGGER_NUM:     181156,   Seg_Num: 0
GRB_RA:           75.069d {+05h 00m 17s} (J2000),
                  75.156d {+05h 00m 37s} (current),
                  74.357d {+04h 57m 26s} (1950)
GRB_DEC:         +14.958d {+14d 57' 27"} (J2000),
                 +14.966d {+14d 57' 59"} (current),
                 +14.884d {+14d 53' 03"} (1950)
GRB_ERROR:       3.00 [arcmin radius, statistical only]
GRB_INTEN:       9097 [cnts]    Image_Peak=315 [image_cnts]
TRIGGER_DUR:     2.048 [sec] 
TRIGGER_INDEX:   262     E_range: 25-100 keV
BKG_INTEN:       90971 [cnts]
BKG_TIME:        57278.99 SOD {15:54:38.99} UT
BKG_DUR:         24 [sec]
GRB_DATE:        13777 TJD;    42 DOY;   06/02/11
GRB_TIME:        57314.76 SOD {15:55:14.76} UT
GRB_PHI:         121.57 [deg]
GRB_THETA:        17.14 [deg]
SOLN_STATUS:     0x3
RATE_SIGNIF:     12.04 [sigma]
IMAGE_SIGNIF:    9.03 [sigma]
MERIT_PARAMS:     +1  +0  +0  +2  +2  +5  +0  +0 +37  +1 
SUN_POSTN:       325.13d {+21h 40m 32s}  -13.92d {-13d 55' 11"}
SUN_DIST:        112.53 [deg]   Sun_angle= -7.3 [hr] (East of Sun)
MOON_POSTN:      129.52d {+08h 38m 05s}  +23.03d {+23d 01' 47"}
MOON_DIST:        51.76 [deg]
MOON_ILLUM:      98 [%]
GAL_COORDS:      185.95,-16.45 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:       75.45, -7.73 [deg] ecliptic lon,lat of the burst (or transient)
COMMENTS:        SWIFT-BAT GRB Coordinates.  
COMMENTS:        This Notice was delayed by more than 30 sec past the end of the trigger integration interval;  
COMMENTS:        probably due to it occurring during a Malindi downlink session.  
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 = 349.67,18.22 [deg].  

GCN BAT Lightcurve Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Sat 11 Feb 06 15:58:47 UT
NOTICE_TYPE:     Swift-BAT GRB Lightcurve
TRIGGER_NUM:     181156,   Seg_Num: 0
GRB_RA:           75.069d {+05h 00m 17s} (J2000),
                  75.156d {+05h 00m 37s} (current),
                  74.357d {+04h 57m 26s} (1950)
GRB_DEC:         +14.958d {+14d 57' 27"} (J2000),
                 +14.966d {+14d 57' 59"} (current),
                 +14.884d {+14d 53' 03"} (1950)
GRB_DATE:        13777 TJD;    42 DOY;   06/02/11
GRB_TIME:        57314.76 SOD {15:55:14.76} UT
TRIGGER_INDEX:   262
GRB_PHI:         121.57 [deg]
GRB_THETA:        17.14 [deg]
DELTA_TIME:      -56.00 [sec]
TRIGGER_DUR:     2.048 [sec] 
SOLN_STATUS:     0x3
RATE_SIGNIF:     12.04 [sigma]
IMAGE_SIGNIF:    9.03 [sigma]
LC_URL:          sw00181156000msb.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:
Sat Feb 11 11:01:04 EST 2006