TDRSS lightcurve for Trigger=550457

Notes:

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

GCN BAT Position Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Wed 06 Mar 13 23:52:22 UT
NOTICE_TYPE:     Swift-BAT GRB Position
TRIGGER_NUM:     550457,   Seg_Num: 0
GRB_RA:          279.478d {+18h 37m 55s} (J2000),
                 279.661d {+18h 38m 39s} (current),
                 278.780d {+18h 35m 07s} (1950)
GRB_DEC:         -11.692d {-11d 41' 29"} (J2000),
                 -11.680d {-11d 40' 45"} (current),
                 -11.736d {-11d 44' 08"} (1950)
GRB_ERROR:       3.00 [arcmin radius, statistical only]
GRB_INTEN:       0 [cnts]    Image_Peak=1116 [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:        16357 TJD;    65 DOY;   13/03/06
GRB_TIME:        85861.70 SOD {23:51:01.70} UT
GRB_PHI:          -8.86 [deg]
GRB_THETA:        55.89 [deg]
SOLN_STATUS:     0x13
RATE_SIGNIF:     0.00 [sigma]
IMAGE_SIGNIF:    9.36 [sigma]
MERIT_PARAMS:     +1  +0  +0  +6  +1  +0  -5  +1 -37  +0 
SUN_POSTN:       347.64d {+23h 10m 34s}   -5.30d {-05d 17' 58"}
SUN_DIST:         67.40 [deg]   Sun_angle= 4.5 [hr] (West of Sun)
MOON_POSTN:      284.69d {+18h 58m 47s}  -18.53d {-18d 31' 32"}
MOON_DIST:         8.39 [deg]
MOON_ILLUM:      27 [%]
GAL_COORDS:       20.99, -2.35 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:      279.47, 11.44 [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.  
COMMENTS:        This trigger occurred at longitude,latitude = 70.14,8.41 [deg].  

GCN BAT Lightcurve Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Thu 07 Mar 13 00:08:09 UT
NOTICE_TYPE:     Swift-BAT GRB Lightcurve
TRIGGER_NUM:     550457,   Seg_Num: 0
GRB_RA:          279.478d {+18h 37m 55s} (J2000),
                 279.661d {+18h 38m 39s} (current),
                 278.780d {+18h 35m 07s} (1950)
GRB_DEC:         -11.692d {-11d 41' 29"} (J2000),
                 -11.680d {-11d 40' 45"} (current),
                 -11.736d {-11d 44' 08"} (1950)
GRB_DATE:        16357 TJD;    65 DOY;   13/03/06
GRB_TIME:        85861.70 SOD {23:51:01.70} UT
TRIGGER_INDEX:   20000
GRB_PHI:          -8.86 [deg]
GRB_THETA:        55.89 [deg]
DELTA_TIME:      0.00 [sec]
TRIGGER_DUR:     64.000 [sec] 
SOLN_STATUS:     0x13
RATE_SIGNIF:     0.00 [sigma]
IMAGE_SIGNIF:    9.36 [sigma]
LC_URL:          sw00550457000msb.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  6 19:08:23 EST 2013