TDRSS lightcurve for Trigger=206257

Notes:

GCN BAT Position Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Fri 21 Apr 06 00:39:37 UT
NOTICE_TYPE:     Swift-BAT GRB Position
TRIGGER_NUM:     206257,   Seg_Num: 0
GRB_RA:          343.630d {+22h 54m 31s} (J2000),
                 343.692d {+22h 54m 46s} (current),
                 343.143d {+22h 52m 34s} (1950)
GRB_DEC:         +62.727d {+62d 43' 37"} (J2000),
                 +62.761d {+62d 45' 38"} (current),
                 +62.460d {+62d 27' 36"} (1950)
GRB_ERROR:       3.00 [arcmin radius, statistical only]
GRB_INTEN:       1896 [cnts]    Image_Peak=133 [image_cnts]
TRIGGER_DUR:     0.256 [sec] 
TRIGGER_INDEX:   123     E_range: 25-100 keV
BKG_INTEN:       32819 [cnts]
BKG_TIME:        2350.85 SOD {00:39:10.85} UT
BKG_DUR:         8 [sec]
GRB_DATE:        13846 TJD;   111 DOY;   06/04/21
GRB_TIME:        2363.33 SOD {00:39:23.33} UT
GRB_PHI:         -178.89 [deg]
GRB_THETA:        28.94 [deg]
SOLN_STATUS:     0x3
RATE_SIGNIF:     25.59 [sigma]
IMAGE_SIGNIF:    8.34 [sigma]
MERIT_PARAMS:     +1  +0  +0  +0  +2 +16  +0  +1 -49  +1 
SUN_POSTN:        28.66d {+01h 54m 39s}  +11.75d {+11d 44' 48"}
SUN_DIST:         60.13 [deg]   Sun_angle= 3.0 [hr] (West of Sun)
MOON_POSTN:      302.40d {+20h 09m 35s}  -24.94d {-24d 56' 32"}
MOON_DIST:        93.62 [deg]
MOON_ILLUM:      52 [%]
GAL_COORDS:      109.99,  2.83 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:       28.13, 60.10 [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 = 140.95,7.11 [deg].  

GCN BAT Lightcurve Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Fri 21 Apr 06 00:56:55 UT
NOTICE_TYPE:     Swift-BAT GRB Lightcurve
TRIGGER_NUM:     206257,   Seg_Num: 0
GRB_RA:          343.630d {+22h 54m 31s} (J2000),
                 343.692d {+22h 54m 46s} (current),
                 343.143d {+22h 52m 34s} (1950)
GRB_DEC:         +62.727d {+62d 43' 37"} (J2000),
                 +62.761d {+62d 45' 38"} (current),
                 +62.460d {+62d 27' 36"} (1950)
GRB_DATE:        13846 TJD;   111 DOY;   06/04/21
GRB_TIME:        2363.33 SOD {00:39:23.33} UT
TRIGGER_INDEX:   123
GRB_PHI:         -178.89 [deg]
GRB_THETA:        28.94 [deg]
DELTA_TIME:      32.00 [sec]
TRIGGER_DUR:     0.256 [sec] 
SOLN_STATUS:     0x3
RATE_SIGNIF:     25.59 [sigma]
IMAGE_SIGNIF:    8.34 [sigma]
LC_URL:          sw00206257000msb.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:
Thu Apr 20 20:57:28 EDT 2006