Grazing Occultation of 2273 B8 Magnitude 5.9v 2273 = 3 Scorpii (V927) Date 2007 March 10 (Saturday) 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 146 0 0 -29 20 52 13 9 23 14 111 4.03 203.0 191.66 9.65S 146 10 0 -29 27 29 13 9 31 14 111 3.97 203.0 191.68 9.67S 146 20 0 -29 34 7 13 9 39 14 111 3.91 203.0 191.70 9.69S 146 30 0 -29 40 48 13 9 47 15 111 3.85 203.1 191.72 9.71S 146 40 0 -29 47 29 13 9 55 15 111 3.80 203.1 191.74 9.73S 146 50 0 -29 54 12 13 10 3 15 111 3.74 203.1 191.76 9.74S 147 0 0 -30 0 57 13 10 11 15 111 3.69 203.1 191.78 9.76S 147 10 0 -30 7 43 13 10 20 15 111 3.64 203.1 191.79 9.78S 147 20 0 -30 14 31 13 10 28 16 111 3.59 203.2 191.81 9.80S 147 30 0 -30 21 20 13 10 37 16 110 3.54 203.2 191.83 9.82S 147 40 0 -30 28 10 13 10 46 16 110 3.49 203.2 191.85 9.84S 147 50 0 -30 35 2 13 10 55 16 110 3.45 203.2 191.87 9.86S 148 0 0 -30 41 56 13 11 4 16 110 3.40 203.2 191.89 9.87S 148 10 0 -30 48 51 13 11 13 17 110 3.36 203.2 191.90 9.89S 148 20 0 -30 55 47 13 11 22 17 110 3.31 203.3 191.92 9.91S 148 30 0 -31 2 45 13 11 31 17 110 3.27 203.3 191.94 9.93S 148 40 0 -31 9 44 13 11 41 17 110 3.23 203.3 191.96 9.94S 148 50 0 -31 16 45 13 11 50 17 109 3.19 203.3 191.97 9.96S 149 0 0 -31 23 47 13 12 0 18 109 3.15 203.3 191.99 9.98S 149 10 0 -31 30 51 13 12 10 18 109 3.11 203.3 192.01 10.00S 149 20 0 -31 37 56 13 12 20 18 109 3.07 203.4 192.02 10.01S 149 30 0 -31 45 2 13 12 30 18 109 3.04 203.4 192.04 10.03S 149 40 0 -31 52 10 13 12 40 18 109 3.00 203.4 192.06 10.05S 149 50 0 -31 59 20 13 12 51 19 109 2.96 203.4 192.07 10.06S 150 0 0 -32 6 30 13 13 1 19 109 2.93 203.4 192.09 10.08S 150 10 0 -32 13 43 13 13 12 19 108 2.89 203.4 192.11 10.09S 150 20 0 -32 20 56 13 13 22 19 108 2.86 203.5 192.12 10.11S 150 30 0 -32 28 11 13 13 33 19 108 2.83 203.5 192.14 10.12S 150 40 1 -32 35 27 13 13 44 20 108 2.80 203.5 192.15 10.14S 150 50 1 -32 42 45 13 13 55 20 108 2.76 203.5 192.17 10.16S 151 0 1 -32 50 4 13 14 6 20 108 2.73 203.5 192.18 10.17S 151 10 1 -32 57 25 13 14 17 20 108 2.70 203.5 192.20 10.18S 151 20 1 -33 4 46 13 14 29 21 107 2.67 203.5 192.21 10.20S 151 30 1 -33 12 10 13 14 40 21 107 2.64 203.6 192.22 10.21S Path coordinates are referred to WGS84 (as used by GPS). 2273 = V0927 Sco, 5.80 +/- 0.03 V , Type SXARI, Period 1.45937 days, Phase 0.04 Librations Long -5.10 Lat +6.06 P +191.7 D +7.3 Illumination of moon 65%- Elongation of Moon 108 Vertical Profile Scale 2.37 km/arcsec at mean distance of moon Horizontal Scale Factor 1.92 deg/min Limiting Magnitudes for various telescope apertures (in mm) CA\Tdia 50 100 150 200 250 300 350 6.2 5.2 6.6 7.3 7.8 8.0 8.2 8.4 8.2 5.2 6.6 7.4 7.8 8.1 8.3 8.4 10.2 5.2 6.6 7.4 7.8 8.1 8.3 8.4 12.2 5.3 6.7 7.4 7.8 8.1 8.3 8.4 14.2 5.3 6.7 7.4 7.8 8.1 8.3 8.5