Grazing Occultation of 2771cK2 Magnitude 5.6 [Red = 5.0] Date: 2009 Sep 27 3h 28m, to 2009 Sep 27 3h 41m Nominal site altitude 300m E. Longit. Latitude U.T. Sun Moon TanZ PA AA CA o ' o ' h m s Alt Alt Az o o o -122 0.00 33 42.38 3 28 14 31 191 1.68 159.1 163.81 14.35S -121 54.00 33 46.39 3 28 28 31 191 1.68 159.1 163.79 14.37S -121 48.00 33 50.41 3 28 42 31 191 1.69 159.1 163.77 14.39S -121 42.00 33 54.44 3 28 55 31 191 1.70 159.1 163.75 14.41S -121 36.00 33 58.49 3 29 9 30 192 1.70 159.1 163.73 14.43S -121 30.00 34 2.54 3 29 22 30 192 1.71 159.0 163.71 14.45S -121 24.00 34 6.60 3 29 36 30 192 1.71 159.0 163.70 14.47S -121 18.00 34 10.67 3 29 49 30 192 1.72 159.0 163.68 14.49S -121 12.00 34 14.75 3 30 3 30 192 1.73 159.0 163.66 14.51S -121 6.00 34 18.84 3 30 16 30 192 1.73 159.0 163.64 14.53S -121 0.00 34 22.94 3 30 29 30 192 1.74 158.9 163.62 14.54S -120 54.00 34 27.05 3 30 43 30 193 1.75 158.9 163.61 14.56S -120 48.00 34 31.16 3 30 56 30 193 1.75 158.9 163.59 14.58S -120 42.00 34 35.29 3 31 9 30 193 1.76 158.9 163.57 14.59S -120 36.00 34 39.42 3 31 22 30 193 1.77 158.9 163.56 14.61S -120 30.00 34 43.57 3 31 35 29 193 1.77 158.9 163.54 14.63S -120 24.00 34 47.72 3 31 48 29 193 1.78 158.8 163.52 14.64S -120 18.00 34 51.87 3 32 1 29 194 1.79 158.8 163.51 14.66S -120 12.00 34 56.04 3 32 14 29 194 1.80 158.8 163.49 14.67S -120 6.00 35 0.22 3 32 27 29 194 1.80 158.8 163.48 14.69S -120 0.00 35 4.40 3 32 40 29 194 1.81 158.8 163.46 14.70S -119 54.00 35 8.59 3 32 53 29 194 1.82 158.8 163.45 14.72S -119 48.00 35 12.79 3 33 5 29 194 1.82 158.8 163.43 14.73S -119 42.00 35 17.00 3 33 18 29 194 1.83 158.7 163.42 14.75S -119 36.00 35 21.21 3 33 31 29 195 1.84 158.7 163.41 14.76S -119 30.00 35 25.43 3 33 43 28 195 1.85 158.7 163.39 14.77S -119 24.00 35 29.66 3 33 56 28 195 1.85 158.7 163.38 14.79S -119 18.00 35 33.89 3 34 8 28 195 1.86 158.7 163.37 14.80S -119 12.00 35 38.14 3 34 21 28 195 1.87 158.7 163.35 14.81S -119 6.00 35 42.38 3 34 33 28 195 1.88 158.7 163.34 14.82S -119 0.00 35 46.64 3 34 46 28 195 1.89 158.6 163.33 14.84S -118 54.00 35 50.90 3 34 58 28 196 1.89 158.6 163.32 14.85S -118 48.00 35 55.17 3 35 10 28 196 1.90 158.6 163.31 14.86S -118 42.00 35 59.44 3 35 22 28 196 1.91 158.6 163.30 14.87S -118 36.00 36 3.73 3 35 35 28 196 1.92 158.6 163.28 14.88S -118 30.00 36 8.01 3 35 47 27 196 1.93 158.6 163.27 14.89S -118 24.00 36 12.31 3 35 59 27 196 1.94 158.6 163.26 14.90S -118 18.00 36 16.60 3 36 11 27 196 1.94 158.6 163.25 14.91S -118 12.00 36 20.91 3 36 23 27 197 1.95 158.6 