TDRSS lightcurve for Trigger=958592

Notes:

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

GCN BAT Position Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Thu 27 Feb 20 07:20:23 UT
NOTICE_TYPE:     Swift-BAT GRB Position
TRIGGER_NUM:     958592,   Seg_Num: 0
GRB_RA:           56.436d {+03h 45m 45s} (J2000),
                  56.710d {+03h 46m 50s} (current),
                  55.757d {+03h 43m 02s} (1950)
GRB_DEC:          +9.491d {+09d 29' 27"} (J2000),
                  +9.553d {+09d 33' 10"} (current),
                  +9.336d {+09d 20' 08"} (1950)
GRB_ERROR:       3.00 [arcmin radius, statistical only]
GRB_INTEN:       3397 [cnts]    Image_Peak=198 [image_cnts]
TRIGGER_DUR:     1.024 [sec] 
TRIGGER_INDEX:   146     E_range: 25-100 keV
BKG_INTEN:       20628 [cnts]
BKG_TIME:        26391.49 SOD {07:19:51.49} UT
BKG_DUR:         8 [sec]
GRB_DATE:        18906 TJD;    58 DOY;   20/02/27
GRB_TIME:        26408.00 SOD {07:20:08.00} UT
GRB_PHI:         -22.82 [deg]
GRB_THETA:        42.23 [deg]
SOLN_STATUS:     0x20000003
RATE_SIGNIF:     13.78 [sigma]
IMAGE_SIGNIF:    10.47 [sigma]
MERIT_PARAMS:     +1  +0  +0  +0  +2  +0  +0  +0 -20  +0 
SUN_POSTN:       339.81d {+22h 39m 14s}   -8.51d {-08d 30' 30"}
SUN_DIST:         78.67 [deg]   Sun_angle= -5.1 [hr] (East of Sun)
MOON_POSTN:       18.53d {+01h 14m 07s}   +2.51d {+02d 30' 33"}
MOON_DIST:        38.58 [deg]
MOON_ILLUM:      12 [%]
GAL_COORDS:      178.13,-34.11 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:       56.36,-10.12 [deg] ecliptic lon,lat of the burst (or transient)
COMMENTS:        SWIFT-BAT GRB Coordinates.  
COMMENTS:        This is a rate trigger.  
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 = 157.90,-6.71 [deg].  
COMMENTS:           
COMMENTS:        NOTE: This BAT event is temporally(0.0<100sec) coincident with the FERMI_GBM event (trignum=604480813).  

GCN BAT Lightcurve Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Thu 27 Feb 20 07:39:25 UT
NOTICE_TYPE:     Swift-BAT GRB Lightcurve
TRIGGER_NUM:     958592,   Seg_Num: 0
GRB_RA:           56.436d {+03h 45m 45s} (J2000),
                  56.710d {+03h 46m 50s} (current),
                  55.757d {+03h 43m 02s} (1950)
GRB_DEC:          +9.491d {+09d 29' 27"} (J2000),
                  +9.553d {+09d 33' 10"} (current),
                  +9.336d {+09d 20' 08"} (1950)
GRB_DATE:        18906 TJD;    58 DOY;   20/02/27
GRB_TIME:        26408.00 SOD {07:20:08.00} UT
TRIGGER_INDEX:   146
GRB_PHI:         -22.82 [deg]
GRB_THETA:        42.23 [deg]
DELTA_TIME:      -50.00 [sec]
TRIGGER_DUR:     1.024 [sec] 
SOLN_STATUS:     0x3
RATE_SIGNIF:     13.78 [sigma]
IMAGE_SIGNIF:    10.47 [sigma]
LC_URL:          sw00958592000msb.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:
Thu Feb 27 02:39:42 EST 2020