Grazing Occultation of 183548 M4 Magnitude 6.8v Date 2006 September 27 (Wednesday) 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 171 0 0 -42 40 48 8 4 7 34 267 1.48 190.8 177.87 6.39S 171 10 0 -42 38 28 8 4 16 34 267 1.49 190.7 177.84 6.42S 171 20 0 -42 36 7 8 4 26 34 267 1.50 190.7 177.80 6.46S 171 30 0 -42 33 45 8 4 35 34 267 1.51 190.7 177.77 6.49S 171 40 0 -42 31 22 8 4 44 33 267 1.52 190.7 177.74 6.52S 171 50 0 -42 28 58 8 4 53 33 267 1.53 190.6 177.70 6.55S 172 0 0 -42 26 33 8 5 2 33 267 1.53 190.6 177.67 6.59S 172 10 0 -42 24 7 8 5 11 33 266 1.54 190.6 177.64 6.62S 172 20 0 -42 21 40 8 5 20 33 266 1.55 190.5 177.61 6.65S 172 30 0 -42 19 13 8 5 29 33 266 1.56 190.5 177.57 6.69S 172 40 0 -42 16 44 8 5 38 32 266 1.57 190.5 177.54 6.72S 172 50 0 -42 14 15 8 5 47 32 266 1.58 190.4 177.51 6.75S 173 0 0 -42 11 44 8 5 56 32 266 1.59 190.4 177.48 6.78S 173 10 0 -42 9 13 8 6 5 32 265 1.60 190.4 177.45 6.81S 173 20 0 -42 6 40 8 6 14 32 265 1.61 190.3 177.41 6.85S 173 30 0 -42 4 7 8 6 23 32 265 1.62 190.3 177.38 6.88S 173 40 0 -42 1 33 8 6 32 32 265 1.63 190.3 177.35 6.91S 173 50 0 -41 58 58 8 6 40 31 265 1.64 190.2 177.32 6.94S 174 0 0 -41 56 22 8 6 49 31 265 1.65 190.2 177.29 6.97S 174 10 0 -41 53 45 8 6 58 31 265 1.66 190.2 177.26 7.00S 174 20 0 -41 51 7 8 7 7 31 264 1.67 190.1 177.23 7.03S 174 30 0 -41 48 28 8 7 15 31 264 1.68 190.1 177.19 7.07S Path coordinates are referred to WGS84 (as used by GPS). 183548 = GG Lib, 6.83 to 6.93 V , Type SR: Librations Long -6.75 Lat +5.73 P +176.5 D +5.7 Illumination of moon 20%+ Elongation of Moon 53 Vertical Profile Scale 1.94 km/arcsec at mean distance of moon Horizontal Scale Factor 1.65 deg/min Limiting Magnitudes for various telescope apertures (in mm) CA\Tdia 50 100 150 200 250 300 350 3.1 5.1 6.6 7.4 7.9 8.3 8.5 8.7 5.1 6.0 7.5 8.3 8.8 9.2 9.5 9.7 7.1 6.1 7.5 8.4 8.9 9.3 9.6 9.8 9.1 6.1 7.6 8.4 9.0 9.4 9.6 9.9 11.1 6.2 7.6 8.5 9.0 9.4 9.7 9.9