163.24 14.92S -118 6.00 36 25.22 3 36 35 27 197 1.96 158.6 163.23 14.93S -118 0.00 36 29.54 3 36 46 27 197 1.97 158.5 163.22 14.94S -117 54.00 36 33.86 3 36 58 27 197 1.98 158.5 163.21 14.95S -117 48.00 36 38.19 3 37 10 27 197 1.99 158.5 163.20 14.96S -117 42.00 36 42.52 3 37 22 27 197 2.00 158.5 163.20 14.97S -117 36.00 36 46.86 3 37 33 26 197 2.01 158.5 163.19 14.98S -117 30.00 36 51.20 3 37 45 26 197 2.02 158.5 163.18 14.99S -117 24.00 36 55.55 3 37 56 26 198 2.03 158.5 163.17 15.00S -117 18.00 36 59.90 3 38 8 26 198 2.03 158.5 163.16 15.00S -117 12.00 37 4.26 3 38 19 26 198 2.04 158.5 163.16 15.01S -117 6.00 37 8.62 3 38 31 26 198 2.05 158.5 163.15 15.02S -117 0.00 37 12.98 3 38 42 26 198 2.06 158.5 163.14 15.03S -116 54.00 37 17.35 3 38 53 26 198 2.07 158.5 163.13 15.03S -116 48.00 37 21.73 3 39 4 26 198 2.08 158.4 163.13 15.04S -116 42.00 37 26.11 3 39 16 26 199 2.09 158.4 163.12 15.05S -116 36.00 37 30.49 3 39 27 25 199 2.10 158.4 163.11 15.05S -116 30.00 37 34.88 3 39 38 25 199 2.11 158.4 163.11 15.06S -116 24.00 37 39.27 3 39 49 25 199 2.12 158.4 163.10 15.06S -116 18.00 37 43.66 3 40 0 25 199 2.13 158.4 163.10 15.07S -116 12.00 37 48.06 3 40 11 25 199 2.14 158.4 163.09 15.07S -116 6.00 37 52.46 3 40 21 25 199 2.15 158.4 163.09 15.08S -116 0.00 37 56.87 3 40 32 25 199 2.16 158.4 163.08 15.08S Path coordinates are referred to WGS84 (as used by GPS), with the nominal site altitude being referenced to Mean Sea Level. Projected diameter of star 5 meters 2771 is double: AB 6.5 6.5 0.10" 113.0 Librations Long +2.14 Lat +2.27 P +163.41 D +3.05 Illumination of moon 59%+ Elongation of Moon 100 Vertical Profile Scale 3.08 km/arcsec at mean distance of moon Horizontal Scale Factor 1.24 deg/min At longitude -119.00: Limiting Magnitudes for various telescope apertures (in cm) CA\Tdia 5 10 15 20 25 30 35 10.8 5.5 6.9 7.7 8.2 8.5 8.7 8.9 12.8 5.5 7.0 7.7 8.2 8.5 8.7 8.9 14.8 5.5 7.0 7.7 8.2 8.5 8.8 8.9 16.8 5.5 7.0 7.7 8.2 8.6 8.8 8.9 18.8 5.6 7.0 7.8 8.2 8.6 8.8 9.0 Results of Observer Scan UT Site Long. Lat. Dist. h m s Carrizo Caliente campsite -119.9 35.1 4km 3 32 59 PonderosaCamp -121.4 36.0 159km 3 29 38 Grazing Occultation of 2771cK2 Magnitude 5.6 [Red = 5.0] Date: 2009 Sep 27 3h 28m, to 2009 Sep 27 3h 41m Nominal site altitude 2168m E. Longit. Latitude U.T. Sun Moon TanZ PA AA CA o ' o ' h m s Alt Alt Az o o o -122 0.00 33 40.96 3 28 15 31 191 1.68 159.1 163.80 14.36S -121 54.00 33 44.98 3 28 28 31 191 1.68 159.1 163.78 14.38S -121 48.00 33 49.00 3 28 42 31 191 1.69 159.1 163.76 