TDRSS lightcurve for Trigger=666931

Notes:

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

GCN BAT Position Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Thu 10 Dec 15 03:14:28 UT
NOTICE_TYPE:     Swift-BAT GRB Position
TRIGGER_NUM:     666931,   Seg_Num: 0
GRB_RA:           65.182d {+04h 20m 44s} (J2000),
                  65.150d {+04h 20m 36s} (current),
                  65.288d {+04h 21m 09s} (1950)
GRB_DEC:         -71.230d {-71d 13' 48"} (J2000),
                 -71.193d {-71d 11' 34"} (current),
                 -71.347d {-71d 20' 48"} (1950)
GRB_ERROR:       3.00 [arcmin radius, statistical only]
GRB_INTEN:       0 [cnts]    Image_Peak=1746 [image_cnts]
TRIGGER_DUR:     80.000 [sec] 
TRIGGER_INDEX:   20000     E_range: 15-50 keV
BKG_INTEN:       0 [cnts]
BKG_TIME:        0.00 SOD {00:00:00.00} UT
BKG_DUR:         0 [sec]
GRB_DATE:        17366 TJD;   344 DOY;   15/12/10
GRB_TIME:        11576.46 SOD {03:12:56.46} UT
GRB_PHI:         -87.55 [deg]
GRB_THETA:        24.12 [deg]
SOLN_STATUS:     0x13
RATE_SIGNIF:     0.00 [sigma]
IMAGE_SIGNIF:    10.24 [sigma]
MERIT_PARAMS:     +1  +0  +0  +6  +1  +0  +0  +0  -7  +0 
SUN_POSTN:       256.66d {+17h 06m 39s}  -22.87d {-22d 52' 11"}
SUN_DIST:         85.59 [deg]   Sun_angle= -11.2 [hr] (East of Sun)
MOON_POSTN:      241.40d {+16h 05m 36s}  -16.27d {-16d 16' 17"}
MOON_DIST:        92.50 [deg]
MOON_ILLUM:      2 [%]
GAL_COORDS:      284.25,-37.36 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:      321.18,-80.02 [deg] ecliptic lon,lat of the burst (or transient)
COMMENTS:        SWIFT-BAT GRB Coordinates.  
COMMENTS:        This is an image trigger.  (The RATE_SIGNIF & BKG_{INTEN, TIME, DUR} are undefined.)  
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 = 213.98,-19.59 [deg].  

GCN BAT Lightcurve Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Thu 10 Dec 15 03:30:50 UT
NOTICE_TYPE:     Swift-BAT GRB Lightcurve
TRIGGER_NUM:     666931,   Seg_Num: 0
GRB_RA:           65.182d {+04h 20m 44s} (J2000),
                  65.150d {+04h 20m 36s} (current),
                  65.288d {+04h 21m 09s} (1950)
GRB_DEC:         -71.230d {-71d 13' 48"} (J2000),
                 -71.193d {-71d 11' 34"} (current),
                 -71.347d {-71d 20' 48"} (1950)
GRB_DATE:        17366 TJD;   344 DOY;   15/12/10
GRB_TIME:        11576.46 SOD {03:12:56.46} UT
TRIGGER_INDEX:   20000
GRB_PHI:         -87.55 [deg]
GRB_THETA:        24.12 [deg]
DELTA_TIME:      0.00 [sec]
TRIGGER_DUR:     80.000 [sec] 
SOLN_STATUS:     0x13
RATE_SIGNIF:     0.00 [sigma]
IMAGE_SIGNIF:    10.24 [sigma]
LC_URL:          sw00666931000msb.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:
Wed Dec  9 22:31:23 EST 2015