Grazing Occultation of 3145 F5 Magnitude 7.0 [Red = 6.8] Date: 2010 Dec 11 0h 43m, to 2010 Dec 11 1h 19m Nominal site altitude 250m E. Longit. Latitude U.T. Sun Moon TanZ PA AA CA o ' " o ' " h m s Alt Alt Az o o o -112 0 0 35 40 51 0 42 51 -6 40 201 1.17 144.7 161.91 15.24S -111 45 0 35 52 7 0 43 27 -6 40 202 1.19 144.7 161.96 15.19S -111 30 0 36 3 19 0 44 2 -7 40 202 1.20 144.8 162.01 15.14S -111 15 0 36 14 27 0 44 37 -7 40 202 1.21 144.8 162.06 15.10S -111 0 0 36 25 32 0 45 12 -7 39 203 1.22 144.9 162.11 15.05S -110 45 0 36 36 33 0 45 46 -8 39 203 1.24 144.9 162.16 15.00S -110 30 0 36 47 31 0 46 19 -8 39 204 1.25 145.0 162.21 14.95S -110 15 0 36 58 25 0 46 53 -8 38 204 1.26 145.0 162.26 14.90S -110 0 0 37 9 15 0 47 26 -9 38 204 1.28 145.1 162.31 14.84S -109 45 0 37 20 1 0 47 58 -9 38 205 1.29 145.1 162.36 14.79S -109 30 0 37 30 44 0 48 30 -9 38 205 1.30 145.2 162.41 14.74S -109 15 0 37 41 23 0 49 2 -10 37 206 1.32 145.2 162.47 14.69S -109 0 0 37 51 58 0 49 34 -10 37 206 1.33 145.3 162.52 14.63S -108 45 0 38 2 30 0 50 5 -11 37 206 1.35 145.3 162.57 14.58S -108 30 0 38 12 58 0 50 35 -11 36 207 1.36 145.4 162.63 14.53S -108 15 0 38 23 22 0 51 6 -11 36 207 1.37 145.4 162.68 14.47S -108 0 0 38 33 42 0 51 36 -12 36 208 1.39 145.5 162.74 14.42S -107 45 0 38 43 59 0 52 5 -12 35 208 1.40 145.5 162.79 14.36S -107 30 0 38 54 12 0 52 34 35 208 1.42 145.6 162.85 14.31S -107 15 0 39 4 21 0 53 3 35 209 1.43 145.7 162.90 14.25S -107 0 0 39 14 26 0 53 32 35 209 1.45 145.7 162.96 14.20S -106 45 0 39 24 28 0 54 0 34 209 1.46 145.8 163.01 14.14S -106 30 0 39 34 26 0 54 28 34 210 1.48 145.8 163.07 14.08S -106 15 0 39 44 20 0 54 55 34 210 1.50 145.9 163.13 14.03S -106 0 0 39 54 10 0 55 22 33 210 1.51 145.9 163.18 13.97S -105 45 0 40 3 57 0 55 49 33 211 1.53 146.0 163.24 13.91S -105 30 0 40 13 40 0 56 15 33 211 1.54 146.1 163.30 13.86S -105 15 0 40 23 19 0 56 42 33 211 1.56 146.1 163.35 13.80S -105 0 0 40 32 55 0 57 7 32 212 1.58 146.2 163.41 13.74S -104 45 0 40 42 27 0 57 33 32 212 1.60 146.2 163.47 13.69S -104 30 0 40 51 55 0 57 58 32 212 1.61 146.3 163.52 13.63S -104 15 0 41 1 20 0 58 23 32 213 1.63 146.3 163.58 13.57S -104 0 0 41 10 41 0 58 47 31 213 1.65 146.4 163.64 13.51S -103 45 0 41 19 58 0 59 11 31 213 1.67 146.5 163.70 13.46S -103 30 0 41 29 12 0 59 35 31 214 1.68 146.5 163.75 13.40S -103 15 0 41 38 22 0 59 59 30 214 1.70 146.6 163.81 13.34S -103 0 0 41 47 29 1 0 22 30 214 1.72 146.6 163.87 13.29S -102 45 0 41 56 31 1 0 45 30 214 1.74 146.7 163.93 13.23S -102 30 0 42 5 31 1 1 8 30 215 1.76 146.7 163.98 13.17S -102 15 0 42 14 27 1 1 30 29 215 1.78 146.8 164.04 13.11S -102 0 0 42 23 19 1 1 52 29 215 1.80 146.9 164.10 13.06S -101 45 0 42 32 8 1 2 14 29 216 1.82 146.9 164.15 13.00S -101 30 0 42 40 53 1 2 35 29 216 1.84 147.0 164.21 12.94S -101 15 0 42 49 35 1 2 56 28 216 1.86 147.0 164.27 12.88S -101 0 0 42 58 13 1 3 17 28 217 1.88 147.1 164.33 12.83S -100 45 0 43 6 48 1 3 38 28 217 1.90 147.1 164.38 12.77S -100 30 0 43 15 20 1 3 58 28 217 1.92 147.2 164.44 12.71S -100 15 0 43 23 48 1 4 18 27 217 1.94 147.3 164.50 12.66S -100 0 0 43 32 12 1 4 38 27 218 1.96 147.3 164.55 12.60S - 99 45 0 43 40 34 1 4 58 27 218 1.99 147.4 164.61 12.54S - 99 30 0 43 48 52 1 5 17 26 218 2.01 147.4 164.67 12.49S - 99 15 0 43 57 6 1 5 36 26 219 2.03 147.5 164.72 12.43S - 99 0 0 44 5 17 1 5 55 26 219 2.05 147.5 164.78 12.37S - 98 45 0 44 13 25 1 6 13 26 219 2.08 147.6 164.84 12.32S - 98 30 0 44 21 30 1 6 32 25 219 2.10 147.6 164.89 12.26S - 98 15 0 44 29 32 1 6 50 25 220 2.12 147.7 164.95 12.20S - 98 0 0 44 37 30 1 7 7 25 220 2.15 147.8 165.00 12.15S - 97 45 0 44 45 25 1 7 25 25 220 2.17 147.8 165.06 12.09S - 97 30 0 44 53 17 1 7 42 24 220 2.20 147.9 165.12 12.04S - 97 15 0 45 1 5 1 7 59 24 221 2.22 147.9 165.17 11.98S - 97 0 0 45 8 51 1 8 16 24 221 2.25 148.0 165.23 11.93S - 96 45 0 45 16 33 1 8 33 24 221 2.28 148.0 165.28 11.87S - 96 30 0 45 24 12 1 8 49 23 221 2.30 148.1 165.34 11.82S - 96 15 0 45 31 48 1 9 5 23 222 2.33 148.1 165.39 11.76S - 96 0 0 45 39 21 1 9 21 23 222 2.36 148.2 165.45 11.71S - 95 45 0 45 46 51 1 9 37 23 222 2.38 148.3 165.50 11.65S - 95 30 0 45 54 18 1 9 52 23 223 2.41 148.3 165.56 11.60S - 95 15 0 46 1 42 1 10 7 22 223 2.44 148.4 165.61 11.54S - 95 0 0 46 9 3 1 10 22 22 223 2.47 148.4 165.66 11.49S - 94 45 0 46 16 21 1 10 37 22 223 2.50 148.5 165.72 11.43S - 94 30 0 46 23 36 1 10 52 22 224 2.53 148.5 165.77 11.38S - 94 15 0 46 30 48 1 11 6 21 224 2.56 148.6 165.83 11.33S - 94 0 0 46 37 57 1 11 20 21 224 2.59 148.6 165.88 11.27S - 93 45 0 46 45 3 1 11 34 21 224 2.62 148.7 165.93 11.22S - 93 30 0 46 52 6 1 11 48 21 225 2.66 148.7 165.98 11.17S - 93 15 0 46 59 6 1 12 2 20 225 2.69 148.8 166.04 11.12S - 93 0 0 47 6 4 1 12 15 20 225 2.72 148.8 166.09 11.06S - 92 45 0 47 12 58 1 12 28 20 225 2.76 148.9 166.14 11.01S - 92 30 0 47 19 50 1 12 41 20 226 2.79 148.9 166.19 10.96S - 92 15 0 47 26 39 1 12 54 19 226 2.83 149.0 166.25 10.91S - 92 0 0 47 33 25 1 13 7 19 226 2.86 149.0 166.30 10.85S - 91 45 0 47 40 9 1 13 19 19 226 2.90 149.1 166.35 10.80S - 91 30 0 47 46 50 1 13 31 19 227 2.94 149.2 166.40 10.75S - 91 15 0 47 53 28 1 13 43 19 227 2.97 149.2 166.45 10.70S - 91 0 0 48 0 3 1 13 55 18 227 3.01 149.3 166.50 10.65S - 90 45 0 48 6 35 1 14 7 18 227 3.05 149.3 166.55 10.60S - 90 30 0 48 13 5 1 14 19 18 227 3.09 149.4 166.61 10.55S - 90 15 0 48 19 33 1 14 30 18 228 3.13 149.4 166.66 10.50S - 90 0 0 48 25 57 1 14 41 17 228 3.17 149.5 166.71 10.45S - 89 45 0 48 32 19 1 14 52 17 228 3.22 149.5 166.76 10.40S - 89 30 0 48 38 39 1 15 3 17 228 3.26 149.6 166.81 10.35S - 89 