TDRSS lightcurve for Trigger=277582

Notes:

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

GCN BAT Position Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Sun 29 Apr 07 03:09:23 UT
NOTICE_TYPE:     Swift-BAT GRB Position
TRIGGER_NUM:     277582,   Seg_Num: 0
GRB_RA:          328.024d {+21h 52m 06s} (J2000),
                 328.135d {+21h 52m 32s} (current),
                 327.263d {+21h 49m 03s} (1950)
GRB_DEC:         -38.844d {-38d 50' 37"} (J2000),
                 -38.809d {-38d 48' 32"} (current),
                 -39.079d {-39d 04' 43"} (1950)
GRB_ERROR:       3.00 [arcmin radius, statistical only]
GRB_INTEN:       2312 [cnts]    Image_Peak=138 [image_cnts]
TRIGGER_DUR:     0.384 [sec] 
TRIGGER_INDEX:   469     E_range: 25-100 keV
BKG_INTEN:       32509 [cnts]
BKG_TIME:        11334.07 SOD {03:08:54.07} UT
BKG_DUR:         8 [sec]
GRB_DATE:        14219 TJD;   119 DOY;   07/04/29
GRB_TIME:        11344.44 SOD {03:09:04.44} UT
GRB_PHI:         -58.77 [deg]
GRB_THETA:        25.37 [deg]
SOLN_STATUS:     0x3
RATE_SIGNIF:     18.35 [sigma]
IMAGE_SIGNIF:    8.00 [sigma]
MERIT_PARAMS:     +1  +0  +0  -1  +2  +6  +0  +0 -12  +1 
SUN_POSTN:        36.07d {+02h 24m 16s}  +14.32d {+14d 19' 04"}
SUN_DIST:         82.61 [deg]   Sun_angle= 4.5 [hr] (West of Sun)
MOON_POSTN:      181.76d {+12h 07m 03s}   -2.42d {-02d 24' 57"}
MOON_DIST:       128.45 [deg]
MOON_ILLUM:      91 [%]
GAL_COORDS:        3.78,-51.04 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:      316.46,-24.29 [deg] ecliptic lon,lat of the burst (or transient)
COMMENTS:        SWIFT-BAT GRB Coordinates.  
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 = 346.46,20.54 [deg].  

GCN BAT Lightcurve Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Sun 29 Apr 07 03:12:37 UT
NOTICE_TYPE:     Swift-BAT GRB Lightcurve
TRIGGER_NUM:     277582,   Seg_Num: 0
GRB_RA:          328.024d {+21h 52m 06s} (J2000),
                 328.135d {+21h 52m 32s} (current),
                 327.263d {+21h 49m 03s} (1950)
GRB_DEC:         -38.844d {-38d 50' 37"} (J2000),
                 -38.809d {-38d 48' 32"} (current),
                 -39.079d {-39d 04' 43"} (1950)
GRB_DATE:        14219 TJD;   119 DOY;   07/04/29
GRB_TIME:        11344.44 SOD {03:09:04.44} UT
TRIGGER_INDEX:   469
GRB_PHI:         -58.77 [deg]
GRB_THETA:        25.37 [deg]
DELTA_TIME:      -76.00 [sec]
TRIGGER_DUR:     0.384 [sec] 
SOLN_STATUS:     0x3
RATE_SIGNIF:     18.35 [sigma]
IMAGE_SIGNIF:    8.00 [sigma]
LC_URL:          sw00277582000msb.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

Extended TDRSS lc No.4

Plot creation:
Wed May 16 15:56:23 EDT 2007