TDRSS lightcurve for Trigger=276205

Notes:

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

GCN BAT Position Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Thu 19 Apr 07 10:00:41 UT
NOTICE_TYPE:     Swift-BAT GRB Position
TRIGGER_NUM:     276205,   Seg_Num: 0
GRB_RA:          182.714d {+12h 10m 51s} (J2000),
                 182.806d {+12h 11m 13s} (current),
                 182.083d {+12h 08m 20s} (1950)
GRB_DEC:         +39.908d {+39d 54' 30"} (J2000),
                 +39.868d {+39d 52' 04"} (current),
                 +40.186d {+40d 11' 11"} (1950)
GRB_ERROR:       3.00 [arcmin radius, statistical only]
GRB_INTEN:       0 [cnts]    Image_Peak=2494 [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:        14209 TJD;   109 DOY;   07/04/19
GRB_TIME:        35966.09 SOD {09:59:26.09} UT
GRB_PHI:          32.32 [deg]
GRB_THETA:         0.93 [deg]
SOLN_STATUS:     0x13
RATE_SIGNIF:     0.00 [sigma]
IMAGE_SIGNIF:    10.80 [sigma]
MERIT_PARAMS:     +1  +0  +0  +6  +1  +0  +0  +0 +56  +1 
SUN_POSTN:        26.93d {+01h 47m 44s}  +11.11d {+11d 06' 36"}
SUN_DIST:        124.32 [deg]   Sun_angle= -10.4 [hr] (East of Sun)
MOON_POSTN:       52.96d {+03h 31m 51s}  +24.06d {+24d 03' 48"}
MOON_DIST:       100.82 [deg]
MOON_ILLUM:      6 [%]
GAL_COORDS:      153.73, 74.70 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:      163.85, 37.09 [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 = 215.01,-4.60 [deg].  

GCN BAT Lightcurve Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Thu 19 Apr 07 10:17:34 UT
NOTICE_TYPE:     Swift-BAT GRB Lightcurve
TRIGGER_NUM:     276205,   Seg_Num: 0
GRB_RA:          182.714d {+12h 10m 51s} (J2000),
                 182.806d {+12h 11m 13s} (current),
                 182.083d {+12h 08m 20s} (1950)
GRB_DEC:         +39.908d {+39d 54' 30"} (J2000),
                 +39.868d {+39d 52' 04"} (current),
                 +40.186d {+40d 11' 11"} (1950)
GRB_DATE:        14209 TJD;   109 DOY;   07/04/19
GRB_TIME:        35966.09 SOD {09:59:26.09} UT
TRIGGER_INDEX:   20000
GRB_PHI:          32.32 [deg]
GRB_THETA:         0.93 [deg]
DELTA_TIME:      0.00 [sec]
TRIGGER_DUR:     64.000 [sec] 
SOLN_STATUS:     0x13
RATE_SIGNIF:     0.00 [sigma]
IMAGE_SIGNIF:    10.80 [sigma]
LC_URL:          sw00276205000msb.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:
Thu Apr 19 06:18:07 EDT 2007