TDRSS lightcurve for Trigger=422783

Notes:

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

GCN BAT Position Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Sat 22 May 10 03:56:12 UT
NOTICE_TYPE:     Swift-BAT GRB Position
TRIGGER_NUM:     422783,   Seg_Num: 0
GRB_RA:            6.983d {+00h 27m 56s} (J2000),
                   7.117d {+00h 28m 28s} (current),
                   6.337d {+00h 25m 21s} (1950)
GRB_DEC:          +9.417d {+09d 25' 03"} (J2000),
                  +9.475d {+09d 28' 29"} (current),
                  +9.141d {+09d 08' 27"} (1950)
GRB_ERROR:       3.00 [arcmin radius, statistical only]
GRB_INTEN:       1119 [cnts]    Image_Peak=131 [image_cnts]
TRIGGER_DUR:     0.128 [sec] 
TRIGGER_INDEX:   122     E_range: 25-100 keV
BKG_INTEN:       31689 [cnts]
BKG_TIME:        13538.17 SOD {03:45:38.17} UT
BKG_DUR:         8 [sec]
GRB_DATE:        15338 TJD;   142 DOY;   10/05/22
GRB_TIME:        13552.32 SOD {03:45:52.32} UT
GRB_PHI:         -65.84 [deg]
GRB_THETA:        22.44 [deg]
SOLN_STATUS:     0x3
RATE_SIGNIF:     26.90 [sigma]
IMAGE_SIGNIF:    11.03 [sigma]
MERIT_PARAMS:     +1  +0  +0  -3  +2  +0  +0  +0 -63  +0 
SUN_POSTN:        58.83d {+03h 55m 20s}  +20.35d {+20d 21' 06"}
SUN_DIST:         50.93 [deg]   Sun_angle= 3.4 [hr] (West of Sun)
MOON_POSTN:      165.77d {+11h 03m 06s}   +1.03d {+01d 01' 43"}
MOON_DIST:       156.29 [deg]
MOON_ILLUM:      64 [%]
GAL_COORDS:      113.27,-53.01 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:       10.14,  5.88 [deg] ecliptic lon,lat of the burst (or transient)
COMMENTS:        SWIFT-BAT GRB Coordinates.  
COMMENTS:        This Notice was delayed by more than 60 sec past the end of the trigger integration interval;  
COMMENTS:        probably due to it occurring during a Malindi downlink session.  
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 = 18.04,-20.20 [deg].  

GCN BAT Lightcurve Notice

 TITLE:           GCN/SWIFT NOTICE
 NOTICE_DATE:     Sat 22 May 10 03:57:56 UT
 NOTICE_TYPE:     Swift-BAT GRB Lightcurve
 TRIGGER_NUM:     422783,   Seg_Num: 0
 GRB_RA:            6.983d {+00h 27m 56s} (J2000),
                   7.117d {+00h 28m 28s} (current),
                   6.337d {+00h 25m 21s} (1950)
 GRB_DEC:          +9.417d {+09d 25' 03"} (J2000),
                  +9.475d {+09d 28' 29"} (current),
                  +9.141d {+09d 08' 27"} (1950)
 GRB_DATE:        15338 TJD;   142 DOY;   10/05/22
 GRB_TIME:        13552.32 SOD {03:45:52.32} UT
 TRIGGER_INDEX:   122
 GRB_PHI:         -65.84 [deg]
 GRB_THETA:        22.44 [deg]
 DELTA_TIME:      25.00 [sec]
 TRIGGER_DUR:     0.128 [sec] 
 SOLN_STATUS:     0x3
 RATE_SIGNIF:     26.90 [sigma]
 IMAGE_SIGNIF:    11.03 [sigma]
 LC_URL:          sw00422783000msb.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

Plot creation:
Sat May 22 00:22:31 EDT 2010