TDRSS lightcurve for Trigger=177666

Notes:

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

GCN BAT Position Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Tue 17 Jan 06 06:50:20 UT
NOTICE_TYPE:     Swift-BAT GRB Position
TRIGGER_NUM:     177666,   Seg_Num: 0
GRB_RA:          327.926d {+21h 51m 42s} (J2000),
                 328.035d {+21h 52m 08s} (current),
                 327.026d {+21h 48m 06s} (1950)
GRB_DEC:         -59.980d {-59d 58' 49"} (J2000),
                 -59.952d {-59d 57' 06"} (current),
                 -60.215d {-60d 12' 54"} (1950)
GRB_ERROR:       3.00 [arcmin radius, statistical only]
GRB_INTEN:       17055 [cnts]    Image_Peak=2776 [image_cnts]
TRIGGER_DUR:     1.024 [sec] 
TRIGGER_INDEX:   150     E_range: 25-100 keV
BKG_INTEN:       30248 [cnts]
BKG_TIME:        24583.03 SOD {06:49:43.03} UT
BKG_DUR:         8 [sec]
GRB_DATE:        13752 TJD;    17 DOY;   06/01/17
GRB_TIME:        24601.59 SOD {06:50:01.59} UT
GRB_PHI:         -159.03 [deg]
GRB_THETA:        50.11 [deg]
SOLN_STATUS:     0x3
RATE_SIGNIF:     217.57 [sigma]
IMAGE_SIGNIF:    24.66 [sigma]
MERIT_PARAMS:     +1  +0  +0  +0  +2 +30 -100  +0 -71  +1 
SUN_POSTN:       299.06d {+19h 56m 15s}  -20.75d {-20d 45' 14"}
SUN_DIST:         44.24 [deg]
MOON_POSTN:      151.77d {+10h 07m 06s}  +14.87d {+14d 52' 02"}
MOON_DIST:       134.83 [deg]
MOON_ILLUM:      93 [%]
GAL_COORDS:      333.05,-45.24 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:      305.78,-43.53 [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 = 148.98,-18.85 [deg].  

GCN BAT Lightcurve Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Tue 17 Jan 06 06:53:41 UT
NOTICE_TYPE:     Swift-BAT GRB Lightcurve
TRIGGER_NUM:     177666,   Seg_Num: 0
GRB_RA:          327.926d {+21h 51m 42s} (J2000),
                 328.035d {+21h 52m 08s} (current),
                 327.026d {+21h 48m 06s} (1950)
GRB_DEC:         -59.980d {-59d 58' 49"} (J2000),
                 -59.952d {-59d 57' 06"} (current),
                 -60.215d {-60d 12' 54"} (1950)
GRB_DATE:        13752 TJD;    17 DOY;   06/01/17
GRB_TIME:        24601.59 SOD {06:50:01.59} UT
TRIGGER_INDEX:   150
GRB_PHI:         -159.03 [deg]
GRB_THETA:        50.11 [deg]
DELTA_TIME:      64.00 [sec]
TRIGGER_DUR:     1.024 [sec] 
LC_URL:          sw00177666000msb.lc
SUN_POSTN:       299.06d {+19h 56m 15s}  -20.75d {-20d 45' 12"}
SUN_DIST:         44.24 [deg]
MOON_POSTN:      151.80d {+10h 07m 12s}  +14.86d {+14d 51' 21"}

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:
Tue Jan 17 01:55:03 EST 2006