Mask shadow pattern

IMX = -8.157074404106014E-01, IMY = 2.309132682059138E-02

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:
-239.168000 -90.880000
 
# RAcent  DECcent POSerr Theta    Phi  PeakCts   SNR AngSep     Name
#  [deg]    [deg]    ['] [deg]  [deg]                   [']
268.4281  -1.3937    4.6  33.7   69.2   0.9596   2.5    5.0	SW J1753.5-0127               
270.2037 -25.2002    8.9  47.2   38.3  -0.7656  -1.3    8.5	GX 5-1                        
270.2554 -25.6217    4.9  47.5   37.8   1.4887   2.4    7.7	GRS 1758-258                  
274.0131 -13.9472    5.5  36.5   45.7   0.7380   2.1    5.4	GX 17+2                       
276.0724 -30.4570    6.5  48.5   28.4  -1.0228  -1.8    9.3	H1820-303                     
285.0628 -24.9103   18.5  40.0   21.8   0.1904   0.6    1.6	HT1900.1-2455                 
288.6671  10.7902   12.5  10.6   83.1   0.1754   0.9   12.1	GRS 1915+105                  
299.6230  35.1782    1.8  22.7 -178.1   1.2066   6.4    2.1	Cyg X-1                       
308.1268  40.9429    2.8  29.4 -165.1   0.8747   4.2    0.9	Cyg X-3                       
326.0863  38.1955    7.9  35.0 -140.6   0.3925   1.5    8.6	Cyg X-2                       
257.3945  17.4834    2.2  40.8  103.7   3.7814   5.2 ------	UNKNOWN                       
272.7775  64.0892    2.8  54.8  167.5   3.8173   4.2 ------	UNKNOWN                       
275.5969  59.6247    2.4  50.3  166.0   3.0561   4.8 ------	UNKNOWN                       
327.6133  -3.4890    2.6  32.3  -60.7   1.2675   4.5 ------	UNKNOWN                       
345.7323  41.3040    3.0  49.5 -133.0   3.3711   3.9 ------	UNKNOWN                       

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

Time interval of the image:
-90.880000 27.732600
 
# RAcent  DECcent POSerr Theta    Phi  PeakCts   SNR AngSep     Name
#  [deg]    [deg]    ['] [deg]  [deg]                   [']
268.3159  -1.3694    7.5  33.8   69.3  -0.5365  -1.5    5.9	SW J1753.5-0127               
270.1398 -25.0372    8.6  47.2   38.5   0.8071   1.3    8.2	GX 5-1                        
270.2346 -25.6507    5.9  47.6   37.8  -1.2679  -2.0    6.6	GRS 1758-258                  
273.8628 -14.0255    5.6  36.7   45.8  -0.7100  -2.1    8.4	GX 17+2                       
275.7741 -30.2439    9.2  48.4   28.9  -0.7499  -1.3   10.8	H1820-303                     
285.1217 -24.8145    5.0  39.8   21.8  -0.6530  -2.3    7.9	HT1900.1-2455                 
288.7883  10.8803    7.5  10.5   83.4  -0.2813  -1.5    4.0	GRS 1915+105                  
299.4348  35.3485    3.8  22.8 -178.5   0.5788   3.1   11.6	Cyg X-1                       
307.9424  40.9559    5.8  29.4 -165.4  -0.4007  -2.0    7.6	Cyg X-3                       
326.1525  38.2661   18.0  35.1 -140.6  -0.1580  -0.6    3.5	Cyg X-2                       
283.9684  66.1487    2.6  54.6  173.8   3.7597   4.5 ------	UNKNOWN                       
299.6442  51.7420    1.7  39.2 -178.4   1.8407   6.7 ------	UNKNOWN                       
316.5215  59.9848    2.0  49.1 -167.4   2.3246   5.7 ------	UNKNOWN                       
323.5100 -35.1727    2.0  52.9  -23.4   2.9484   5.7 ------	UNKNOWN                       
336.1659  62.1402    2.3  56.1 -159.0   4.4217   5.0 ------	UNKNOWN                       
330.1634   9.2225    3.4  30.4  -85.5   0.9939   3.5 ------	UNKNOWN                       

Post-slew image of 15-350 keV band

Time interval of the image:
85.332620 712.593600
720.832000 839.023800
840.832000 962.887000
 
# RAcent  DECcent POSerr Theta    Phi  PeakCts   SNR AngSep     Name
#  [deg]    [deg]    ['] [deg]  [deg]                   [']
254.4027  35.4575   14.4  35.8   78.0   1.4208   0.8    7.4	Her X-1                       
288.7556  11.0103   19.0  41.7   13.1  -0.6854  -0.6    4.6	GRS 1915+105                  
299.5737  35.2173    1.1  16.5   -2.9   8.1627  11.0    1.2	Cyg X-1                       
308.1378  40.9515    1.8  12.3  -34.8   4.4289   6.4    1.2	Cyg X-3                       
326.1289  38.3692    4.1  22.8  -67.5   2.5197   2.8    3.5	Cyg X-2                       
244.9833  40.8713    2.7  38.3   92.7   9.0643   4.2 ------	UNKNOWN                       
257.6224  49.2850    2.8  26.4   98.4   4.4828   4.1 ------	UNKNOWN                       
252.5923  54.4480    2.6  27.8  111.3   4.6981   4.5 ------	UNKNOWN                       
302.0842  -1.1827    2.7  53.0   -6.1   6.3846   4.3 ------	UNKNOWN                       
312.8344  48.0301    3.1   9.3  -74.6   2.4724   3.7 ------	UNKNOWN                       
309.5562  27.7462    3.5  25.1  -24.1   2.6027   3.3 ------	UNKNOWN                       
 42.1530  66.3846    3.0  48.3 -151.4   6.7242   3.8 ------	UNKNOWN                       
 31.7126  55.0163    3.3  50.9 -135.4  14.5741   3.5 ------	UNKNOWN