Grazing Occultation of 3416 cA3 Magnitude 5.6 Date 2007 July 5 (Thursday) Nominal site altitude 0m E. Longit. Latitude U.T. Sun Moon TanZ PA WA CA o ' " o ' " h m s Alt Alt Az o o o 111 0 0 -23 21 50 18 4 32 44 71 1.05 322.4 344.06 14.21N 111 10 0 -23 17 39 18 4 52 44 71 1.04 322.3 343.99 14.28N 111 20 0 -23 13 25 18 5 11 44 71 1.04 322.2 343.92 14.35N 111 30 0 -23 9 9 18 5 31 44 71 1.03 322.2 343.85 14.42N 111 40 0 -23 4 51 18 5 51 44 71 1.02 322.1 343.78 14.49N 111 50 0 -23 0 30 18 6 11 45 71 1.01 322.0 343.71 14.55N 112 0 0 -22 56 8 18 6 31 45 71 1.00 322.0 343.64 14.62N 112 10 0 -22 51 43 18 6 51 45 71 0.99 321.9 343.57 14.69N 112 20 0 -22 47 16 18 7 11 45 71 0.98 321.8 343.50 14.76N 112 30 0 -22 42 47 18 7 32 46 71 0.98 321.7 343.43 14.83N 112 40 0 -22 38 16 18 7 52 46 70 0.97 321.7 343.36 14.90N 112 50 0 -22 33 42 18 8 13 46 70 0.96 321.6 343.29 14.97N 113 0 0 -22 29 6 18 8 34 46 70 0.95 321.5 343.22 15.04N 113 10 0 -22 24 28 18 8 55 47 70 0.94 321.5 343.15 15.12N 113 20 0 -22 19 47 18 9 16 47 70 0.93 321.4 343.08 15.19N 113 30 0 -22 15 5 18 9 38 47 70 0.93 321.3 343.01 15.26N 113 40 0 -22 10 19 18 9 59 47 70 0.92 321.2 342.94 15.33N 113 50 0 -22 5 32 18 10 21 48 70 0.91 321.2 342.87 15.40N 114 0 0 -22 0 42 18 10 43 48 70 0.90 321.1 342.80 15.47N 114 10 0 -21 55 50 18 11 5 48 70 0.89 321.0 342.72 15.54N 114 20 0 -21 50 55 18 11 27 48 69 0.89 321.0 342.65 15.62N 114 30 0 -21 45 58 18 11 49 49 69 0.88 320.9 342.58 15.69N 114 40 0 -21 40 59 18 12 12 49 69 0.87 320.8 342.51 15.76N 114 50 0 -21 35 57 18 12 34 49 69 0.86 320.7 342.43 15.83N 115 0 0 -21 30 53 18 12 57 49 69 0.85 320.7 342.36 15.90N 115 10 0 -21 25 46 18 13 20 50 69 0.85 320.6 342.29 15.98N 115 20 0 -21 20 36 18 13 43 50 69 0.84 320.5 342.22 16.05N 115 30 0 -21 15 25 18 14 6 50 69 0.83 320.5 342.14 16.12N 115 40 1 -21 10 10 18 14 30 51 69 0.82 320.4 342.07 16.20N 115 50 1 -21 4 54 18 14 53 51 68 0.82 320.3 342.00 16.27N 116 0 1 -20 59 34 18 15 17 51 68 0.81 320.2 341.92 16.34N Path coordinates are referred to WGS84 (as used by GPS). 3416 is double : 6.4 6.4 0.050" 0.0 Graze Path of component #2 0.07km South, and 0.1 secs. later cf. primary. Librations Long -2.86 Lat -1.15 P +342.0 D +2.2 Illumination of moon 71%- Elongation of Moon 115 Vertical Profile Scale 1.86 km/arcsec at mean distance of moon Horizontal Scale Factor 1.48 deg/min Limiting Magnitudes for various telescope apertures (in mm) CA\Tdia 50 100 150 200 250 300 350 12.3 5.7 7.1 7.9 8.5 8.8 9.1 9.3 14.3 5.7 7.2 8.0 8.5 8.8 9.1 9.3 16.3 5.7 7.2 8.0 8.5 8.8 9.1 9.3 18.3 5.7 7.2 8.0 8.5 8.9 9.1 9.3 20.3 5.7 7.2 8.0 8.5 8.9 9.1 9.3