Grazing Occultation of 1508 K2 Magnitude 7.8 [Red = 7.0] Date: 2008 Feb 21 4h 28m, to 2008 Feb 21 6h 31m Nominal site altitude 100m E. Longit. Latitude U.T. Sun Moon TanZ PA AA CA o ' " o ' " h m s Alt Alt Az o o o -125 0 0 42 7 30 4 27 59 27 101 1.97 28.0 8.37 46.43U -124 30 0 42 5 33 4 28 17 27 102 1.93 28.1 8.49 46.85U -124 0 0 42 3 27 4 28 36 28 102 1.90 28.2 8.60 47.27U -123 30 0 42 1 13 4 28 56 28 103 1.87 28.3 8.72 47.70U -123 0 0 41 58 51 4 29 15 29 103 1.83 28.4 8.84 48.14U -122 30 0 41 56 20 4 29 35 29 103 1.80 28.5 8.95 48.58U -122 0 0 41 53 41 4 29 56 29 104 1.77 28.7 9.07 49.04U -121 30 0 41 50 53 4 30 16 30 104 1.74 28.8 9.19 49.50U -121 0 0 41 47 57 4 30 38 30 105 1.71 28.9 9.31 49.98U -120 30 0 41 44 51 4 30 59 31 105 1.68 29.0 9.44 50.46U -120 0 0 41 41 37 4 31 21 31 106 1.65 29.2 9.56 50.95U -119 30 0 41 38 14 4 31 44 32 106 1.62 29.3 9.68 51.45U -119 0 0 41 34 41 4 32 6 32 106 1.59 29.4 9.81 51.96U -118 30 0 41 31 0 4 32 30 33 107 1.56 29.5 9.93 52.48U -118 0 0 41 27 9 4 32 53 33 107 1.54 29.7 10.06 53.01U -117 30 0 41 23 9 4 33 17 33 108 1.51 29.8 10.19 53.55U -117 0 0 41 18 59 4 33 42 34 108 1.49 29.9 10.32 54.10U -116 30 0 41 14 39 4 34 7 34 109 1.46 30.1 10.46 54.66U -116 0 0 41 10 10 4 34 32 35 109 1.44 30.2 10.59 55.22U -115 30 0 41 5 31 4 34 58 35 110 1.41 30.3 10.73 55.80U -115 0 0 41 0 42 4 35 25 36 110 1.39 30.5 10.86 56.40U -114 30 0 40 55 43 4 35 51 36 111 1.37 30.6 11.00 57.00U -114 0 0 40 50 33 4 36 19 37 111 1.34 30.7 11.13 57.61U -113 30 0 40 45 13 4 36 46 37 111 1.32 30.9 11.27 58.23U -113 0 0 40 39 43 4 37 15 38 112 1.30 31.0 11.41 58.87U -112 30 0 40 34 2 4 37 43 38 112 1.28 31.1 11.55 59.51U -112 0 0 40 28 10 4 38 13 39 113 1.25 31.3 11.69 60.17U -111 30 0 40 22 7 4 38 42 39 113 1.23 31.4 11.83 60.84U -111 0 0 40 15 53 4 39 13 40 114 1.21 31.6 11.97 61.52U -110 30 0 40 9 28 4 39 43 40 114 1.19 31.7 12.12 62.21U -110 0 0 40 2 51 4 40 15 41 115 1.17 31.9 12.27 62.92U -109 30 0 39 56 3 4 40 47 41 115 1.15 32.0 12.41 63.64U -109 0 0 39 49 3 4 41 19 41 116 1.13 32.2 12.56 64.37U -108 30 0 39 41 51 4 41 52 42 116 1.11 32.3 12.71 65.11U -108 0 0 39 34 27 4 42 26 42 117 1.09 32.5 12.86 65.87U -107 30 0 39 26 51 4 43 0 43 117 1.07 32.6 13.02 66.64U -107 0 0 39 19 2 4 43 35 43 118 1.05 32.8 13.18 67.42U -106 30 0 39 11 1 4 44 10 44 118 1.04 32.9 13.34 68.22U -106 0 0 39 2 46 4 44 46 45 119 1.02 33.1 13.49 69.03U -105 30 0 38 54 19 4 45 23 45 119 1.00 33.2 13.65 69.86U -105 0 0 38 45 38 4 46 0 46 120 0.98 33.4 13.81 70.70U -104 30 0 38 36 44 4 46 38 46 121 0.96 33.6 13.98 71.55U -104 0 0 38 27 36 4 47 17 47 121 0.95 