TDRSS lightcurve for Trigger=668689

Notes:

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

GCN BAT Position Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Tue 29 Dec 15 06:50:48 UT
NOTICE_TYPE:     Swift-BAT GRB Position
TRIGGER_NUM:     668689,   Seg_Num: 0
GRB_RA:          329.380d {+21h 57m 31s} (J2000),
                 329.602d {+21h 58m 24s} (current),
                 328.685d {+21h 54m 44s} (1950)
GRB_DEC:         -20.729d {-20d 43' 42"} (J2000),
                 -20.652d {-20d 39' 06"} (current),
                 -20.967d {-20d 58' 02"} (1950)
GRB_ERROR:       3.00 [arcmin radius, statistical only]
GRB_INTEN:       3171 [cnts]    Image_Peak=408 [image_cnts]
TRIGGER_DUR:     0.512 [sec] 
TRIGGER_INDEX:   41     E_range: 25-100 keV
BKG_INTEN:       18710 [cnts]
BKG_TIME:        24616.37 SOD {06:50:16.37} UT
BKG_DUR:         8 [sec]
GRB_DATE:        17385 TJD;   363 DOY;   15/12/29
GRB_TIME:        24627.96 SOD {06:50:27.96} UT
GRB_PHI:         -125.26 [deg]
GRB_THETA:        32.42 [deg]
SOLN_STATUS:     0x20000003
RATE_SIGNIF:     61.35 [sigma]
IMAGE_SIGNIF:    17.29 [sigma]
MERIT_PARAMS:     +1  +0  +0  -1  +2  +5  +0  +0 -67  +0 
SUN_POSTN:       277.86d {+18h 31m 26s}  -23.24d {-23d 14' 23"}
SUN_DIST:         47.81 [deg]   Sun_angle= -3.4 [hr] (East of Sun)
MOON_POSTN:      145.19d {+09h 40m 45s}  +11.19d {+11d 11' 21"}
MOON_DIST:       169.63 [deg]
MOON_ILLUM:      85 [%]
GAL_COORDS:       32.44,-49.94 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:      324.32, -7.77 [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 = 155.94,20.00 [deg].  
COMMENTS:           
COMMENTS:        NOTE: This BAT event is temporally(0.0<100sec) coincident with the FERMI_GBM event (trignum=473064631).  

GCN BAT Lightcurve Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Tue 29 Dec 15 07:09:26 UT
NOTICE_TYPE:     Swift-BAT GRB Lightcurve
TRIGGER_NUM:     668689,   Seg_Num: 0
GRB_RA:          329.380d {+21h 57m 31s} (J2000),
                 329.602d {+21h 58m 24s} (current),
                 328.685d {+21h 54m 44s} (1950)
GRB_DEC:         -20.729d {-20d 43' 42"} (J2000),
                 -20.652d {-20d 39' 06"} (current),
                 -20.967d {-20d 58' 02"} (1950)
GRB_DATE:        17385 TJD;   363 DOY;   15/12/29
GRB_TIME:        24627.96 SOD {06:50:27.96} UT
TRIGGER_INDEX:   41
GRB_PHI:         -125.26 [deg]
GRB_THETA:        32.42 [deg]
DELTA_TIME:      -37.00 [sec]
TRIGGER_DUR:     0.512 [sec] 
SOLN_STATUS:     0x3
RATE_SIGNIF:     61.35 [sigma]
IMAGE_SIGNIF:    17.29 [sigma]
LC_URL:          sw00668689000msb.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 Dec 29 02:10:03 EST 2015