14.40S -121 42.00 33 53.03 3 28 56 31 191 1.69 159.1 163.74 14.42S -121 36.00 33 57.08 3 29 9 30 192 1.70 159.0 163.72 14.44S -121 30.00 34 1.13 3 29 23 30 192 1.71 159.0 163.71 14.46S -121 24.00 34 5.19 3 29 36 30 192 1.71 159.0 163.69 14.48S -121 18.00 34 9.26 3 29 50 30 192 1.72 159.0 163.67 14.50S -121 12.00 34 13.34 3 30 3 30 192 1.73 159.0 163.65 14.52S -121 6.00 34 17.43 3 30 17 30 192 1.73 159.0 163.63 14.53S -121 0.00 34 21.53 3 30 30 30 192 1.74 158.9 163.61 14.55S -120 54.00 34 25.64 3 30 43 30 193 1.75 158.9 163.60 14.57S -120 48.00 34 29.76 3 30 56 30 193 1.75 158.9 163.58 14.59S -120 42.00 34 33.88 3 31 10 30 193 1.76 158.9 163.56 14.60S -120 36.00 34 38.02 3 31 23 30 193 1.77 158.9 163.55 14.62S -120 30.00 34 42.16 3 31 36 29 193 1.77 158.8 163.53 14.64S -120 24.00 34 46.31 3 31 49 29 193 1.78 158.8 163.51 14.65S -120 18.00 34 50.47 3 32 2 29 194 1.79 158.8 163.50 14.67S -120 12.00 34 54.64 3 32 15 29 194 1.79 158.8 163.48 14.68S -120 6.00 34 58.81 3 32 28 29 194 1.80 158.8 163.47 14.70S -120 0.00 35 3.00 3 32 41 29 194 1.81 158.8 163.45 14.71S -119 54.00 35 7.19 3 32 53 29 194 1.82 158.8 163.44 14.73S -119 48.00 35 11.39 3 33 6 29 194 1.82 158.7 163.42 14.74S -119 42.00 35 15.59 3 33 19 29 194 1.83 158.7 163.41 14.76S -119 36.00 35 19.81 3 33 32 29 195 1.84 158.7 163.40 14.77S -119 30.00 35 24.03 3 33 44 28 195 1.85 158.7 163.38 14.78S -119 24.00 35 28.26 3 33 57 28 195 1.85 158.7 163.37 14.80S -119 18.00 35 32.49 3 34 9 28 195 1.86 158.7 163.36 14.81S -119 12.00 35 36.73 3 34 22 28 195 1.87 158.7 163.34 14.82S -119 6.00 35 40.98 3 34 34 28 195 1.88 158.7 163.33 14.83S -119 0.00 35 45.24 3 34 47 28 195 1.88 158.6 163.32 14.85S -118 54.00 35 49.50 3 34 59 28 196 1.89 158.6 163.31 14.86S -118 48.00 35 53.77 3 35 11 28 196 1.90 158.6 163.30 14.87S -118 42.00 35 58.04 3 35 23 28 196 1.91 158.6 163.29 14.88S -118 36.00 36 2.33 3 35 35 28 196 1.92 158.6 163.27 14.89S -118 30.00 36 6.61 3 35 48 27 196 1.93 158.6 163.26 14.90S -118 24.00 36 10.91 3 36 0 27 196 1.93 158.6 163.25 14.91S -118 18.00 36 15.21 3 36 12 27 196 1.94 158.6 163.24 14.92S -118 12.00 36 19.51 3 36 24 27 197 1.95 158.6 163.23 14.93S -118 6.00 36 23.82 3 36 36 27 197 1.96 158.5 163.22 14.94S -118 0.00 36 28.14 3 36 47 27 197 1.97 158.5 163.21 14.95S -117 54.00 36 32.46 3 36 59 27 197 1.98 158.5 163.20 14.96S -117 48.00 36 36.79 3 37 11 27 197 1.99 158.5 163.19 14.97S -117 42.00 36 41.12 3 37 23 27 197 2.00 158.5 163.19 14.98S -117 36.00 36 45.46 3 37 34 27 197 2.00 158.5 163.18 14.99S -117 30.00 