TDRSS lightcurve for Trigger=886486

Notes:

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

GCN BAT Position Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Tue 29 Jan 19 09:30:19 UT
NOTICE_TYPE:     Swift-BAT GRB Position
TRIGGER_NUM:     886486,   Seg_Num: 0
GRB_RA:          247.718d {+16h 30m 52s} (J2000),
                 248.071d {+16h 32m 17s} (current),
                 246.794d {+16h 27m 11s} (1950)
GRB_DEC:         -47.807d {-47d 48' 23"} (J2000),
                 -47.847d {-47d 50' 47"} (current),
                 -47.699d {-47d 41' 55"} (1950)
GRB_ERROR:       3.00 [arcmin radius, statistical only]
GRB_INTEN:       0 [cnts]    Image_Peak=1525 [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:        18512 TJD;    29 DOY;   19/01/29
GRB_TIME:        33609.67 SOD {09:20:09.67} UT
GRB_PHI:         157.73 [deg]
GRB_THETA:        21.32 [deg]
SOLN_STATUS:     0x10000113
RATE_SIGNIF:     0.00 [sigma]
IMAGE_SIGNIF:    7.30 [sigma]
MERIT_PARAMS:     +1  +0  +0  +6  +1  -3  +0  +1 -50  +0 
SUN_POSTN:       311.61d {+20h 46m 27s}  -17.96d {-17d 57' 28"}
SUN_DIST:         59.13 [deg]   Sun_angle= 4.2 [hr] (West of Sun)
MOON_POSTN:      236.09d {+15h 44m 21s}  -15.04d {-15d 02' 35"}
MOON_DIST:        34.27 [deg]
MOON_ILLUM:      35 [%]
GAL_COORDS:      336.25,  0.36 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:      253.59,-25.63 [deg] ecliptic lon,lat of the burst (or transient)
COMMENTS:        SWIFT-BAT GRB Coordinates.  
COMMENTS:        This Notice was delayed by more than 60 sec past the end of the trigger integration interval;  
COMMENTS:        probably due to it occurring during a Malindi downlink session.  
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 matches a source in the ground catalog: AX_1631.9-4752,   delta=0.205 [deg].  
COMMENTS:        This is not a GRB.  
COMMENTS:        This trigger occurred at longitude,latitude = 12.20,-13.71 [deg].  

GCN BAT Lightcurve Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Tue 29 Jan 19 09:41:20 UT
NOTICE_TYPE:     Swift-BAT GRB Lightcurve
TRIGGER_NUM:     886486,   Seg_Num: 0
GRB_RA:          247.718d {+16h 30m 52s} (J2000),
                 248.071d {+16h 32m 17s} (current),
                 246.794d {+16h 27m 11s} (1950)
GRB_DEC:         -47.807d {-47d 48' 23"} (J2000),
                 -47.847d {-47d 50' 47"} (current),
                 -47.699d {-47d 41' 55"} (1950)
GRB_DATE:        18512 TJD;    29 DOY;   19/01/29
GRB_TIME:        33609.67 SOD {09:20:09.67} UT
TRIGGER_INDEX:   20000
GRB_PHI:         157.73 [deg]
GRB_THETA:        21.32 [deg]
DELTA_TIME:      0.00 [sec]
TRIGGER_DUR:     64.000 [sec] 
SOLN_STATUS:     0x113
RATE_SIGNIF:     0.00 [sigma]
IMAGE_SIGNIF:    7.30 [sigma]
LC_URL:          sw00886486000msb.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 Jan 29 04:41:43 EST 2019