TDRSS lightcurve for Trigger=146986

Notes:

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

GCN BAT Position Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Thu 21 Jul 05 05:48:21 UT
NOTICE_TYPE:     Swift-BAT GRB Position
TRIGGER_NUM:     146986,   Seg_Num: 0
GRB_RA:          268.470d {+17h 53m 53s} (J2000),
                 268.542d {+17h 54m 10s} (current),
                 267.823d {+17h 51m 17s} (1950)
GRB_DEC:          -1.440d {-01d 26' 21"} (J2000),
                  -1.440d {-01d 26' 24"} (current),
                  -1.430d {-01d 25' 49"} (1950)
GRB_ERROR:       4.00 [arcmin radius, statistical only]
GRB_INTEN:       0 [cnts]    Image_Peak=1752 [image_cnts]
TRIGGER_DUR:     64.000 [sec]
TRIGGER_INDEX:   20000     E_range: 15-50 keV
BKG_INTEN:       0 [cnts]
BKG_TIME:        0.00 SOD {00:00:00.00} UT
BKG_DUR:         0 [sec]
GRB_DATE:        13572 TJD;   202 DOY;   05/07/21
GRB_TIME:        20824.36 SOD {05:47:04.36} UT
GRB_PHI:          30.34 [deg]
GRB_THETA:        30.52 [deg]
SOLN_STATUS:     0x13
RATE_SIGNIF:     0.00 [sigma]
IMAGE_SIGNIF:    7.32 [sigma]
MERIT_PARAMS:     +1  +0  +0  +6  +1  -3  +0  +0 +79  +1 
SUN_POSTN:       120.70d {+08h 02m 47s}  +20.44d {+20d 26' 40"}
SUN_DIST:        143.30 [deg]
MOON_POSTN:      298.33d {+19h 53m 19s}  -25.90d {-25d 54' 02"}
MOON_DIST:        37.68 [deg]
MOON_ILLUM:      100 [%]
GAL_COORDS:       24.96, 12.10 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:      268.35, 21.99 [deg] ecliptic lon,lat of the burst (or transient)
COMMENTS:        SWIFT-BAT GRB Coordinates.  
COMMENTS:        This is an image trigger.  (The RATE_SIGNIF & BKG_{INTEN, TIME, DUR} are undefined.)  
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.  

GCN BAT Lightcurve Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Thu 21 Jul 05 05:51:26 UT
NOTICE_TYPE:     Swift-BAT GRB Lightcurve
TRIGGER_NUM:     146986,   Seg_Num: 0
GRB_RA:          268.470d {+17h 53m 53s} (J2000),
                 268.542d {+17h 54m 10s} (current),
                 267.823d {+17h 51m 17s} (1950)
GRB_DEC:          -1.440d {-01d 26' 21"} (J2000),
                  -1.440d {-01d 26' 24"} (current),
                  -1.430d {-01d 25' 49"} (1950)
GRB_DATE:        13572 TJD;   202 DOY;   05/07/21
GRB_TIME:        20824.36 SOD {05:47:04.36} UT
TRIGGER_INDEX:   20000
GRB_PHI:          30.34 [deg]
GRB_THETA:        30.52 [deg]
DELTA_TIME:      0.00 [sec]
LC_URL:          sw00146986000msb.lc
SUN_POSTN:       120.70d {+08h 02m 47s}  +20.44d {+20d 26' 40"}
SUN_DIST:        143.30 [deg]
MOON_POSTN:      298.33d {+19h 53m 19s}  -25.90d {-25d 54' 02"}
MOON_DIST:        37.68 [deg]

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

Plot creation:
Thu Jul 21 01:54:02 EDT 2005