TDRSS lightcurve for Trigger=885456

Notes:

GCN BAT Position Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Thu 24 Jan 19 03:18:43 UT
NOTICE_TYPE:     Swift-BAT GRB Position
TRIGGER_NUM:     885456,   Seg_Num: 0
GRB_RA:          247.798d {+16h 31m 11s} (J2000),
                 248.151d {+16h 32m 36s} (current),
                 246.875d {+16h 27m 30s} (1950)
GRB_DEC:         -47.808d {-47d 48' 28"} (J2000),
                 -47.848d {-47d 50' 51"} (current),
                 -47.701d {-47d 42' 02"} (1950)
GRB_ERROR:       3.00 [arcmin radius, statistical only]
GRB_INTEN:       0 [cnts]    Image_Peak=3050 [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:        18507 TJD;    24 DOY;   19/01/24
GRB_TIME:        11841.69 SOD {03:17:21.69} UT
GRB_PHI:         106.70 [deg]
GRB_THETA:         5.38 [deg]
SOLN_STATUS:     0x1000011D
RATE_SIGNIF:     0.00 [sigma]
IMAGE_SIGNIF:    13.83 [sigma]
MERIT_PARAMS:     +0  +0 +100  +6  +1  +3  +0  +1 -57  +0 
SUN_POSTN:       306.15d {+20h 24m 36s}  -19.29d {-19d 17' 31"}
SUN_DIST:         54.51 [deg]   Sun_angle= 3.9 [hr] (West of Sun)
MOON_POSTN:      167.46d {+11h 09m 50s}   +9.53d {+09d 32' 04"}
MOON_DIST:        90.90 [deg]
MOON_ILLUM:      88 [%]
GAL_COORDS:      336.28,  0.32 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:      253.65,-25.62 [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 matches a source in the on-board catalog: Num=24906=(null) (probably an AT_Slot).  
COMMENTS:        This matches a source in the ground catalog: AX_1631.9-4752,   delta=0.156 [deg].  
COMMENTS:        This is not a GRB.  
COMMENTS:        This is an interesting source.  
COMMENTS:        This trigger occurred at longitude,latitude = 102.37,-20.32 [deg].  
COMMENTS:

GCN BAT Lightcurve Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Thu 24 Jan 19 03:34:15 UT
NOTICE_TYPE:     Swift-BAT GRB Lightcurve
TRIGGER_NUM:     885456,   Seg_Num: 0
GRB_RA:          247.798d {+16h 31m 11s} (J2000),
                 248.151d {+16h 32m 36s} (current),
                 246.875d {+16h 27m 30s} (1950)
GRB_DEC:         -47.808d {-47d 48' 28"} (J2000),
                 -47.848d {-47d 50' 51"} (current),
                 -47.701d {-47d 42' 02"} (1950)
GRB_DATE:        18507 TJD;    24 DOY;   19/01/24
GRB_TIME:        11841.69 SOD {03:17:21.69} UT
TRIGGER_INDEX:   20000
GRB_PHI:         106.70 [deg]
GRB_THETA:         5.38 [deg]
DELTA_TIME:      0.00 [sec]
TRIGGER_DUR:     64.000 [sec] 
SOLN_STATUS:     0x11D
RATE_SIGNIF:     0.00 [sigma]
IMAGE_SIGNIF:    13.83 [sigma]
LC_URL:          sw00885456000msb.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

Plot creation:
Wed Jan 23 22:34:42 EST 2019