TDRSS lightcurve for Trigger=927825

Notes:

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

GCN BAT Position Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Fri 04 Oct 19 18:07:18 UT
NOTICE_TYPE:     Swift-BAT GRB Position
TRIGGER_NUM:     927825,   Seg_Num: 0
GRB_RA:           31.721d {+02h 06m 53s} (J2000),
                  31.931d {+02h 07m 43s} (current),
                  31.190d {+02h 04m 46s} (1950)
GRB_DEC:         -36.932d {-36d 55' 53"} (J2000),
                 -36.838d {-36d 50' 16"} (current),
                 -37.169d {-37d 10' 08"} (1950)
GRB_ERROR:       3.00 [arcmin radius, statistical only]
GRB_INTEN:       537 [cnts]    Image_Peak=71 [image_cnts]
TRIGGER_DUR:     0.064 [sec] 
TRIGGER_INDEX:   10419     E_range: 25-100 keV
BKG_INTEN:       19446 [cnts]
BKG_TIME:        65208.30 SOD {18:06:48.30} UT
BKG_DUR:         8 [sec]
GRB_DATE:        18760 TJD;   277 DOY;   19/10/04
GRB_TIME:        65222.70 SOD {18:07:02.70} UT
GRB_PHI:         117.79 [deg]
GRB_THETA:        35.98 [deg]
SOLN_STATUS:     0x3
RATE_SIGNIF:     32.83 [sigma]
IMAGE_SIGNIF:    9.12 [sigma]
MERIT_PARAMS:     +1  +0  +0  -4  +2  +0  +0  +0 +69  +0 
SUN_POSTN:       190.32d {+12h 41m 18s}   -4.44d {-04d 26' 29"}
SUN_DIST:        134.06 [deg]   Sun_angle= 10.6 [hr] (West of Sun)
MOON_POSTN:      270.38d {+18h 01m 32s}  -22.24d {-22d 14' 27"}
MOON_DIST:        99.24 [deg]
MOON_ILLUM:      41 [%]
GAL_COORDS:      249.23,-71.30 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:       12.17,-45.93 [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 = 105.13,3.12 [deg].  

GCN BAT Lightcurve Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Fri 04 Oct 19 18:26:58 UT
NOTICE_TYPE:     Swift-BAT GRB Lightcurve
TRIGGER_NUM:     927825,   Seg_Num: 0
GRB_RA:           31.721d {+02h 06m 53s} (J2000),
                  31.931d {+02h 07m 43s} (current),
                  31.190d {+02h 04m 46s} (1950)
GRB_DEC:         -36.932d {-36d 55' 53"} (J2000),
                 -36.838d {-36d 50' 16"} (current),
                 -37.169d {-37d 10' 08"} (1950)
GRB_DATE:        18760 TJD;   277 DOY;   19/10/04
GRB_TIME:        65222.86 SOD {18:07:02.86} UT
TRIGGER_INDEX:   10419
GRB_PHI:         117.79 [deg]
GRB_THETA:        35.98 [deg]
DELTA_TIME:      -14.00 [sec]
TRIGGER_DUR:     0.064 [sec] 
SOLN_STATUS:     0x3
RATE_SIGNIF:     32.83 [sigma]
IMAGE_SIGNIF:    9.12 [sigma]
LC_URL:          sw00927825000msb.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:
Fri Oct  4 14:27:24 EDT 2019