TDRSS lightcurve for Trigger=742866

Notes:

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

GCN BAT Position Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Fri 17 Mar 17 09:50:19 UT
NOTICE_TYPE:     Swift-BAT GRB Position
TRIGGER_NUM:     742866,   Seg_Num: 0
GRB_RA:           93.088d {+06h 12m 21s} (J2000),
                  93.424d {+06h 13m 42s} (current),
                  92.110d {+06h 08m 26s} (1950)
GRB_DEC:         +50.520d {+50d 31' 13"} (J2000),
                 +50.515d {+50d 30' 53"} (current),
                 +50.533d {+50d 31' 59"} (1950)
GRB_ERROR:       3.00 [arcmin radius, statistical only]
GRB_INTEN:       3118 [cnts]    Image_Peak=150 [image_cnts]
TRIGGER_DUR:     1.024 [sec] 
TRIGGER_INDEX:   149     E_range: 25-100 keV
BKG_INTEN:       20132 [cnts]
BKG_TIME:        35141.23 SOD {09:45:41.23} UT
BKG_DUR:         8 [sec]
GRB_DATE:        17829 TJD;    76 DOY;   17/03/17
GRB_TIME:        35159.08 SOD {09:45:59.08} UT
GRB_PHI:          23.67 [deg]
GRB_THETA:        37.63 [deg]
SOLN_STATUS:     0x3
RATE_SIGNIF:     10.53 [sigma]
IMAGE_SIGNIF:    7.39 [sigma]
MERIT_PARAMS:     +1  +0  +0  +0  +2  -3  +0  +0  +8  +0 
SUN_POSTN:       357.24d {+23h 48m 59s}   -1.19d {-01d 11' 36"}
SUN_DIST:         94.85 [deg]   Sun_angle= -6.4 [hr] (East of Sun)
MOON_POSTN:      230.38d {+15h 21m 31s}  -13.15d {-13d 08' 55"}
MOON_DIST:       128.91 [deg]
MOON_ILLUM:      79 [%]
GAL_COORDS:      163.34, 14.83 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:       92.20, 27.10 [deg] ecliptic lon,lat of the burst (or transient)
COMMENTS:        SWIFT-BAT GRB Coordinates.  
COMMENTS:        This Notice was delayed by more than 60 sec past the end of the trigger integration interval;  
COMMENTS:        probably due to it occurring during a Malindi downlink session.  
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 = 17.91,-20.37 [deg].  

GCN BAT Lightcurve Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Fri 17 Mar 17 10:08:30 UT
NOTICE_TYPE:     Swift-BAT GRB Lightcurve
TRIGGER_NUM:     742866,   Seg_Num: 0
GRB_RA:           93.088d {+06h 12m 21s} (J2000),
                  93.424d {+06h 13m 42s} (current),
                  92.110d {+06h 08m 26s} (1950)
GRB_DEC:         +50.520d {+50d 31' 13"} (J2000),
                 +50.515d {+50d 30' 53"} (current),
                 +50.533d {+50d 31' 59"} (1950)
GRB_DATE:        17829 TJD;    76 DOY;   17/03/17
GRB_TIME:        35159.08 SOD {09:45:59.08} UT
TRIGGER_INDEX:   149
GRB_PHI:          23.67 [deg]
GRB_THETA:        37.63 [deg]
DELTA_TIME:      -24.00 [sec]
TRIGGER_DUR:     1.024 [sec] 
SOLN_STATUS:     0x3
RATE_SIGNIF:     10.53 [sigma]
IMAGE_SIGNIF:    7.39 [sigma]
LC_URL:          sw00742866000msb.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

Plot creation:
Fri Mar 17 06:09:34 EDT 2017