TDRSS lightcurve for Trigger=886157

Notes:

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

GCN BAT Position Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Mon 28 Jan 19 01:28:10 UT
NOTICE_TYPE:     Swift-BAT GRB Position
TRIGGER_NUM:     886157,   Seg_Num: 0
GRB_RA:          262.232d {+17h 28m 56s} (J2000),
                 262.554d {+17h 30m 13s} (current),
                 261.390d {+17h 25m 34s} (1950)
GRB_DEC:         -36.237d {-36d 14' 13"} (J2000),
                 -36.251d {-36d 15' 04"} (current),
                 -36.198d {-36d 11' 51"} (1950)
GRB_ERROR:       3.00 [arcmin radius, statistical only]
GRB_INTEN:       0 [cnts]    Image_Peak=3760 [image_cnts]
TRIGGER_DUR:     320.000 [sec]   (=5.3 [min])
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:        18511 TJD;    28 DOY;   19/01/28
GRB_TIME:        4945.67 SOD {01:22:25.67} UT
GRB_PHI:         -23.76 [deg]
GRB_THETA:        17.31 [deg]
SOLN_STATUS:     0x13
RATE_SIGNIF:     0.00 [sigma]
IMAGE_SIGNIF:    7.57 [sigma]
MERIT_PARAMS:     +1  +0  +0  +6  +1  -2 -100  +1 -69  +0 
SUN_POSTN:       310.23d {+20h 40m 56s}  -18.31d {-18d 18' 40"}
SUN_DIST:         45.47 [deg]   Sun_angle= 3.2 [hr] (West of Sun)
MOON_POSTN:      219.19d {+14h 36m 46s}   -9.85d {-09d 51' 05"}
MOON_DIST:        47.25 [deg]
MOON_ILLUM:      48 [%]
GAL_COORDS:      351.95, -0.95 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:      263.58,-12.97 [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 = 155.23,-8.89 [deg].  

GCN BAT Lightcurve Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Mon 28 Jan 19 01:39:57 UT
NOTICE_TYPE:     Swift-BAT GRB Lightcurve
TRIGGER_NUM:     886157,   Seg_Num: 0
GRB_RA:          262.232d {+17h 28m 56s} (J2000),
                 262.554d {+17h 30m 13s} (current),
                 261.390d {+17h 25m 34s} (1950)
GRB_DEC:         -36.237d {-36d 14' 13"} (J2000),
                 -36.251d {-36d 15' 04"} (current),
                 -36.198d {-36d 11' 51"} (1950)
GRB_DATE:        18511 TJD;    28 DOY;   19/01/28
GRB_TIME:        4945.67 SOD {01:22:25.67} UT
TRIGGER_INDEX:   20000
GRB_PHI:         -23.76 [deg]
GRB_THETA:        17.31 [deg]
DELTA_TIME:      0.00 [sec]
TRIGGER_DUR:     320.000 [sec]   (=5.3 [min])
SOLN_STATUS:     0x2013
RATE_SIGNIF:     0.00 [sigma]
IMAGE_SIGNIF:    7.57 [sigma]
LC_URL:          sw00886157000msb.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:
Sun Jan 27 20:40:23 EST 2019