Spacecraft Ranger 7 Ranger 8 Ranger 9 ---------- -------- -------- -------- Traj. Asymptotic Angle -5.57 -13.6 -5.6 Inclination 26.84 16.5 15.6 Hours of Flight 68.6 64.9 64.5 Transmission Time (UT) 13:08-13:25 09:34-09:57 13:49-14:08 Sequence Duration (min) 17.2 23 19 Quantity of Images 4308 7137 5814 Quality Excellent Good Good Contrast Highest Resolution (m) 0.5 1.5 0.3 ---------------------------------------------------------------------- Camera A B P1 P2 P3 P4 ------ - - -- -- -- -- Channel F F P P P P Focal Length (mm) 25 76 76 76 25 25 f number 1.0 2.0 2.0 2.0 1.0 1.0 Frame Time (s) 2.56 2.56 0.2 0.2 0.2 0.2 Horizontal Freq. (cps) 450 450 1500 1500 1500 1500 Exposure Time (ms) 5 5 2 2 2 2 Field of View (deg) 25 8.4 2.1 2.1 6.3 6.3 Target Size (deg) 11 11 2.8 2.8 2.8 2.8 Scan Lines 1150 1150 300 300 300 300 Time Between Frames (s) 5.12 5.12 0.84 0.84 0.84 0.84