List of Hessi Test Images

8-dec-1997


Case 0: Compact Source, 2 footpoints, 20 arcsec separation. Ideal conditions, E = 500 keV, 10 counts/sec-keV totaled for all detectors DT = 300 sec, DE = 60 keV. Zero background,

Case 0 Images

Case 0 Error

Case 1: Compact Source, 2 footpoints, 20 arcsec separation. E = 500 keV, 10 counts/sec-keV totaled for all detectors, DT = 300 sec, DE = 60 keV. Signal to noise ratio is 14. Images have 2 arcsec pixels.

Case 1 Images

Case 1 Error

Case 2: Compact Source, 2 footpoints, 20 arcsec separation. E = 500 keV, 4 counts/sec-keV totaled for all detectors, DT = 300 sec, DE = 80 keV. Signal to noise ratio is 5.7. Images have 2 arcsec pixels.

Case 2 Images

Case 2 Error

Case 3: Line Emission, Compact Source, 2 footpoints, 20 arcsec separation. E = 511 keV, 23 counts/sec-keV totaled for all detectors, DT = 300 sec, DE = 5 keV. Signal to noise ratio is 33. Images have 2 arcsec pixels.

Case 3 Images

Case 3 Error

Case 4: Line Emission, Compact Source, 2 footpoints, 20 arcsec separation. E = 511 keV, 9.2 counts/sec-keV totaled for all detectors, DT = 300 sec, DE = 5 keV. Signal to noise ratio is 13.1. Images have 2 arcsec pixels.

Case 4 Images

Case 4 Error

Case 5: Extended Source, 2 footpoints, with looptop source of 1/2 the total brightness. E = 500 keV, 10 counts/sec-keV totaled for all detectors, DT = 300 sec, DE = 60 keV. Zero background. Images have 4 arcsec pixels.

Case 5 Images

Case 5 Error

Case 6: Extended Source, 2 footpoints, with looptop source of 1/2 the total brightness. E = 500 keV, 10 counts/sec-keV totaled for all detectors, DT = 300 sec, DE = 60 keV. Signal to noise ratio is 14.3. Images have 4 arcsec pixels.

Case 6 Images

Case 6 Error

Case 7: Extended Source, 2 footpoints, with looptop source of 1/2 the total brightness. E = 500 keV, 4 counts/sec-keV totaled for all detectors, DT = 300 sec, DE = 80 keV. Signal to noise ratio is 5.7. Images have 4 arcsec pixels.

Case 7 Images

Case 7 Error

Case 8: Line Emission, Extended Source, 2 footpoints, with looptop source of 1/2 the total brightness. E = 511 keV, 23 counts/sec-keV totaled for all detectors, DT = 300 sec, DE = 5 keV. Signal to noise ratio is 33. Images have 4 arcsec pixels.

Case 8 Images

Case 8 Error

Case 9: Line Emission, Extended Source, 2 footpoints, with looptop source of 1/2 the total brightness. E = 511 keV, 9.2 counts/sec totaled for all detectors, DT = 300 sec, DE = 5 keV. Signal to noise ratio is 13.1. Images have 4 arcsec pixels.

Case 9 Images

Case 9 Error

Case 10: Line Emission, Compact Source, 2 footpoints, 20 arcsec separation. E = 2223 keV, 24.0 counts/sec-keV totaled for all detectors, DT = 300 sec, DE = 2.5 keV. Signal to noise ratio is 400. Images have 2 arcsec pixels.

Case 10 Images

Case 10 Error

Case 11: Line Emission, Compact Source, 2 footpoints, 20 arcsec separation. E = 2223 keV, 2.4 counts/sec-keV totaled for all detectors, DT = 300 sec, DE = 2.5 keV. Signal to noise ratio is 40. Images have 2 arcsec pixels.

Case 11 Images

Case 11 Error

Case 12: Line Emission, Extended Source, 2 footpoints, with looptop source of 1/2 the total brightness. E = 2223 keV, 24.0 counts/sec-keV totaled for all detectors, DT = 300 sec, DE = 2.5 keV. Signal to noise ratio is 400. Images have 4 arcsec pixels.

Case 12 Images

Case 12 Error

Case 13: Line Emission, Extended Source, 2 footpoints, with looptop source of 1/2 the total brightness. E = 2223 keV, 2.40 counts/sec-keV totaled for all detectors, DT = 300 sec, DE = 2.5 keV. Signal to noise ratio is 40. Images have 4 arcsec pixels.

Case 13 Images

Case 13 Error

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Written, 25-Nov-1997, jmm