TDRSS lightcurve for Trigger=738728

Notes:

GCN BAT Position Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Thu 16 Feb 17 19:23:14 UT
NOTICE_TYPE:     Swift-BAT GRB Position
TRIGGER_NUM:     738728,   Seg_Num: 0
GRB_RA:          181.474d {+12h 05m 54s} (J2000),
                 181.690d {+12h 06m 46s} (current),
                 180.839d {+12h 03m 21s} (1950)
GRB_DEC:         +47.650d {+47d 38' 60"} (J2000),
                 +47.555d {+47d 33' 16"} (current),
                 +47.928d {+47d 55' 42"} (1950)
GRB_ERROR:       4.00 [arcmin radius, statistical only]
GRB_INTEN:       0 [cnts]    Image_Peak=941 [image_cnts]
TRIGGER_DUR:     64.000 [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:        17800 TJD;    47 DOY;   17/02/16
GRB_TIME:        69717.37 SOD {19:21:57.37} UT
GRB_PHI:         -174.58 [deg]
GRB_THETA:        22.86 [deg]
SOLN_STATUS:     0x1099D
RATE_SIGNIF:     0.00 [sigma]
IMAGE_SIGNIF:    5.86 [sigma]
MERIT_PARAMS:     +0  +0 +125  +6  +1  -5  +0  +0 +72  +1 
SUN_POSTN:       330.48d {+22h 01m 55s}  -12.06d {-12d 03' 26"}
SUN_DIST:        135.94 [deg]   Sun_angle= 9.9 [hr] (West of Sun)
MOON_POSTN:      215.63d {+14h 22m 31s}   -9.17d {-09d 10' 00"}
MOON_DIST:        64.20 [deg]
MOON_ILLUM:      69 [%]
GAL_COORDS:      143.38, 67.63 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:      157.56, 43.23 [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 is a low-flux event whose position matches one of the nearby galaxy sources in the on-board catalog!  
COMMENTS:        This matches a source in the on-board catalog: Num=12131=NGC4096,   delta=0.173 [deg].  
COMMENTS:        This matches a source in the ground catalog: NGC4096,   delta=0.173 [deg].  
COMMENTS:        This is a GRB in nearby galaxy or it is noise.  
COMMENTS:        This trigger occurred at longitude,latitude = 150.64,-9.79 [deg].

GCN BAT Lightcurve Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Thu 16 Feb 17 19:40:29 UT
NOTICE_TYPE:     Swift-BAT GRB Lightcurve
TRIGGER_NUM:     738728,   Seg_Num: 0
GRB_RA:          181.474d {+12h 05m 54s} (J2000),
                 181.690d {+12h 06m 46s} (current),
                 180.839d {+12h 03m 21s} (1950)
GRB_DEC:         +47.650d {+47d 38' 60"} (J2000),
                 +47.555d {+47d 33' 16"} (current),
                 +47.928d {+47d 55' 42"} (1950)
GRB_DATE:        17800 TJD;    47 DOY;   17/02/16
GRB_TIME:        69717.37 SOD {19:21:57.37} UT
TRIGGER_INDEX:   20000
GRB_PHI:         -174.58 [deg]
GRB_THETA:        22.86 [deg]
DELTA_TIME:      0.00 [sec]
TRIGGER_DUR:     64.000 [sec] 
SOLN_STATUS:     0x99D
RATE_SIGNIF:     0.00 [sigma]
IMAGE_SIGNIF:    5.86 [sigma]
LC_URL:          sw00738728000msb.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

Plot creation:
Thu Feb 16 14:49:17 EST 2017