TDRSS lightcurve for Trigger=673978

Notes:

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

GCN BAT Position Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Tue 16 Feb 16 19:10:54 UT
NOTICE_TYPE:     Swift-BAT GRB Position
TRIGGER_NUM:     673978,   Seg_Num: 0
GRB_RA:          311.706d {+20h 46m 49s} (J2000),
                 312.112d {+20h 48m 27s} (current),
                 310.433d {+20h 41m 44s} (1950)
GRB_DEC:         -71.555d {-71d 33' 17"} (J2000),
                 -71.495d {-71d 29' 41"} (current),
                 -71.738d {-71d 44' 16"} (1950)
GRB_ERROR:       3.00 [arcmin radius, statistical only]
GRB_INTEN:       6310 [cnts]    Image_Peak=798 [image_cnts]
TRIGGER_DUR:     1.024 [sec] 
TRIGGER_INDEX:   146     E_range: 25-100 keV
BKG_INTEN:       18973 [cnts]
BKG_TIME:        69016.14 SOD {19:10:16.14} UT
BKG_DUR:         8 [sec]
GRB_DATE:        17434 TJD;    47 DOY;   16/02/16
GRB_TIME:        69031.44 SOD {19:10:31.44} UT
GRB_PHI:         -24.74 [deg]
GRB_THETA:        41.21 [deg]
SOLN_STATUS:     0x3
RATE_SIGNIF:     74.18 [sigma]
IMAGE_SIGNIF:    20.11 [sigma]
MERIT_PARAMS:     +1  +0  +0  +0  +2  +6  +0  +0 -49  +0 
SUN_POSTN:       329.74d {+21h 58m 57s}  -12.32d {-12d 19' 26"}
SUN_DIST:         60.14 [deg]   Sun_angle= 1.2 [hr] (West of Sun)
MOON_POSTN:       75.72d {+05h 02m 53s}  +17.53d {+17d 31' 41"}
MOON_DIST:       116.94 [deg]
MOON_ILLUM:      66 [%]
GAL_COORDS:      322.62,-34.64 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:      289.51,-50.93 [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 = 222.10,1.10 [deg].  

GCN BAT Lightcurve Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Tue 16 Feb 16 19:39:47 UT
NOTICE_TYPE:     Swift-BAT GRB Lightcurve
TRIGGER_NUM:     673978,   Seg_Num: 0
GRB_RA:          311.706d {+20h 46m 49s} (J2000),
                 312.112d {+20h 48m 27s} (current),
                 310.433d {+20h 41m 44s} (1950)
GRB_DEC:         -71.555d {-71d 33' 17"} (J2000),
                 -71.495d {-71d 29' 41"} (current),
                 -71.738d {-71d 44' 16"} (1950)
GRB_DATE:        17434 TJD;    47 DOY;   16/02/16
GRB_TIME:        69031.44 SOD {19:10:31.44} UT
TRIGGER_INDEX:   146
GRB_PHI:         -24.74 [deg]
GRB_THETA:        41.21 [deg]
DELTA_TIME:      71.00 [sec]
TRIGGER_DUR:     1.024 [sec] 
SOLN_STATUS:     0x3
RATE_SIGNIF:     74.18 [sigma]
IMAGE_SIGNIF:    20.11 [sigma]
LC_URL:          sw00673978000msb.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 Feb 16 14:40:24 EST 2016