TDRSS lightcurve for Trigger=306778

Notes:

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

GCN BAT Position Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Wed 19 Mar 08 12:26:19 UT
NOTICE_TYPE:     Swift-BAT GRB Position
TRIGGER_NUM:     306778,   Seg_Num: 0
GRB_RA:          258.973d {+17h 15m 54s} (J2000),
                 259.013d {+17h 16m 03s} (current),
                 258.729d {+17h 14m 55s} (1950)
GRB_DEC:         +55.410d {+55d 24' 35"} (J2000),
                 +55.401d {+55d 24' 04"} (current),
                 +55.464d {+55d 27' 49"} (1950)
GRB_ERROR:       3.00 [arcmin radius, statistical only]
GRB_INTEN:       8789 [cnts]    Image_Peak=459 [image_cnts]
TRIGGER_DUR:     1.024 [sec] 
TRIGGER_INDEX:   155     E_range: 50-350 keV
BKG_INTEN:       31829 [cnts]
BKG_TIME:        44741.34 SOD {12:25:41.34} UT
BKG_DUR:         8 [sec]
GRB_DATE:        14544 TJD;    79 DOY;   08/03/19
GRB_TIME:        44756.96 SOD {12:25:56.96} UT
GRB_PHI:         -101.50 [deg]
GRB_THETA:        33.65 [deg]
SOLN_STATUS:     0x3
RATE_SIGNIF:     69.36 [sigma]
IMAGE_SIGNIF:    15.10 [sigma]
MERIT_PARAMS:     +1  +0  +0  +0  +3 +19  +0  +0 +10  +1 
SUN_POSTN:       359.33d {+23h 57m 20s}   -0.29d {-00d 17' 18"}
SUN_DIST:         96.08 [deg]   Sun_angle= 6.7 [hr] (West of Sun)
MOON_POSTN:      154.40d {+10h 17m 36s}  +10.02d {+10d 01' 06"}
MOON_DIST:        89.88 [deg]
MOON_ILLUM:      95 [%]
GAL_COORDS:       83.35, 35.45 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:      239.42, 77.67 [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 = 135.24,17.21 [deg].  

GCN BAT Lightcurve Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Wed 19 Mar 08 12:59:35 UT
NOTICE_TYPE:     Swift-BAT GRB Lightcurve
TRIGGER_NUM:     306778,   Seg_Num: 0
GRB_RA:          258.973d {+17h 15m 54s} (J2000),
                 259.013d {+17h 16m 03s} (current),
                 258.729d {+17h 14m 55s} (1950)
GRB_DEC:         +55.410d {+55d 24' 35"} (J2000),
                 +55.401d {+55d 24' 04"} (current),
                 +55.464d {+55d 27' 49"} (1950)
GRB_DATE:        14544 TJD;    79 DOY;   08/03/19
GRB_TIME:        44756.96 SOD {12:25:56.96} UT
TRIGGER_INDEX:   155
GRB_PHI:         -101.50 [deg]
GRB_THETA:        33.65 [deg]
DELTA_TIME:      39.00 [sec]
TRIGGER_DUR:     1.024 [sec] 
SOLN_STATUS:     0x3
RATE_SIGNIF:     69.36 [sigma]
IMAGE_SIGNIF:    15.10 [sigma]
LC_URL:          sw00306778000msb.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:
Wed Mar 19 09:01:08 EDT 2008