TDRSS lightcurve for Trigger=843211

Notes:

GCN BAT Position Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Wed 20 Jun 18 15:50:55 UT
NOTICE_TYPE:     Swift-BAT GRB Position
TRIGGER_NUM:     843211,   Seg_Num: 0
GRB_RA:          357.517d {+23h 50m 04s} (J2000),
                 357.760d {+23h 51m 02s} (current),
                 356.854d {+23h 47m 25s} (1950)
GRB_DEC:         -57.957d {-57d 57' 25"} (J2000),
                 -57.854d {-57d 51' 15"} (current),
                 -58.235d {-58d 14' 06"} (1950)
GRB_ERROR:       3.00 [arcmin radius, statistical only]
GRB_INTEN:       7191 [cnts]    Image_Peak=870 [image_cnts]
TRIGGER_DUR:     1.024 [sec] 
TRIGGER_INDEX:   146     E_range: 25-100 keV
BKG_INTEN:       26620 [cnts]
BKG_TIME:        57018.86 SOD {15:50:18.86} UT
BKG_DUR:         8 [sec]
GRB_DATE:        18289 TJD;   171 DOY;   18/06/20
GRB_TIME:        57037.16 SOD {15:50:37.16} UT
GRB_PHI:         -176.70 [deg]
GRB_THETA:        30.39 [deg]
SOLN_STATUS:     0x20000003
RATE_SIGNIF:     59.04 [sigma]
IMAGE_SIGNIF:    16.36 [sigma]
MERIT_PARAMS:     +1  +0  +0  +0  +2  +4  +0  +0 +35  +0 
SUN_POSTN:        89.21d {+05h 56m 51s}  +23.43d {+23d 26' 04"}
SUN_DIST:        110.43 [deg]   Sun_angle= 6.1 [hr] (West of Sun)
MOON_POSTN:      183.50d {+12h 14m 00s}   +3.11d {+03d 06' 32"}
MOON_DIST:       125.07 [deg]
MOON_ILLUM:      53 [%]
GAL_COORDS:      318.01,-57.34 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:      325.94,-50.22 [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 = 228.51,-18.51 [deg].  
COMMENTS:           
COMMENTS:        NOTE: This BAT event is temporally(1.0<100sec) coincident with the FERMI_GBM event (trignum=551202641).  

GCN BAT Lightcurve Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Wed 20 Jun 18 16:08:28 UT
NOTICE_TYPE:     Swift-BAT GRB Lightcurve
TRIGGER_NUM:     843211,   Seg_Num: 0
GRB_RA:          357.517d {+23h 50m 04s} (J2000),
                 357.760d {+23h 51m 02s} (current),
                 356.854d {+23h 47m 25s} (1950)
GRB_DEC:         -57.957d {-57d 57' 25"} (J2000),
                 -57.854d {-57d 51' 15"} (current),
                 -58.235d {-58d 14' 06"} (1950)
GRB_DATE:        18289 TJD;   171 DOY;   18/06/20
GRB_TIME:        57037.16 SOD {15:50:37.16} UT
TRIGGER_INDEX:   146
GRB_PHI:         -176.70 [deg]
GRB_THETA:        30.39 [deg]
DELTA_TIME:      -70.00 [sec]
TRIGGER_DUR:     1.024 [sec] 
SOLN_STATUS:     0x3
RATE_SIGNIF:     59.04 [sigma]
IMAGE_SIGNIF:    16.36 [sigma]
LC_URL:          sw00843211000msb.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 Jun 20 12:08:43 EDT 2018