TDRSS lightcurve for Trigger=519256

Notes:

GCN BAT Position Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Tue 03 Apr 12 20:48:20 UT
NOTICE_TYPE:     Swift-BAT GRB Position
TRIGGER_NUM:     519256,   Seg_Num: 0
GRB_RA:           54.809d {+03h 39m 14s} (J2000),
                  51.782d {+03h 27m 08s} (current),
                  69.773d {+04h 39m 06s} (1950)
GRB_DEC:         -89.037d {-89d 02' 12"} (J2000),
                 -88.996d {-88d 59' 45"} (current),
                 -89.171d {-89d 10' 14"} (1950)
GRB_ERROR:       3.00 [arcmin radius, statistical only]
GRB_INTEN:       7963 [cnts]    Image_Peak=204 [image_cnts]
TRIGGER_DUR:     2.048 [sec] 
TRIGGER_INDEX:   473     E_range: 25-100 keV
BKG_INTEN:       80395 [cnts]
BKG_TIME:        73999.93 SOD {20:33:19.93} UT
BKG_DUR:         24 [sec]
GRB_DATE:        16020 TJD;    94 DOY;   12/04/03
GRB_TIME:        74036.48 SOD {20:33:56.48} UT
GRB_PHI:         -115.89 [deg]
GRB_THETA:        30.63 [deg]
SOLN_STATUS:     0x20000003
RATE_SIGNIF:     13.00 [sigma]
IMAGE_SIGNIF:    7.17 [sigma]
MERIT_PARAMS:     +1  +0  +0  +1  +2  -3  +0  +0  +8  +0 
SUN_POSTN:        13.34d {+00h 53m 23s}   +5.71d {+05d 42' 48"}
SUN_DIST:         94.93 [deg]   Sun_angle= -2.6 [hr] (East of Sun)
MOON_POSTN:      154.21d {+10h 16m 51s}   +5.24d {+05d 14' 26"}
MOON_DIST:        95.46 [deg]
MOON_ILLUM:      88 [%]
GAL_COORDS:      302.21,-27.84 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:      271.44,-67.34 [deg] ecliptic lon,lat of the burst (or transient)
COMMENTS:        SWIFT-BAT GRB Coordinates.  
COMMENTS:        This Notice was delayed by more than 60 sec past the end of the trigger integration interval;  
COMMENTS:        probably due to it occurring during a Malindi downlink session.  
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 = 16.56,13.21 [deg].

GCN BAT Lightcurve Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Tue 03 Apr 12 20:53:49 UT
NOTICE_TYPE:     Swift-BAT GRB Lightcurve
TRIGGER_NUM:     519256,   Seg_Num: 0
GRB_RA:           54.809d {+03h 39m 14s} (J2000),
                  51.782d {+03h 27m 08s} (current),
                  69.773d {+04h 39m 06s} (1950)
GRB_DEC:         -89.037d {-89d 02' 12"} (J2000),
                 -88.996d {-88d 59' 45"} (current),
                 -89.171d {-89d 10' 14"} (1950)
GRB_DATE:        16020 TJD;    94 DOY;   12/04/03
GRB_TIME:        74036.48 SOD {20:33:56.48} UT
TRIGGER_INDEX:   473
GRB_PHI:         -115.89 [deg]
GRB_THETA:        30.63 [deg]
DELTA_TIME:      25.00 [sec]
TRIGGER_DUR:     2.048 [sec] 
SOLN_STATUS:     0x3
RATE_SIGNIF:     13.00 [sigma]
IMAGE_SIGNIF:    7.17 [sigma]
LC_URL:          sw00519256000msb.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 Apr  3 16:54:04 EDT 2012