TDRSS lightcurve for Trigger=504215

Notes:

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

GCN BAT Position Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Wed 28 Sep 11 01:52:35 UT
NOTICE_TYPE:     Swift-BAT GRB Position
TRIGGER_NUM:     504215,   Seg_Num: 0
GRB_RA:          257.755d {+17h 11m 01s} (J2000),
                 257.858d {+17h 11m 26s} (current),
                 257.316d {+17h 09m 16s} (1950)
GRB_DEC:         +36.570d {+36d 34' 13"} (J2000),
                 +36.556d {+36d 33' 23"} (current),
                 +36.630d {+36d 37' 49"} (1950)
GRB_ERROR:       3.00 [arcmin radius, statistical only]
GRB_INTEN:       25219 [cnts]    Image_Peak=349 [image_cnts]
TRIGGER_DUR:     8.192 [sec] 
TRIGGER_INDEX:   490     E_range: 50-350 keV
BKG_INTEN:       188243 [cnts]
BKG_TIME:        6600.58 SOD {01:50:00.58} UT
BKG_DUR:         64 [sec]
GRB_DATE:        15832 TJD;   271 DOY;   11/09/28
GRB_TIME:        6691.78 SOD {01:51:31.78} UT
GRB_PHI:         -21.57 [deg]
GRB_THETA:        45.33 [deg]
SOLN_STATUS:     0x3
RATE_SIGNIF:     8.54 [sigma]
IMAGE_SIGNIF:    7.03 [sigma]
MERIT_PARAMS:     +1  +0  +0  +3  +3  -3  +0  +0 -20  +0 
SUN_POSTN:       184.23d {+12h 16m 54s}   -1.83d {-01d 49' 43"}
SUN_DIST:         78.04 [deg]   Sun_angle= -4.9 [hr] (East of Sun)
MOON_POSTN:      190.29d {+12h 41m 09s}   -9.33d {-09d 19' 39"}
MOON_DIST:        78.12 [deg]
MOON_ILLUM:      1 [%]
GAL_COORDS:       60.20, 35.10 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:      250.58, 59.19 [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 = 317.83,18.45 [deg].  

GCN BAT Lightcurve Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Wed 28 Sep 11 02:04:36 UT
NOTICE_TYPE:     Swift-BAT GRB Lightcurve
TRIGGER_NUM:     504215,   Seg_Num: 0
GRB_RA:          257.755d {+17h 11m 01s} (J2000),
                 257.858d {+17h 11m 26s} (current),
                 257.316d {+17h 09m 16s} (1950)
GRB_DEC:         +36.570d {+36d 34' 13"} (J2000),
                 +36.556d {+36d 33' 23"} (current),
                 +36.630d {+36d 37' 49"} (1950)
GRB_DATE:        15832 TJD;   271 DOY;   11/09/28
GRB_TIME:        6691.78 SOD {01:51:31.78} UT
TRIGGER_INDEX:   490
GRB_PHI:         -21.57 [deg]
GRB_THETA:        45.33 [deg]
DELTA_TIME:      0.00 [sec]
TRIGGER_DUR:     8.192 [sec] 
SOLN_STATUS:     0x3
RATE_SIGNIF:     8.54 [sigma]
IMAGE_SIGNIF:    7.03 [sigma]
LC_URL:          sw00504215000msb.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 Sep 27 22:05:43 EDT 2011