TDRSS lightcurve for Trigger=205851

Notes:

GCN BAT Position Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Tue 18 Apr 06 03:06:33 UT
NOTICE_TYPE:     Swift-BAT GRB Position
TRIGGER_NUM:     205851,   Seg_Num: 0
GRB_RA:          236.420d {+15h 45m 41s} (J2000),
                 236.502d {+15h 46m 01s} (current),
                 235.765d {+15h 43m 04s} (1950)
GRB_DEC:          -3.643d {-03d 38' 35"} (J2000),
                  -3.663d {-03d 39' 45"} (current),
                  -3.488d {-03d 29' 16"} (1950)
GRB_ERROR:       3.00 [arcmin radius, statistical only]
GRB_INTEN:       6599 [cnts]    Image_Peak=295 [image_cnts]
TRIGGER_DUR:     1.024 [sec] 
TRIGGER_INDEX:   147     E_range: 25-100 keV
BKG_INTEN:       37997 [cnts]
BKG_TIME:        11150.86 SOD {03:05:50.86} UT
BKG_DUR:         8 [sec]
GRB_DATE:        13843 TJD;   108 DOY;   06/04/18
GRB_TIME:        11168.20 SOD {03:06:08.20} UT
GRB_PHI:          94.95 [deg]
GRB_THETA:        31.21 [deg]
SOLN_STATUS:     0x3
RATE_SIGNIF:     28.93 [sigma]
IMAGE_SIGNIF:    10.80 [sigma]
MERIT_PARAMS:     +1  +0  +0  +0  +2 +11  +0  +0 +85  +1 
SUN_POSTN:        25.96d {+01h 43m 51s}  +10.75d {+10d 44' 46"}
SUN_DIST:        148.91 [deg]   Sun_angle= 10.0 [hr] (West of Sun)
MOON_POSTN:      258.57d {+17h 14m 17s}  -28.16d {-28d 09' 44"}
MOON_DIST:        32.27 [deg]
MOON_ILLUM:      81 [%]
GAL_COORDS:        3.61, 37.93 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:      234.99, 15.81 [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 = 1.94,12.24 [deg].  

GCN BAT Lightcurve Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Tue 18 Apr 06 03:24:17 UT
NOTICE_TYPE:     Swift-BAT GRB Lightcurve
TRIGGER_NUM:     205851,   Seg_Num: 0
GRB_RA:          236.420d {+15h 45m 41s} (J2000),
                 236.502d {+15h 46m 01s} (current),
                 235.765d {+15h 43m 04s} (1950)
GRB_DEC:          -3.643d {-03d 38' 35"} (J2000),
                  -3.663d {-03d 39' 45"} (current),
                  -3.488d {-03d 29' 16"} (1950)
GRB_DATE:        13843 TJD;   108 DOY;   06/04/18
GRB_TIME:        11168.20 SOD {03:06:08.20} UT
TRIGGER_INDEX:   147
GRB_PHI:          94.95 [deg]
GRB_THETA:        31.21 [deg]
DELTA_TIME:      25.00 [sec]
TRIGGER_DUR:     1.024 [sec] 
SOLN_STATUS:     0x3
RATE_SIGNIF:     28.93 [sigma]
IMAGE_SIGNIF:    10.80 [sigma]
LC_URL:          sw00205851000msb.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:
Mon Apr 17 23:30:04 EDT 2006