TDRSS lightcurve for Trigger=556870

Notes:

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

GCN BAT Position Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Tue 28 May 13 16:43:30 UT
NOTICE_TYPE:     Swift-BAT GRB Position
TRIGGER_NUM:     556870,   Seg_Num: 0
GRB_RA:          138.911d {+09h 15m 39s} (J2000),
                 140.090d {+09h 20m 22s} (current),
                 134.100d {+08h 56m 24s} (1950)
GRB_DEC:         +87.276d {+87d 16' 33"} (J2000),
                 +87.219d {+87d 13' 08"} (current),
                 +87.478d {+87d 28' 42"} (1950)
GRB_ERROR:       3.00 [arcmin radius, statistical only]
GRB_INTEN:       2023 [cnts]    Image_Peak=160 [image_cnts]
TRIGGER_DUR:     0.512 [sec] 
TRIGGER_INDEX:   124     E_range: 25-100 keV
BKG_INTEN:       19685 [cnts]
BKG_TIME:        60069.39 SOD {16:41:09.39} UT
BKG_DUR:         8 [sec]
GRB_DATE:        16440 TJD;   148 DOY;   13/05/28
GRB_TIME:        60083.91 SOD {16:41:23.91} UT
GRB_PHI:          -9.47 [deg]
GRB_THETA:        18.23 [deg]
SOLN_STATUS:     0x20000003
RATE_SIGNIF:     20.83 [sigma]
IMAGE_SIGNIF:    9.71 [sigma]
MERIT_PARAMS:     +1  +0  +0  -1  +2  +0  +0  +0 -37  +0 
SUN_POSTN:        65.72d {+04h 22m 52s}  +21.56d {+21d 33' 40"}
SUN_DIST:         67.71 [deg]   Sun_angle= -5.0 [hr] (East of Sun)
MOON_POSTN:      297.95d {+19h 51m 47s}  -15.99d {-15d 59' 34"}
MOON_DIST:       108.57 [deg]
MOON_ILLUM:      83 [%]
GAL_COORDS:      125.44, 28.71 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:       94.81, 64.69 [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 = 266.91,14.15 [deg].  

GCN BAT Lightcurve Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Tue 28 May 13 17:00:32 UT
NOTICE_TYPE:     Swift-BAT GRB Lightcurve
TRIGGER_NUM:     556870,   Seg_Num: 0
GRB_RA:          138.911d {+09h 15m 39s} (J2000),
                 140.090d {+09h 20m 22s} (current),
                 134.100d {+08h 56m 24s} (1950)
GRB_DEC:         +87.276d {+87d 16' 33"} (J2000),
                 +87.219d {+87d 13' 08"} (current),
                 +87.478d {+87d 28' 42"} (1950)
GRB_DATE:        16440 TJD;   148 DOY;   13/05/28
GRB_TIME:        60083.91 SOD {16:41:23.91} UT
TRIGGER_INDEX:   124
GRB_PHI:          -9.47 [deg]
GRB_THETA:        18.23 [deg]
DELTA_TIME:      -11.00 [sec]
TRIGGER_DUR:     0.512 [sec] 
SOLN_STATUS:     0x3
RATE_SIGNIF:     20.83 [sigma]
IMAGE_SIGNIF:    9.71 [sigma]
LC_URL:          sw00556870000msb.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 28 13:01:47 EDT 2013