TDRSS lightcurve for Trigger=446475

Notes:

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

GCN BAT Position Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Tue 22 Feb 11 07:22:54 UT
NOTICE_TYPE:     Swift-BAT GRB Position
TRIGGER_NUM:     446475,   Seg_Num: 0
GRB_RA:          264.776d {+17h 39m 06s} (J2000),
                 264.955d {+17h 39m 49s} (current),
                 263.974d {+17h 35m 54s} (1950)
GRB_DEC:         -30.321d {-30d 19' 15"} (J2000),
                 -30.327d {-30d 19' 35"} (current),
                 -30.294d {-30d 17' 36"} (1950)
GRB_ERROR:       3.00 [arcmin radius, statistical only]
GRB_INTEN:       0 [cnts]    Image_Peak=2047 [image_cnts]
TRIGGER_DUR:     64.000 [sec] 
TRIGGER_INDEX:   20000     E_range: 15-50 keV
BKG_INTEN:       0 [cnts]
BKG_TIME:        0.00 SOD {00:00:00.00} UT
BKG_DUR:         0 [sec]
GRB_DATE:        15614 TJD;    53 DOY;   11/02/22
GRB_TIME:        26497.31 SOD {07:21:37.31} UT
GRB_PHI:         -155.61 [deg]
GRB_THETA:        31.31 [deg]
SOLN_STATUS:     0x11D
RATE_SIGNIF:     0.00 [sigma]
IMAGE_SIGNIF:    7.44 [sigma]
MERIT_PARAMS:     +0  +0 +123  +6  +1  -2  +0  +1 -37  +0 
SUN_POSTN:       335.24d {+22h 20m 58s}  -10.29d {-10d 17' 22"}
SUN_DIST:         67.87 [deg]   Sun_angle= 4.7 [hr] (West of Sun)
MOON_POSTN:      204.86d {+13h 39m 25s}  -15.20d {-15d 12' 05"}
MOON_DIST:        56.80 [deg]
MOON_ILLUM:      79 [%]
GAL_COORDS:      358.08,  0.47 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:      265.46, -6.96 [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 matches a source in the on-board catalog: Num=10682=(null) (probably an AT_Slot).  
COMMENTS:        This matches a source in the ground catalog: IGR17391-3021,   delta=0.029 [deg].  
COMMENTS:        This is not a GRB.  
COMMENTS:        This trigger occurred at longitude,latitude = 0.05,-10.92 [deg].  

GCN BAT Lightcurve Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Tue 22 Feb 11 07:48:36 UT
NOTICE_TYPE:     Swift-BAT GRB Lightcurve
TRIGGER_NUM:     446475,   Seg_Num: 0
GRB_RA:          264.776d {+17h 39m 06s} (J2000),
                 264.955d {+17h 39m 49s} (current),
                 263.974d {+17h 35m 54s} (1950)
GRB_DEC:         -30.321d {-30d 19' 15"} (J2000),
                 -30.327d {-30d 19' 35"} (current),
                 -30.294d {-30d 17' 36"} (1950)
GRB_DATE:        15614 TJD;    53 DOY;   11/02/22
GRB_TIME:        26497.31 SOD {07:21:37.31} UT
TRIGGER_INDEX:   20000
GRB_PHI:         -155.61 [deg]
GRB_THETA:        31.31 [deg]
DELTA_TIME:      0.00 [sec]
TRIGGER_DUR:     64.000 [sec] 
SOLN_STATUS:     0x11D
RATE_SIGNIF:     0.00 [sigma]
IMAGE_SIGNIF:    7.44 [sigma]
LC_URL:          sw00446475000msb.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

Plot creation:
Tue Feb 22 02:49:04 EST 2011