TDRSS lightcurve for Trigger=676423

Notes:

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

GCN BAT Position Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Sat 27 Feb 16 19:33:33 UT
NOTICE_TYPE:     Swift-BAT GRB Position
TRIGGER_NUM:     676423,   Seg_Num: 0
GRB_RA:          194.788d {+12h 59m 09s} (J2000),
                 194.881d {+12h 59m 32s} (current),
                 194.503d {+12h 58m 01s} (1950)
GRB_DEC:         +78.639d {+78d 38' 21"} (J2000),
                 +78.552d {+78d 33' 08"} (current),
                 +78.909d {+78d 54' 31"} (1950)
GRB_ERROR:       3.00 [arcmin radius, statistical only]
GRB_INTEN:       0 [cnts]    Image_Peak=1147 [image_cnts]
TRIGGER_DUR:     72.000 [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:        17445 TJD;    58 DOY;   16/02/27
GRB_TIME:        70328.09 SOD {19:32:08.09} UT
GRB_PHI:         -82.73 [deg]
GRB_THETA:        27.07 [deg]
SOLN_STATUS:     0x13
RATE_SIGNIF:     0.00 [sigma]
IMAGE_SIGNIF:    7.02 [sigma]
MERIT_PARAMS:     +1  +0  +0  +6  +1  -3  +0  +0 +30  +0 
SUN_POSTN:       340.26d {+22h 41m 03s}   -8.33d {-08d 19' 43"}
SUN_DIST:        107.67 [deg]   Sun_angle= 9.7 [hr] (West of Sun)
MOON_POSTN:      212.88d {+14h 11m 32s}   -9.42d {-09d 24' 55"}
MOON_DIST:        88.52 [deg]
MOON_ILLUM:      78 [%]
GAL_COORDS:      122.45, 38.48 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:      118.98, 66.85 [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 = 106.95,-6.74 [deg].  

GCN BAT Lightcurve Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Sat 27 Feb 16 19:49:02 UT
NOTICE_TYPE:     Swift-BAT GRB Lightcurve
TRIGGER_NUM:     676423,   Seg_Num: 0
GRB_RA:          194.788d {+12h 59m 09s} (J2000),
                 194.881d {+12h 59m 32s} (current),
                 194.503d {+12h 58m 01s} (1950)
GRB_DEC:         +78.639d {+78d 38' 21"} (J2000),
                 +78.552d {+78d 33' 08"} (current),
                 +78.909d {+78d 54' 31"} (1950)
GRB_DATE:        17445 TJD;    58 DOY;   16/02/27
GRB_TIME:        70328.09 SOD {19:32:08.09} UT
TRIGGER_INDEX:   20000
GRB_PHI:         -82.73 [deg]
GRB_THETA:        27.07 [deg]
DELTA_TIME:      0.00 [sec]
TRIGGER_DUR:     72.000 [sec] 
SOLN_STATUS:     0x13
RATE_SIGNIF:     0.00 [sigma]
IMAGE_SIGNIF:    7.02 [sigma]
LC_URL:          sw00676423000msb.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:
Sat Feb 27 14:50:03 EST 2016