15 0 48 44 55 1 15 14 17 229 3.30 149.6 166.86 10.30S - 89 0 0 48 51 10 1 15 24 17 229 3.35 149.7 166.91 10.25S - 88 45 0 48 57 21 1 15 35 16 229 3.40 149.7 166.95 10.20S - 88 30 0 49 3 31 1 15 45 16 229 3.44 149.8 167.00 10.15S - 88 15 0 49 9 37 1 15 55 16 230 3.49 149.8 167.05 10.10S - 88 0 0 49 15 41 1 16 5 16 230 3.54 149.9 167.10 10.05S - 87 45 0 49 21 43 1 16 15 16 230 3.59 149.9 167.15 10.00S - 87 30 0 49 27 42 1 16 24 15 230 3.64 149.9 167.20 9.95S - 87 15 0 49 33 39 1 16 34 15 231 3.70 150.0 167.25 9.91S - 87 0 0 49 39 33 1 16 43 15 231 3.75 150.0 167.29 9.86S - 86 45 0 49 45 25 1 16 52 15 231 3.80 150.1 167.34 9.81S - 86 30 0 49 51 14 1 17 1 15 231 3.86 150.1 167.39 9.76S - 86 15 0 49 57 1 1 17 10 14 231 3.92 150.2 167.44 9.72S - 86 0 0 50 2 46 1 17 19 14 232 3.98 150.2 167.48 9.67S - 85 45 0 50 8 28 1 17 27 14 232 4.04 150.3 167.53 9.62S - 85 30 0 50 14 8 1 17 36 14 232 4.10 150.3 167.58 9.57S - 85 15 0 50 19 46 1 17 44 14 232 4.16 150.4 167.62 9.53S - 85 0 0 50 25 21 1 17 52 13 233 4.23 150.4 167.67 9.48S - 84 45 0 50 30 54 1 18 0 13 233 4.30 150.5 167.72 9.44S - 84 30 0 50 36 25 1 18 8 13 233 4.36 150.5 167.76 9.39S - 84 15 0 50 41 54 1 18 16 13 233 4.44 150.6 167.81 9.34S - 84 0 0 50 47 20 1 18 24 13 234 4.51 150.6 167.85 9.30S - 83 45 0 50 52 44 1 18 31 12 234 4.58 150.6 167.90 9.25S - 83 30 0 50 58 6 1 18 38 12 234 4.66 150.7 167.94 9.21S - 83 15 0 51 3 25 1 18 46 12 234 4.74 150.7 167.99 9.16S - 83 0 0 51 8 42 1 18 53 12 234 4.82 150.8 168.03 9.12S Path coordinates are referred to WGS84 (as used by GPS), with the nominal site altitude being referenced to Mean Sea Level. Librations Long +2.15 Lat -4.51 P +164.94 D -3.55 Illumination of moon 26%+ Elongation of Moon 62 Vertical Profile Scale 2.29 km/arcsec at mean distance of moon Horizontal Scale Factor 1.50 deg/min At longitude -97.50: Limiting Magnitudes for various telescope apertures (in cm) CA\Tdia 5 10 15 20 25 30 35 8.0 5.7 7.2 8.0 8.5 8.8 9.1 9.3 10.0 5.7 7.2 8.0 8.5 8.9 9.1 9.3 12.0 5.7 7.2 8.0 8.5 8.9 9.1 9.3 14.0 5.8 7.2 8.0 8.5 8.9 9.2 9.4 16.0 5.8 7.3 8.1 8.6 9.0 9.2 9.4 ------------------------------------------------------------------------------ Results of Observer Scan UT Site Long. Lat. Dist. h m s Cheyenne WY -104.8 41.1 40km 0 57 26 Denver CO -105.0 39.8 69km 0 57 8 Des Moines IA -93.6 41.6 493km 1 11 41 Duluth MN -92.1 46.8 68km 1 13 1 Flagstaff AZ -111.7 35.2 62km 0 43 41 GrndJunction CO -108.6 39.1 74km 0 50 27 midwest 100mm 0m -93.7 44.5 215km 1 11 35 midwest grazes -94.1 44.5 192km 1 11 13 MidWest+2 -94.0 44.0 245km 1 11 20 MidWest+6 -95.0 45.0 106km 1 10 22 MidWest100mm -94.0 44.0 245km 1 11 20 Pierre SD -100.3 44.4 90km 1 4 10 StCloud MN -94.2 45.6 91km 1 11 10 Superior WI -92.1 46.7 74km 1 13 1 Thunder Bay ON -89.2 48.4 35km 1 15 14