TDRSS lightcurve for Trigger=642018

Notes:

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

GCN BAT Position Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Sat 30 May 15 11:42:59 UT
NOTICE_TYPE:     Swift-BAT GRB Position
TRIGGER_NUM:     642018,   Seg_Num: 0
GRB_RA:          327.523d {+21h 50m 06s} (J2000),
                 327.649d {+21h 50m 36s} (current),
                 327.118d {+21h 48m 28s} (1950)
GRB_DEC:         +57.490d {+57d 29' 25"} (J2000),
                 +57.563d {+57d 33' 46"} (current),
                 +57.256d {+57d 15' 22"} (1950)
GRB_ERROR:       3.00 [arcmin radius, statistical only]
GRB_INTEN:       3287 [cnts]    Image_Peak=148 [image_cnts]
TRIGGER_DUR:     1.024 [sec] 
TRIGGER_INDEX:   150     E_range: 25-100 keV
BKG_INTEN:       17250 [cnts]
BKG_TIME:        42122.35 SOD {11:42:02.35} UT
BKG_DUR:         8 [sec]
GRB_DATE:        17172 TJD;   150 DOY;   15/05/30
GRB_TIME:        42138.22 SOD {11:42:18.22} UT
GRB_PHI:         165.97 [deg]
GRB_THETA:        48.42 [deg]
SOLN_STATUS:     0x20000003
RATE_SIGNIF:     23.76 [sigma]
IMAGE_SIGNIF:    9.11 [sigma]
MERIT_PARAMS:     +1  +0  +0  +0  +2  +0  +0  +1 -23  +0 
SUN_POSTN:        67.05d {+04h 28m 12s}  +21.76d {+21d 45' 39"}
SUN_DIST:         76.61 [deg]   Sun_angle= 6.6 [hr] (West of Sun)
MOON_POSTN:      209.64d {+13h 58m 34s}  -10.09d {-10d 05' 37"}
MOON_DIST:       113.32 [deg]
MOON_ILLUM:      90 [%]
GAL_COORDS:      100.43,  2.77 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:        8.86, 62.69 [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 = 336.71,20.03 [deg].  
COMMENTS:           
COMMENTS:        NOTE: This BAT event is temporally(3.0<100sec) coincident with the FERMI_GBM event (trignum=454678938).  

GCN BAT Lightcurve Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Sat 30 May 15 11:59:10 UT
NOTICE_TYPE:     Swift-BAT GRB Lightcurve
TRIGGER_NUM:     642018,   Seg_Num: 0
GRB_RA:          327.523d {+21h 50m 06s} (J2000),
                 327.649d {+21h 50m 36s} (current),
                 327.118d {+21h 48m 28s} (1950)
GRB_DEC:         +57.490d {+57d 29' 25"} (J2000),
                 +57.563d {+57d 33' 46"} (current),
                 +57.256d {+57d 15' 22"} (1950)
GRB_DATE:        17172 TJD;   150 DOY;   15/05/30
GRB_TIME:        42138.22 SOD {11:42:18.22} UT
TRIGGER_INDEX:   150
GRB_PHI:         165.97 [deg]
GRB_THETA:        48.42 [deg]
DELTA_TIME:      13.00 [sec]
TRIGGER_DUR:     1.024 [sec] 
SOLN_STATUS:     0x3
RATE_SIGNIF:     23.76 [sigma]
IMAGE_SIGNIF:    9.11 [sigma]
LC_URL:          sw00642018000msb.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:
Sat May 30 07:59:42 EDT 2015