Mask shadow pattern

IMX = -1.926601922337032E-01, IMY = 2.128380030077487E-01

Spacecraft aspect plot

Bright source in the pre-burst/pre-slew/post-slew images

Pre-burst image of 15-350 keV band

Time interval of the image:
-119.000000 -13.244000
 
# RAcent  DECcent POSerr Theta    Phi  PeakCts   SNR AngSep     Name
#  [deg]    [deg]    ['] [deg]  [deg]                   [']
135.5723 -40.7221   42.6  30.8  156.2  -0.0611  -0.3   10.2	Vela X-1                      
113.4315 -57.8283    3.1  51.2  169.9   2.3167   3.6 ------	UNKNOWN                       
115.0679 -50.9821    2.3  44.8  173.6   1.9623   5.0 ------	UNKNOWN                       
107.4145 -45.2510    2.5  43.5 -175.6   1.4443   4.5 ------	UNKNOWN                       
105.8199  15.5592    2.8  40.1  -76.8   2.6237   4.1 ------	UNKNOWN                       

Pre-slew background subtracted image of 15-350 keV band

Time interval of the image:
-13.244000 25.796000
 
# RAcent  DECcent POSerr Theta    Phi  PeakCts   SNR AngSep     Name
#  [deg]    [deg]    ['] [deg]  [deg]                   [']
135.4460 -40.4819    8.1  30.5  156.4  -0.2070  -1.4    5.8	Vela X-1                      
179.9939  -6.0312    1.9  42.7   62.1   3.0161   6.2 ------	UNKNOWN                       
180.1564  -1.5882    2.2  43.6   55.7   2.3158   5.4 ------	UNKNOWN                       
147.3637   1.7816    2.4  15.6   15.6   0.4970   4.8 ------	UNKNOWN                       
100.0524 -55.1929    2.8  53.8  179.2   1.7004   4.0 ------	UNKNOWN                       
121.2176 -14.0162    1.3  16.0 -132.2   0.9843   8.8 ------	UNKNOWN                       
146.3641  34.0395    2.4  44.9  -15.1   0.8774   4.8 ------	UNKNOWN                       
 90.7111 -11.1087    2.8  45.5 -121.8   2.0173   4.1 ------	UNKNOWN                       

Post-slew image of 15-350 keV band

Time interval of the image:
111.500600 288.300600
 
# RAcent  DECcent POSerr Theta    Phi  PeakCts   SNR AngSep     Name
#  [deg]    [deg]    ['] [deg]  [deg]                   [']
135.6062 -40.4310    4.5  29.2  123.2  -0.9813  -2.6    8.2	Vela X-1                      
 69.9458 -42.0899    2.9  52.2 -167.0   3.0116   4.0 ------	UNKNOWN                       
 98.0630   2.0840    2.6  28.1  -90.9   1.5745   4.5 ------	UNKNOWN                       
 62.7853 -30.2192    2.9  55.9 -151.3   6.0571   4.0 ------	UNKNOWN                       
116.2696  36.2861    2.9  50.5  -39.4   4.4226   4.0 ------	UNKNOWN                       
 65.7029 -22.8142    2.4  53.2 -142.3   8.9868   4.8 ------	UNKNOWN