36 49.80 3 37 46 26 197 2.01 158.5 163.17 15.00S -117 24.00 36 54.15 3 37 57 26 198 2.02 158.5 163.16 15.01S -117 18.00 36 58.50 3 38 9 26 198 2.03 158.5 163.15 15.01S -117 12.00 37 2.86 3 38 20 26 198 2.04 158.5 163.15 15.02S -117 6.00 37 7.22 3 38 32 26 198 2.05 158.5 163.14 15.03S -117 0.00 37 11.59 3 38 43 26 198 2.06 158.5 163.13 15.04S -116 54.00 37 15.96 3 38 54 26 198 2.07 158.4 163.12 15.04S -116 48.00 37 20.33 3 39 6 26 198 2.08 158.4 163.12 15.05S -116 42.00 37 24.71 3 39 17 26 199 2.09 158.4 163.11 15.06S -116 36.00 37 29.10 3 39 28 25 199 2.10 158.4 163.10 15.06S -116 30.00 37 33.48 3 39 39 25 199 2.11 158.4 163.10 15.07S -116 24.00 37 37.87 3 39 50 25 199 2.12 158.4 163.09 15.07S -116 18.00 37 42.27 3 40 1 25 199 2.13 158.4 163.09 15.08S -116 12.00 37 46.67 3 40 12 25 199 2.14 158.4 163.08 15.08S -116 6.00 37 51.07 3 40 23 25 199 2.15 158.4 163.08 15.09S -116 0.00 37 55.48 3 40 33 25 199 2.16 158.4 163.07 15.09S Path coordinates are referred to WGS84 (as used by GPS), with the nominal site altitude being referenced to Mean Sea Level. Projected diameter of star 5 meters 2771 is double: AB 6.5 6.5 0.10" 113.0 Librations Long +2.14 Lat +2.27 P +163.40 D +3.05 Illumination of moon 59%+ Elongation of Moon 100 Vertical Profile Scale 3.08 km/arcsec at mean distance of moon Horizontal Scale Factor 1.24 deg/min At longitude -119.00: Limiting Magnitudes for various telescope apertures (in cm) CA\Tdia 5 10 15 20 25 30 35 10.8 5.5 6.9 7.7 8.2 8.5 8.7 8.9 12.8 5.5 7.0 7.7 8.2 8.5 8.7 8.9 14.8 5.5 7.0 7.7 8.2 8.5 8.8 8.9 16.8 5.5 7.0 7.7 8.2 8.6 8.8 8.9 18.8 5.6 7.0 7.8 8.2 8.6 8.8 9.0 Results of Observer Scan UT Site Long. Lat. Dist. h m s Carrizo Caliente campsite -119.9 35.1 4km 3 32 59 PonderosaCamp -121.4 36.0 159km 3 29 38 Grazing Occultation of 2771cK2 Magnitude 5.6 [Red = 5.0] Date: 2009 Sep 27 3h 28m, to 2009 Sep 27 3h 41m Nominal site altitude 2168m E. Longit. Latitude U.T. Sun Moon TanZ PA AA CA o ' o ' h m s Alt Alt Az o o o -122 0.00 33 40.96 3 28 15 31 191 1.68 159.1 163.80 14.36S -121 54.00 33 44.98 3 28 28 31 191 1.68 159.1 163.78 14.38S -121 48.00 33 49.00 3 28 42 31 191 1.69 159.1 163.76 14.40S -121 42.00 33 53.03 3 28 56 31 191 1.69 159.1 163.74 14.42S -121 36.00 33 57.08 3 29 9 30 192 1.70 159.0 163.72 14.44S -121 30.00 34 1.13 3 29 23 30 192 1.71 159.0 163.71 14.46S -121 24.00 34 5.19 3 29 36 30 192 1.71 159.0 163.69 14.48S -121 18.00 34 9.26 3 29 50 30 192 1.72 159.0 163.67 14.50S -121 12.00 34 13.34 3 30 3 30 192 1.73 159.0 163.65 14.52S -121 6.00 34 