33.7 14.14 72.42U -103 30 0 38 18 15 4 47 56 47 122 0.93 33.9 14.31 73.31U -103 0 0 38 8 39 4 48 36 48 122 0.91 34.1 14.47 74.21U -102 30 0 37 58 48 4 49 17 48 123 0.89 34.2 14.64 75.13U -102 0 0 37 48 44 4 49 59 49 123 0.88 34.4 14.81 76.07U -101 30 0 37 38 24 4 50 41 49 124 0.86 34.6 14.98 77.02U -101 0 0 37 27 49 4 51 24 50 125 0.85 34.7 15.15 77.98U -100 30 0 37 16 58 4 52 8 50 125 0.83 34.9 15.32 78.97U -100 0 0 37 5 52 4 52 52 51 126 0.81 35.1 15.50 79.97U - 99 30 0 36 54 30 4 53 38 51 126 0.80 35.3 15.67 80.99U - 99 0 0 36 42 52 4 54 24 52 127 0.78 35.4 15.85 82.03U - 98 30 0 36 30 58 4 55 11 53 128 0.76 35.6 16.03 83.09U - 98 0 0 36 18 46 4 55 59 53 128 0.75 35.8 16.21 84.17U - 97 30 0 36 6 18 4 56 48 54 129 0.73 36.0 16.39 85.26U - 97 0 0 35 53 32 4 57 38 54 130 0.72 36.2 16.57 86.38U - 96 30 0 35 40 28 4 58 28 55 130 0.70 36.3 16.75 87.51U - 96 0 0 35 27 7 4 59 20 55 131 0.69 36.5 16.94 88.75U - 95 30 0 35 13 27 5 0 13 56 132 0.67 36.7 17.12 89.93U - 95 0 0 34 59 29 5 1 6 57 133 0.66 36.9 17.31 91.13U - 94 30 0 34 45 11 5 2 1 57 133 0.64 37.1 17.49 92.35U - 94 0 0 34 30 34 5 2 56 58 134 0.63 37.3 17.68 93.59U - 93 30 0 34 15 38 5 3 53 58 135 0.61 37.5 17.87 94.86U - 93 0 0 34 0 22 5 4 51 59 136 0.60 37.6 18.06 96.15U - 92 30 0 33 44 45 5 5 50 60 137 0.58 37.8 18.25 97.46U - 92 0 0 33 28 48 5 6 50 60 138 0.57 38.0 18.44 98.79U - 91 30 0 33 12 29 5 7 51 61 139 0.56 38.2 18.63 100.15U - 91 0 0 32 55 49 5 8 53 62 140 0.54 38.4 18.83 101.53U - 90 30 0 32 38 48 5 9 56 62 141 0.53 38.6 19.02 102.94U - 90 0 0 32 21 24 5 11 1 63 142 0.51 38.8 19.21 19.76N - 89 30 0 32 3 38 5 12 7 63 143 0.50 39.0 19.40 19.60N - 89 0 0 31 45 30 5 13 14 64 144 0.48 39.2 19.60 19.45N - 88 30 0 31 26 58 5 14 23 65 145 0.47 39.4 19.79 19.29N - 88 0 0 31 8 3 5 15 32 65 146 0.46 39.6 19.98 19.13N - 87 30 0 30 48 44 5 16 43 66 147 0.44 39.8 20.17 18.98N - 87 0 0 30 29 1 5 17 56 67 149 0.43 40.0 20.37 18.83N - 86 30 0 30 8 54 5 19 10 67 150 0.42 40.1 20.56 18.68N - 86 0 0 29 48 22 5 20 25 68 152 0.40 40.3 20.75 18.52N - 85 30 0 29 27 25 5 21 42 69 153 0.39 40.5 20.93 18.38N - 85 0 0 29 6 3 5 23 0 69 155 0.38 40.7 21.12 18.23N - 84 30 0 28 44 15 5 24 19 70 157 0.37 40.9 21.31 18.08N - 84 0 0 28 22 3 5 25 40 71 159 0.35 41.1 21.49 17.94N - 83 30 0 27 59 24 5 27 3 71 161 0.34 41.3 21.67 17.80N - 83 0 0 27 36 20 5 28 27 72 163 0.33 41.4 21.85 17.66N - 82 30 0 27 12 50 5 29 53 72 165 0.32 41.6 22.03 17.53N - 82 0 0 26 48 54 5 31 20 73 168 0.31 41.8 22.20 17.40N - 81 30 0 26 24 32 5 32 48 73 170 0.30 42.0 22.37 17.27N - 81 0 0 25 59 44 5 34 18 74 173 0.29 42.1 22.54 