TDRSS lightcurve for Trigger=556344

Notes:

GCN BAT Position Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Tue 21 May 13 22:49:38 UT
NOTICE_TYPE:     Swift-BAT GRB Position
TRIGGER_NUM:     556344,   Seg_Num: 0
GRB_RA:           87.559d {+05h 50m 14s} (J2000),
                  87.750d {+05h 51m 00s} (current),
                  86.847d {+05h 47m 23s} (1950)
GRB_DEC:         +14.452d {+14d 27' 09"} (J2000),
                 +14.455d {+14d 27' 20"} (current),
                 +14.439d {+14d 26' 20"} (1950)
GRB_ERROR:       3.00 [arcmin radius, statistical only]
GRB_INTEN:       4316 [cnts]    Image_Peak=304 [image_cnts]
TRIGGER_DUR:     1.024 [sec] 
TRIGGER_INDEX:   139     E_range: 15-50 keV
BKG_INTEN:       22955 [cnts]
BKG_TIME:        82141.41 SOD {22:49:01.41} UT
BKG_DUR:         8 [sec]
GRB_DATE:        16433 TJD;   141 DOY;   13/05/21
GRB_TIME:        82156.77 SOD {22:49:16.77} UT
GRB_PHI:         -82.70 [deg]
GRB_THETA:        22.95 [deg]
SOLN_STATUS:     0x2003
RATE_SIGNIF:     24.51 [sigma]
IMAGE_SIGNIF:    12.11 [sigma]
MERIT_PARAMS:     +1  +0  +0  +0  +1  +1 -100  +1 -88  +0 
SUN_POSTN:        58.89d {+03h 55m 35s}  +20.36d {+20d 21' 49"}
SUN_DIST:         28.12 [deg]   Sun_angle= -1.9 [hr] (East of Sun)
MOON_POSTN:      194.66d {+12h 58m 38s}   -9.03d {-09d 01' 41"}
MOON_DIST:       108.50 [deg]
MOON_ILLUM:      86 [%]
GAL_COORDS:      193.00, -6.52 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:       87.61, -8.97 [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:        There is a bright star (mag=5.52) 9.50 arcmin from this position.  
COMMENTS:        This is a GRB.  
COMMENTS:        This trigger occurred at longitude,latitude = 209.35,9.39 [deg].  

GCN BAT Lightcurve Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Tue 21 May 13 23:06:19 UT
NOTICE_TYPE:     Swift-BAT GRB Lightcurve
TRIGGER_NUM:     556344,   Seg_Num: 0
GRB_RA:           87.559d {+05h 50m 14s} (J2000),
                  87.750d {+05h 51m 00s} (current),
                  86.847d {+05h 47m 23s} (1950)
GRB_DEC:         +14.452d {+14d 27' 09"} (J2000),
                 +14.455d {+14d 27' 20"} (current),
                 +14.439d {+14d 26' 20"} (1950)
GRB_DATE:        16433 TJD;   141 DOY;   13/05/21
GRB_TIME:        82156.77 SOD {22:49:16.77} UT
TRIGGER_INDEX:   139
GRB_PHI:         -82.70 [deg]
GRB_THETA:        22.95 [deg]
DELTA_TIME:      64.00 [sec]
TRIGGER_DUR:     1.024 [sec] 
SOLN_STATUS:     0x2003
RATE_SIGNIF:     24.51 [sigma]
IMAGE_SIGNIF:    12.11 [sigma]
LC_URL:          sw00556344000msb.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:
Tue May 21 19:06:45 EDT 2013