TDRSS lightcurve for Trigger=450258

Notes:

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

GCN BAT Position Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Tue 29 Mar 11 19:59:02 UT
NOTICE_TYPE:     Swift-BAT GRB Position
TRIGGER_NUM:     450258,   Seg_Num: 0
GRB_RA:          251.190d {+16h 44m 46s} (J2000),
                 251.241d {+16h 44m 58s} (current),
                 250.965d {+16h 43m 52s} (1950)
GRB_DEC:         +57.593d {+57d 35' 33"} (J2000),
                 +57.572d {+57d 34' 20"} (current),
                 +57.683d {+57d 40' 58"} (1950)
GRB_ERROR:       3.00 [arcmin radius, statistical only]
GRB_INTEN:       0 [cnts]    Image_Peak=2445 [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:        15649 TJD;    88 DOY;   11/03/29
GRB_TIME:        71865.19 SOD {19:57:45.19} UT
GRB_PHI:          77.64 [deg]
GRB_THETA:         0.01 [deg]
SOLN_STATUS:     0x11D
RATE_SIGNIF:     0.00 [sigma]
IMAGE_SIGNIF:    11.85 [sigma]
MERIT_PARAMS:     +0  +0 +123  +6  +1  +1  +0  +0 +19  +0 
SUN_POSTN:         8.07d {+00h 32m 16s}   +3.48d {+03d 28' 48"}
SUN_DIST:        100.97 [deg]   Sun_angle= 7.8 [hr] (West of Sun)
MOON_POSTN:      317.83d {+21h 11m 19s}  -12.25d {-12d 14' 50"}
MOON_DIST:        88.33 [deg]
MOON_ILLUM:      19 [%]
GAL_COORDS:       86.73, 39.45 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:      216.88, 77.52 [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=10701=sw1644p5734,   delta=0.013 [deg].  
COMMENTS:        This matches a source in the ground catalog: sw1644p5734,   delta=0.013 [deg].  
COMMENTS:        This is not a GRB.  
COMMENTS:        This trigger occurred at longitude,latitude = 117.27,-5.34 [deg].  

GCN BAT Lightcurve Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Tue 29 Mar 11 20:15:18 UT
NOTICE_TYPE:     Swift-BAT GRB Lightcurve
TRIGGER_NUM:     450258,   Seg_Num: 0
GRB_RA:          251.190d {+16h 44m 46s} (J2000),
                 251.241d {+16h 44m 58s} (current),
                 250.965d {+16h 43m 52s} (1950)
GRB_DEC:         +57.593d {+57d 35' 33"} (J2000),
                 +57.572d {+57d 34' 20"} (current),
                 +57.683d {+57d 40' 58"} (1950)
GRB_DATE:        15649 TJD;    88 DOY;   11/03/29
GRB_TIME:        71865.19 SOD {19:57:45.19} UT
TRIGGER_INDEX:   20000
GRB_PHI:          77.64 [deg]
GRB_THETA:         0.01 [deg]
DELTA_TIME:      0.00 [sec]
TRIGGER_DUR:     64.000 [sec] 
SOLN_STATUS:     0x11D
RATE_SIGNIF:     0.00 [sigma]
IMAGE_SIGNIF:    11.85 [sigma]
LC_URL:          sw00450258000msb.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 Mar 29 16:15:23 EDT 2011