TDRSS lightcurve for Trigger=537921

Notes:

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

GCN BAT Position Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Thu 08 Nov 12 17:47:55 UT
NOTICE_TYPE:     Swift-BAT GRB Position
TRIGGER_NUM:     537921,   Seg_Num: 0
GRB_RA:           83.186d {+05h 32m 45s} (J2000),
                  83.450d {+05h 33m 48s} (current),
                  82.159d {+05h 28m 38s} (1950)
GRB_DEC:         +54.491d {+54d 29' 27"} (J2000),
                 +54.499d {+54d 29' 56"} (current),
                 +54.455d {+54d 27' 19"} (1950)
GRB_ERROR:       3.00 [arcmin radius, statistical only]
GRB_INTEN:       4162 [cnts]    Image_Peak=199 [image_cnts]
TRIGGER_DUR:     1.024 [sec] 
TRIGGER_INDEX:   137     E_range: 15-50 keV
BKG_INTEN:       26262 [cnts]
BKG_TIME:        64046.14 SOD {17:47:26.14} UT
BKG_DUR:         8 [sec]
GRB_DATE:        16239 TJD;   313 DOY;   12/11/08
GRB_TIME:        64059.07 SOD {17:47:39.07} UT
GRB_PHI:          72.69 [deg]
GRB_THETA:        11.77 [deg]
SOLN_STATUS:     0x3
RATE_SIGNIF:     12.92 [sigma]
IMAGE_SIGNIF:    7.89 [sigma]
MERIT_PARAMS:     +1  +0  +0  +0  +1  -2  +0  +0 +66  +0 
SUN_POSTN:       224.26d {+14h 57m 03s}  -16.83d {-16d 50' 02"}
SUN_DIST:        131.80 [deg]   Sun_angle= 9.4 [hr] (West of Sun)
MOON_POSTN:      156.97d {+10h 27m 54s}   +4.05d {+04d 03' 11"}
MOON_DIST:        77.18 [deg]
MOON_ILLUM:      33 [%]
GAL_COORDS:      156.84, 11.37 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:       85.38, 31.16 [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 = 84.72,20.45 [deg].  

GCN BAT Lightcurve Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Thu 08 Nov 12 18:06:02 UT
NOTICE_TYPE:     Swift-BAT GRB Lightcurve
TRIGGER_NUM:     537921,   Seg_Num: 0
GRB_RA:           83.186d {+05h 32m 45s} (J2000),
                  83.450d {+05h 33m 48s} (current),
                  82.159d {+05h 28m 38s} (1950)
GRB_DEC:         +54.491d {+54d 29' 27"} (J2000),
                 +54.499d {+54d 29' 56"} (current),
                 +54.455d {+54d 27' 19"} (1950)
GRB_DATE:        16239 TJD;   313 DOY;   12/11/08
GRB_TIME:        64059.07 SOD {17:47:39.07} UT
TRIGGER_INDEX:   137
GRB_PHI:          72.69 [deg]
GRB_THETA:        11.77 [deg]
DELTA_TIME:      -11.00 [sec]
TRIGGER_DUR:     1.024 [sec] 
SOLN_STATUS:     0x3
RATE_SIGNIF:     12.92 [sigma]
IMAGE_SIGNIF:    7.89 [sigma]
LC_URL:          sw00537921000msb.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 Nov  8 13:07:47 EST 2012