TDRSS lightcurve for Trigger=948244

Notes:

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

GCN BAT Position Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Wed 08 Jan 20 00:03:08 UT
NOTICE_TYPE:     Swift-BAT GRB Position
TRIGGER_NUM:     948244,   Seg_Num: 0
GRB_RA:          243.795d {+16h 15m 11s} (J2000),
                 244.078d {+16h 16m 19s} (current),
                 243.087d {+16h 12m 21s} (1950)
GRB_DEC:         -15.031d {-15d 01' 52"} (J2000),
                 -15.080d {-15d 04' 48"} (current),
                 -14.907d {-14d 54' 24"} (1950)
GRB_ERROR:       3.00 [arcmin radius, statistical only]
GRB_INTEN:       0 [cnts]    Image_Peak=1053 [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:        18856 TJD;     8 DOY;   20/01/08
GRB_TIME:        111.77 SOD {00:01:51.77} UT
GRB_PHI:         -54.29 [deg]
GRB_THETA:        40.65 [deg]
SOLN_STATUS:     0x413
RATE_SIGNIF:     0.00 [sigma]
IMAGE_SIGNIF:    7.74 [sigma]
MERIT_PARAMS:     +1  +0  +0  +6  +1  -2 -100  +0 -73  +0 
SUN_POSTN:       288.59d {+19h 14m 22s}  -22.34d {-22d 20' 09"}
SUN_DIST:         42.63 [deg]   Sun_angle= 3.0 [hr] (West of Sun)
MOON_POSTN:       70.62d {+04h 42m 29s}  +19.82d {+19d 49' 25"}
MOON_DIST:       172.16 [deg]
MOON_ILLUM:      91 [%]
GAL_COORDS:      358.80, 25.05 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:      244.60,  6.13 [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 = 94.23,16.72 [deg].  
COMMENTS:           
COMMENTS:        This trigger occured while the StarTracker had lost lock, so it is possibly bogus.  

GCN BAT Lightcurve Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Wed 08 Jan 20 00:14:40 UT
NOTICE_TYPE:     Swift-BAT GRB Lightcurve
TRIGGER_NUM:     948244,   Seg_Num: 0
GRB_RA:          243.795d {+16h 15m 11s} (J2000),
                 244.078d {+16h 16m 19s} (current),
                 243.087d {+16h 12m 21s} (1950)
GRB_DEC:         -15.031d {-15d 01' 52"} (J2000),
                 -15.080d {-15d 04' 48"} (current),
                 -14.907d {-14d 54' 24"} (1950)
GRB_DATE:        18856 TJD;     8 DOY;   20/01/08
GRB_TIME:        111.77 SOD {00:01:51.77} UT
TRIGGER_INDEX:   20000
GRB_PHI:         -54.29 [deg]
GRB_THETA:        40.65 [deg]
DELTA_TIME:      0.00 [sec]
TRIGGER_DUR:     64.000 [sec] 
SOLN_STATUS:     0x413
RATE_SIGNIF:     0.00 [sigma]
IMAGE_SIGNIF:    7.74 [sigma]
LC_URL:          sw00948244000msb.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:
Tue Jan  7 19:15:03 EST 2020