TDRSS lightcurve for Trigger=630876

Notes:

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

GCN BAT Position Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Thu 12 Feb 15 10:57:34 UT
NOTICE_TYPE:     Swift-BAT GRB Position
TRIGGER_NUM:     630876,   Seg_Num: 0
GRB_RA:          285.521d {+19h 02m 05s} (J2000),
                 285.627d {+19h 02m 30s} (current),
                 285.172d {+19h 00m 41s} (1950)
GRB_DEC:         +47.407d {+47d 24' 27"} (J2000),
                 +47.430d {+47d 25' 48"} (current),
                 +47.334d {+47d 20' 01"} (1950)
GRB_ERROR:       3.00 [arcmin radius, statistical only]
GRB_INTEN:       2381 [cnts]    Image_Peak=136 [image_cnts]
TRIGGER_DUR:     0.512 [sec] 
TRIGGER_INDEX:   124     E_range: 25-100 keV
BKG_INTEN:       25183 [cnts]
BKG_TIME:        39426.82 SOD {10:57:06.82} UT
BKG_DUR:         8 [sec]
GRB_DATE:        17065 TJD;    43 DOY;   15/02/12
GRB_TIME:        39439.04 SOD {10:57:19.04} UT
GRB_PHI:         -94.39 [deg]
GRB_THETA:        20.52 [deg]
SOLN_STATUS:     0x3
RATE_SIGNIF:     18.54 [sigma]
IMAGE_SIGNIF:    7.90 [sigma]
MERIT_PARAMS:     +1  +0  +0  -1  +2  -2  +0  +0 -32  +0 
SUN_POSTN:       325.73d {+21h 42m 56s}  -13.72d {-13d 43' 02"}
SUN_DIST:         70.85 [deg]   Sun_angle= 2.7 [hr] (West of Sun)
MOON_POSTN:      235.38d {+15h 41m 30s}  -15.76d {-15d 45' 41"}
MOON_DIST:        77.51 [deg]
MOON_ILLUM:      47 [%]
GAL_COORDS:       77.65, 17.92 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:      300.66, 69.20 [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 = 258.08,-12.53 [deg].  

GCN BAT Lightcurve Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Thu 12 Feb 15 11:02:36 UT
NOTICE_TYPE:     Swift-BAT GRB Lightcurve
TRIGGER_NUM:     630876,   Seg_Num: 0
GRB_RA:          285.521d {+19h 02m 05s} (J2000),
                 285.627d {+19h 02m 30s} (current),
                 285.172d {+19h 00m 41s} (1950)
GRB_DEC:         +47.407d {+47d 24' 27"} (J2000),
                 +47.430d {+47d 25' 48"} (current),
                 +47.334d {+47d 20' 01"} (1950)
GRB_DATE:        17065 TJD;    43 DOY;   15/02/12
GRB_TIME:        39439.04 SOD {10:57:19.04} UT
TRIGGER_INDEX:   124
GRB_PHI:         -94.39 [deg]
GRB_THETA:        20.52 [deg]
DELTA_TIME:      320.00 [sec]
TRIGGER_DUR:     0.512 [sec] 
SOLN_STATUS:     0x3
RATE_SIGNIF:     18.54 [sigma]
IMAGE_SIGNIF:    7.90 [sigma]
LC_URL:          sw00630876000msb.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

Plot creation:
Thu Feb 12 06:02:52 EST 2015