17.14N - 80 30 0 25 34 31 5 35 50 74 176 0.28 42.3 22.70 17.02N - 80 0 0 25 8 53 5 37 23 75 180 0.27 42.4 22.86 16.91N - 79 30 0 24 42 49 5 38 58 75 183 0.26 42.6 23.01 16.80N - 79 0 0 24 16 21 5 40 34 76 187 0.26 42.7 23.16 16.69N - 78 30 0 23 49 28 5 42 11 76 191 0.25 42.9 23.30 16.60N - 78 0 0 23 22 11 5 43 50 76 195 0.25 43.0 23.44 16.50N - 77 30 0 22 54 32 5 45 31 76 199 0.24 43.2 23.57 16.41N - 77 0 0 22 26 29 5 47 13 77 203 0.24 43.3 23.69 16.33N - 76 30 0 21 58 6 5 48 56 77 208 0.24 43.4 23.81 16.26N - 76 0 0 21 29 21 5 50 40 77 212 0.24 43.5 23.92 16.19N - 75 30 0 21 0 17 5 52 25 76 217 0.24 43.6 24.02 16.14N - 75 0 0 20 30 54 5 54 12 76 221 0.24 43.7 24.12 16.09N - 74 30 0 20 1 13 5 56 0 76 226 0.25 43.8 24.20 16.05N - 74 0 0 19 31 17 5 57 48 76 230 0.25 43.9 24.28 16.01N - 73 30 0 19 1 6 5 59 38 75 234 0.26 43.9 24.35 15.97N - 73 0 0 18 30 41 6 1 28 75 238 0.27 44.0 24.41 15.96N - 72 30 0 18 0 5 6 3 19 74 241 0.28 44.0 24.46 15.96N - 72 0 0 17 29 19 6 5 10 74 244 0.29 44.1 24.50 15.96N - 71 30 0 16 58 25 6 7 2 73 248 0.30 44.1 24.53 15.98N - 71 0 0 16 27 24 6 8 54 72 250 0.32 44.1 24.55 16.00N - 70 30 0 15 56 18 6 10 47 72 253 0.33 44.1 24.56 16.03N - 70 0 0 15 25 9 6 12 39 71 256 0.35 44.1 24.57 16.07N - 69 30 0 14 53 59 6 14 32 70 258 0.36 44.1 24.56 16.12N - 69 0 0 14 22 49 6 16 24 69 260 0.38 44.1 24.54 16.18N - 68 30 0 13 51 43 6 18 16 68 262 0.39 44.1 24.51 16.25N - 68 0 0 13 20 40 6 20 8 68 264 0.41 44.1 24.48 16.33N - 67 30 0 12 49 44 6 21 59 67 265 0.43 44.0 24.43 16.42N - 67 0 0 12 18 55 6 23 49 66 267 0.45 44.0 24.37 16.51N - 66 30 0 11 48 16 6 25 39 65 268 0.47 43.9 24.31 16.61N - 66 0 0 11 17 48 6 27 27 64 270 0.49 43.8 24.23 16.72N - 65 30 0 10 47 33 6 29 15 63 271 0.51 43.7 24.15 16.84N - 65 0 0 10 17 32 6 31 2 62 272 0.53 43.6 24.06 16.97N Path coordinates are referred to WGS84 (as used by GPS), with the nominal site altitude being referenced to Mean Sea Level. Librations Long +5.22 Lat +0.88 P +17.29 D +0.98 Illumination of moon 52%E Elongation of Moon 179 Vertical Profile Scale 1.92 km/arcsec at mean distance of moon Horizontal Scale Factor 1.42 deg/min At longitude -95.00: Limiting Magnitudes for various telescope apertures (in cm) CA\Tdia 5 10 15 20 25 30 35 87.1 10.6 11.3 11.9 12.5 13.1 13.8 14.4 89.1 10.6 11.3 11.9 12.5 13.1 13.8 14.4 91.1 10.6 11.3 11.9 12.5 13.1 13.8 14.4 93.1 10.6 11.3 11.9 12.5 13.1 13.8 14.4 95.1 10.6 11.3 11.9 12.5 13.1 13.8 14.4 Results of Observer Scan UT Site Long. Lat. Dist. h m s Center USA -95.0 40.0 471km 5 1 6 Graze SouthEast -85.0 34.0 407km 5 23 0 SLC, Utah -112.0 40.5 3km 4 38 13