TDRSS lightcurve for Trigger=885845

Notes:

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

GCN BAT Position Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Sat 26 Jan 19 12:10:57 UT
NOTICE_TYPE:     Swift-BAT GRB Position
TRIGGER_NUM:     885845,   Seg_Num: 0
GRB_RA:          207.004d {+13h 48m 01s} (J2000),
                 207.345d {+13h 49m 23s} (current),
                 206.118d {+13h 44m 28s} (1950)
GRB_DEC:         -63.270d {-63d 16' 12"} (J2000),
                 -63.365d {-63d 21' 52"} (current),
                 -63.021d {-63d 01' 15"} (1950)
GRB_ERROR:       3.00 [arcmin radius, statistical only]
GRB_INTEN:       0 [cnts]    Image_Peak=2768 [image_cnts]
TRIGGER_DUR:     88.000 [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:        18509 TJD;    26 DOY;   19/01/26
GRB_TIME:        43753.68 SOD {12:09:13.68} UT
GRB_PHI:         -143.76 [deg]
GRB_THETA:         0.04 [deg]
SOLN_STATUS:     0x1000001D
RATE_SIGNIF:     0.00 [sigma]
IMAGE_SIGNIF:    12.68 [sigma]
MERIT_PARAMS:     +0  +0 +100  +6  +1  +2  +0  +1 -19  +0 
SUN_POSTN:       308.62d {+20h 34m 29s}  -18.71d {-18d 42' 36"}
SUN_DIST:         78.25 [deg]   Sun_angle= 6.8 [hr] (West of Sun)
MOON_POSTN:      199.36d {+13h 17m 27s}   -2.54d {-02d 32' 26"}
MOON_DIST:        61.11 [deg]
MOON_ILLUM:      65 [%]
GAL_COORDS:      309.24, -1.09 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:      233.55,-47.58 [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=25807=(null) (probably an AT_Slot).  
COMMENTS:        This does not match any source in the ground catalog.  
COMMENTS:        This is not a GRB.  
COMMENTS:        This is an interesting source.  
COMMENTS:        This trigger occurred at longitude,latitude = 211.57,0.07 [deg].  
COMMENTS:           

GCN BAT Lightcurve Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Sat 26 Jan 19 12:40:42 UT
NOTICE_TYPE:     Swift-BAT GRB Lightcurve
TRIGGER_NUM:     885845,   Seg_Num: 0
GRB_RA:          207.004d {+13h 48m 01s} (J2000),
                 207.345d {+13h 49m 23s} (current),
                 206.118d {+13h 44m 28s} (1950)
GRB_DEC:         -63.270d {-63d 16' 12"} (J2000),
                 -63.365d {-63d 21' 52"} (current),
                 -63.021d {-63d 01' 15"} (1950)
GRB_DATE:        18509 TJD;    26 DOY;   19/01/26
GRB_TIME:        43753.68 SOD {12:09:13.68} UT
TRIGGER_INDEX:   20000
GRB_PHI:         -143.76 [deg]
GRB_THETA:         0.04 [deg]
DELTA_TIME:      0.00 [sec]
TRIGGER_DUR:     88.000 [sec] 
SOLN_STATUS:     0x1D
RATE_SIGNIF:     0.00 [sigma]
IMAGE_SIGNIF:    12.68 [sigma]
LC_URL:          sw00885845000msb.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 Jan 26 07:41:03 EST 2019