TDRSS lightcurve for Trigger=895479

Notes:

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

GCN BAT Position Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Wed 27 Mar 19 21:30:09 UT
NOTICE_TYPE:     Swift-BAT GRB Position
TRIGGER_NUM:     895479,   Seg_Num: 0
GRB_RA:          314.705d {+20h 58m 49s} (J2000),
                 314.884d {+20h 59m 32s} (current),
                 314.241d {+20h 56m 58s} (1950)
GRB_DEC:         +41.745d {+41d 44' 41"} (J2000),
                 +41.820d {+41d 49' 13"} (current),
                 +41.550d {+41d 32' 59"} (1950)
GRB_ERROR:       3.00 [arcmin radius, statistical only]
GRB_INTEN:       0 [cnts]    Image_Peak=2490 [image_cnts]
TRIGGER_DUR:     128.000 [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:        18569 TJD;    86 DOY;   19/03/27
GRB_TIME:        77265.35 SOD {21:27:45.35} UT
GRB_PHI:         -143.95 [deg]
GRB_THETA:        13.50 [deg]
SOLN_STATUS:     0x1000001D
RATE_SIGNIF:     0.00 [sigma]
IMAGE_SIGNIF:    9.88 [sigma]
MERIT_PARAMS:     +0  +0 +124  +7  +1  +0  +0  +1 -49  +0 
SUN_POSTN:         6.36d {+00h 25m 26s}   +2.75d {+02d 44' 54"}
SUN_DIST:         60.29 [deg]   Sun_angle= 3.4 [hr] (West of Sun)
MOON_POSTN:      274.12d {+18h 16m 28s}  -21.59d {-21d 35' 41"}
MOON_DIST:        73.77 [deg]
MOON_ILLUM:      53 [%]
GAL_COORDS:       83.55, -2.68 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:      337.10, 55.27 [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=14119=(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 = 146.19,6.07 [deg].  
COMMENTS:           

GCN BAT Lightcurve Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Wed 27 Mar 19 21:46:32 UT
NOTICE_TYPE:     Swift-BAT GRB Lightcurve
TRIGGER_NUM:     895479,   Seg_Num: 0
GRB_RA:          314.705d {+20h 58m 49s} (J2000),
                 314.884d {+20h 59m 32s} (current),
                 314.241d {+20h 56m 58s} (1950)
GRB_DEC:         +41.745d {+41d 44' 41"} (J2000),
                 +41.820d {+41d 49' 13"} (current),
                 +41.550d {+41d 32' 59"} (1950)
GRB_DATE:        18569 TJD;    86 DOY;   19/03/27
GRB_TIME:        77265.35 SOD {21:27:45.35} UT
TRIGGER_INDEX:   20000
GRB_PHI:         -143.95 [deg]
GRB_THETA:        13.50 [deg]
DELTA_TIME:      0.00 [sec]
TRIGGER_DUR:     128.000 [sec] 
SOLN_STATUS:     0x1D
RATE_SIGNIF:     0.00 [sigma]
IMAGE_SIGNIF:    9.88 [sigma]
LC_URL:          sw00895479000msb.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:
Wed Mar 27 17:46:43 EDT 2019