Grazing Occultation of 128417 G5 Magnitude 7.0 Date 2007 August 2 (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 144 0 0 -40 0 18 19 7 13 42 327 1.09 320.7 342.95 13.49N 144 10 0 -39 49 40 19 7 43 42 326 1.09 320.7 342.96 13.49N 144 20 0 -39 39 3 19 8 13 43 326 1.09 320.7 342.96 13.49N 144 30 0 -39 28 26 19 8 43 43 325 1.09 320.7 342.96 13.49N 144 40 0 -39 17 51 19 9 13 43 325 1.09 320.7 342.96 13.49N 144 50 0 -39 7 15 19 9 43 43 324 1.09 320.7 342.96 13.48N 145 0 0 -38 56 41 19 10 13 43 324 1.09 320.7 342.97 13.48N 145 10 0 -38 46 8 19 10 43 43 323 1.09 320.7 342.97 13.47N 145 20 0 -38 35 36 19 11 13 43 323 1.09 320.7 342.98 13.47N 145 30 0 -38 25 4 19 11 42 43 323 1.09 320.8 342.98 13.46N 145 40 0 -38 14 34 19 12 12 43 322 1.09 320.8 342.99 13.46N 145 50 0 -38 4 6 19 12 42 43 322 1.09 320.8 343.00 13.45N 146 0 0 -37 53 38 19 13 12 43 321 1.09 320.8 343.01 13.44N 146 10 0 -37 43 12 19 13 42 43 321 1.09 320.8 343.01 13.43N 146 20 0 -37 32 48 19 14 12 43 320 1.09 320.8 343.02 13.42N 146 30 0 -37 22 25 19 14 42 43 320 1.09 320.8 343.04 13.41N 146 40 0 -37 12 4 19 15 12 43 319 1.09 320.8 343.05 13.40N 146 50 0 -37 1 44 19 15 42 42 319 1.09 320.8 343.06 13.39N 147 0 0 -36 51 26 19 16 12 42 319 1.09 320.8 343.07 13.37N 147 10 0 -36 41 10 19 16 42 42 318 1.09 320.9 343.09 13.36N 147 20 0 -36 30 56 19 17 11 42 318 1.09 320.9 343.10 13.34N 147 30 0 -36 20 44 19 17 41 42 317 1.10 320.9 343.12 13.33N 147 40 0 -36 10 33 19 18 11 42 317 1.10 320.9 343.13 13.31N 147 50 0 -36 0 25 19 18 41 42 316 1.10 320.9 343.15 13.29N 148 0 0 -35 50 19 19 19 10 42 316 1.10 320.9 343.17 13.28N 148 10 0 -35 40 15 19 19 40 42 316 1.10 321.0 343.19 13.26N 148 20 0 -35 30 14 19 20 9 42 315 1.10 321.0 343.21 13.24N 148 30 0 -35 20 15 19 20 39 42 315 1.11 321.0 343.23 13.22N 148 40 1 -35 10 18 19 21 8 42 314 1.11 321.0 343.25 13.20N 148 50 1 -35 0 23 19 21 37 42 314 1.11 321.0 343.27 13.18N 149 0 1 -34 50 31 19 22 6 42 313 1.11 321.1 343.29 13.15N 149 10 1 -34 40 42 19 22 35 42 313 1.11 321.1 343.31 13.13N 149 20 1 -34 30 55 19 23 4 42 313 1.12 321.1 343.34 13.11N 149 30 1 -34 21 11 19 23 33 42 312 1.12 321.1 343.36 13.08N 149 40 1 -34 11 30 19 24 2 42 312 1.12 321.2 343.39 13.06N 149 50 1 -34 1 51 19 24 31 42 311 1.13 321.2 343.41 13.03N 150 0 1 -33 52 15 19 25 0 42 311 1.13 321.2 343.44 13.01N 150 10 1 -33 42 42 19 25 28 41 311 1.13 321.2 343.47 12.98N 150 20 1 -33 33 12 19 25 57 41 310 1.13 321.3 343.49 12.95N 150 30 1 -33 23 44 19 26 25 41 310 1.14 321.3 343.52 12.92N 150 40 1 -33 14 20 19 26 53 41 309 1.14 321.3 343.55 12.89N 150 50 1 -33 4 59 19 27 22 41 309 1.14 321.4 343.58 12.86N 151 0 1 -32 55 40 19 27 50 41 309 1.15 321.4 343.61 12.83N 151 10 1 -32 46 25 19 28 18 41 308 1.15 321.4 343.64 12.80N 151 20 1 -32 37 13 19 28 45 41 308 1.16 321.4 343.68 12.77N 151 30 1 -32 28 4 19 29 13 41 307 1.16 321.5 343.71 12.74N 151 40 1 -32 18 58 19 29 41 41 307 1.16 321.5 343.74 12.70N 151 50 1 -32 9 56 19 30 8 41 307 1.17 321.5 343.78 12.67N 152 0 1 -32 0 57 19 30 35 40 306 1.17 321.6 343.81 12.64N 152 10 1 -31 52 1 19 31 3 40 306 1.18 321.6 343.84 12.60N 152 20 1 -31 43 8 19 31 30 40 306 1.18 321.7 343.88 12.57N 152 30 1 -31 34 18 19 31 57 40 305 1.18 321.7 343.92 12.53N 152 40 1 -31 25 32 19 32 23 40 305 1.19 321.7 343.95 12.49N 152 50 1 -31 16 50 19 32 50 40 305 1.19 321.8 343.99 12.46N Path coordinates are referred to WGS84 (as used by GPS). Librations Long -2.13 Lat -3.22 P +344.1 D +3.9 Illumination of moon 83%- Elongation of Moon 131 Vertical Profile Scale 2.73 km/arcsec at mean distance of moon Horizontal Scale Factor 1.58 deg/min Limiting Magnitudes for various telescope apertures (in mm) CA\Tdia 50 100 150 200 250 300 350 8.5 5.2 6.6 7.4 7.9 8.2 8.5 8.6 10.5 5.5 6.9 7.7 8.2 8.5 8.7 8.9 12.5 5.5 6.9 7.7 8.2 8.5 8.8 8.9 14.5 5.5 6.9 7.7 8.2 8.5 8.8 8.9 16.5 5.5 6.9 7.7 8.2 8.5 8.8 9.0