TDRSS lightcurve for Trigger=646786

Notes:

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

GCN BAT Position Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Fri 26 Jun 15 20:23:36 UT
NOTICE_TYPE:     Swift-BAT GRB Position
TRIGGER_NUM:     646786,   Seg_Num: 0
GRB_RA:          187.672d {+12h 30m 41s} (J2000),
                 187.843d {+12h 31m 22s} (current),
                 187.116d {+12h 28m 28s} (1950)
GRB_DEC:         +66.779d {+66d 46' 45"} (J2000),
                 +66.694d {+66d 41' 38"} (current),
                 +67.055d {+67d 03' 19"} (1950)
GRB_ERROR:       3.00 [arcmin radius, statistical only]
GRB_INTEN:       12757 [cnts]    Image_Peak=259 [image_cnts]
TRIGGER_DUR:     4.096 [sec] 
TRIGGER_INDEX:   307     E_range: 50-350 keV
BKG_INTEN:       109345 [cnts]
BKG_TIME:        73314.22 SOD {20:21:54.22} UT
BKG_DUR:         40 [sec]
GRB_DATE:        17199 TJD;   177 DOY;   15/06/26
GRB_TIME:        73372.78 SOD {20:22:52.78} UT
GRB_PHI:           8.54 [deg]
GRB_THETA:        44.48 [deg]
SOLN_STATUS:     0x3
RATE_SIGNIF:     12.12 [sigma]
IMAGE_SIGNIF:    7.54 [sigma]
MERIT_PARAMS:     +1  +0  +0  +2  +3  -2  +0  +0 -34  +0 
SUN_POSTN:        95.36d {+06h 21m 26s}  +23.35d {+23d 20' 43"}
SUN_DIST:         69.62 [deg]   Sun_angle= -6.2 [hr] (East of Sun)
MOON_POSTN:      209.79d {+13h 59m 09s}   -9.87d {-09d 52' 20"}
MOON_DIST:        78.22 [deg]
MOON_ILLUM:      72 [%]
GAL_COORDS:      126.13, 50.22 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:      140.93, 59.78 [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 = 303.36,11.33 [deg].  

GCN BAT Lightcurve Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Fri 26 Jun 15 20:40:24 UT
NOTICE_TYPE:     Swift-BAT GRB Lightcurve
TRIGGER_NUM:     646786,   Seg_Num: 0
GRB_RA:          187.672d {+12h 30m 41s} (J2000),
                 187.843d {+12h 31m 22s} (current),
                 187.116d {+12h 28m 28s} (1950)
GRB_DEC:         +66.779d {+66d 46' 45"} (J2000),
                 +66.694d {+66d 41' 38"} (current),
                 +67.055d {+67d 03' 19"} (1950)
GRB_DATE:        17199 TJD;   177 DOY;   15/06/26
GRB_TIME:        73372.78 SOD {20:22:52.78} UT
TRIGGER_INDEX:   307
GRB_PHI:           8.54 [deg]
GRB_THETA:        44.48 [deg]
DELTA_TIME:      64.00 [sec]
TRIGGER_DUR:     4.096 [sec] 
SOLN_STATUS:     0x3
RATE_SIGNIF:     12.12 [sigma]
IMAGE_SIGNIF:    7.54 [sigma]
LC_URL:          sw00646786000msb.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 Jun 26 16:40:43 EDT 2015