TDRSS lightcurve for Trigger=191157

Notes:

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

GCN BAT Position Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Sat 18 Feb 06 03:36:02 UT
NOTICE_TYPE:     Swift-BAT GRB Position
TRIGGER_NUM:     191157,   Seg_Num: 0
GRB_RA:           50.404d {+03h 21m 37s} (J2000),
                  50.490d {+03h 21m 58s} (current),
                  49.699d {+03h 18m 48s} (1950)
GRB_DEC:         +16.866d {+16d 51' 58"} (J2000),
                 +16.888d {+16d 53' 16"} (current),
                 +16.687d {+16d 41' 14"} (1950)
GRB_ERROR:       3.00 [arcmin radius, statistical only]
GRB_INTEN:       0 [cnts]    Image_Peak=2111 [image_cnts]
TRIGGER_DUR:     80.000 [sec] 
TRIGGER_INDEX:   20000     E_range: 15-50 keV
BKG_INTEN:       0 [cnts]
BKG_TIME:        -1.02 SOD {00:00:-1.-1} UT
BKG_DUR:         0 [sec]
GRB_DATE:        13784 TJD;    49 DOY;   06/02/18
GRB_TIME:        12870.97 SOD {03:34:30.97} UT
GRB_PHI:         178.43 [deg]
GRB_THETA:        25.03 [deg]
SOLN_STATUS:     0x13
RATE_SIGNIF:     0.00 [sigma]
IMAGE_SIGNIF:    7.84 [sigma]
MERIT_PARAMS:     +1  +0  +0  +6  +1  -2  +0  +0 -12  +1 
SUN_POSTN:       331.46d {+22h 05m 49s}  -11.70d {-11d 42' 11"}
SUN_DIST:         83.15 [deg]   Sun_angle= -5.3 [hr] (East of Sun)
MOON_POSTN:      200.65d {+13h 22m 37s}  -10.52d {-10d 31' 13"}
MOON_DIST:       150.36 [deg]
MOON_ILLUM:      80 [%]
GAL_COORDS:      166.92,-32.89 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:       52.40, -1.55 [deg] ecliptic lon,lat of the burst (or transient)
COMMENTS:        SWIFT-BAT GRB Coordinates.  
COMMENTS:        This is an image trigger.  (The RATE_SIGNIF & BKG_{INTEN, TIME, DUR} are undefined.)  
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 = 119.70,17.54 [deg].  

GCN BAT Lightcurve Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Sat 18 Feb 06 03:39:17 UT
NOTICE_TYPE:     Swift-BAT GRB Lightcurve
TRIGGER_NUM:     191157,   Seg_Num: 0
GRB_RA:           50.404d {+03h 21m 37s} (J2000),
                  50.490d {+03h 21m 58s} (current),
                  49.699d {+03h 18m 48s} (1950)
GRB_DEC:         +16.866d {+16d 51' 58"} (J2000),
                 +16.888d {+16d 53' 16"} (current),
                 +16.687d {+16d 41' 14"} (1950)
GRB_DATE:        13784 TJD;    49 DOY;   06/02/18
GRB_TIME:        12870.97 SOD {03:34:30.97} UT
TRIGGER_INDEX:   20000
GRB_PHI:         178.43 [deg]
GRB_THETA:        25.03 [deg]
DELTA_TIME:      0.00 [sec]
TRIGGER_DUR:     80.000 [sec] 
SOLN_STATUS:     0x13
RATE_SIGNIF:     0.00 [sigma]
IMAGE_SIGNIF:    7.84 [sigma]
LC_URL:          sw00191157000msb.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 Feb 17 22:41:07 EST 2006