17.43 3 30 17 30 192 1.73 159.0 163.63 14.53S -121 0.00 34 21.53 3 30 30 30 192 1.74 158.9 163.61 14.55S -120 54.00 34 25.64 3 30 43 30 193 1.75 158.9 163.60 14.57S -120 48.00 34 29.76 3 30 56 30 193 1.75 158.9 163.58 14.59S -120 42.00 34 33.88 3 31 10 30 193 1.76 158.9 163.56 14.60S -120 36.00 34 38.02 3 31 23 30 193 1.77 158.9 163.55 14.62S -120 30.00 34 42.16 3 31 36 29 193 1.77 158.8 163.53 14.64S -120 24.00 34 46.31 3 31 49 29 193 1.78 158.8 163.51 14.65S -120 18.00 34 50.47 3 32 2 29 194 1.79 158.8 163.50 14.67S -120 12.00 34 54.64 3 32 15 29 194 1.79 158.8 163.48 14.68S -120 6.00 34 58.81 3 32 28 29 194 1.80 158.8 163.47 14.70S -120 0.00 35 3.00 3 32 41 29 194 1.81 158.8 163.45 14.71S -119 54.00 35 7.19 3 32 53 29 194 1.82 158.8 163.44 14.73S -119 48.00 35 11.39 3 33 6 29 194 1.82 158.7 163.42 14.74S -119 42.00 35 15.59 3 33 19 29 194 1.83 158.7 163.41 14.76S -119 36.00 35 19.81 3 33 32 29 195 1.84 158.7 163.40 14.77S -119 30.00 35 24.03 3 33 44 28 195 1.85 158.7 163.38 14.78S -119 24.00 35 28.26 3 33 57 28 195 1.85 158.7 163.37 14.80S -119 18.00 35 32.49 3 34 9 28 195 1.86 158.7 163.36 14.81S -119 12.00 35 36.73 3 34 22 28 195 1.87 158.7 163.34 14.82S -119 6.00 35 40.98 3 34 34 28 195 1.88 158.7 163.33 14.83S -119 0.00 35 45.24 3 34 47 28 195 1.88 158.6 163.32 14.85S -118 54.00 35 49.50 3 34 59 28 196 1.89 158.6 163.31 14.86S -118 48.00 35 53.77 3 35 11 28 196 1.90 158.6 163.30 14.87S -118 42.00 35 58.04 3 35 23 28 196 1.91 158.6 163.29 14.88S -118 36.00 36 2.33 3 35 35 28 196 1.92 158.6 163.27 14.89S -118 30.00 36 6.61 3 35 48 27 196 1.93 158.6 163.26 14.90S -118 24.00 36 10.91 3 36 0 27 196 1.93 158.6 163.25 14.91S -118 18.00 36 15.21 3 36 12 27 196 1.94 158.6 163.24 14.92S -118 12.00 36 19.51 3 36 24 27 197 1.95 158.6 163.23 14.93S -118 6.00 36 23.82 3 36 36 27 197 1.96 158.5 163.22 14.94S -118 0.00 36 28.14 3 36 47 27 197 1.97 158.5 163.21 14.95S -117 54.00 36 32.46 3 36 59 27 197 1.98 158.5 163.20 14.96S -117 48.00 36 36.79 3 37 11 27 197 1.99 158.5 163.19 14.97S -117 42.00 36 41.12 3 37 23 27 197 2.00 158.5 163.19 14.98S -117 36.00 36 45.46 3 37 34 27 197 2.00 158.5 163.18 14.99S -117 30.00 36 49.80 3 37 46 26 197 2.01 158.5 163.17 15.00S -117 24.00 36 54.15 3 37 57 26 198 2.02 158.5 163.16 15.01S -117 18.00 36 58.50 3 38 9 26 198 2.03 158.5 163.15 15.01S -117 12.00 37 2.86 3 38 20 26 198 2.04 158.5 163.15 15.02S -117 6.00 37 7.22 3 38 32 26 198 2.05 158.5 163.14 15.03S -117 0.00 37 11.59 3 38 43 26 198 2.06 158.5 163.13 15.04S -116 54.00 37 15.96 3 38 54 26 198 2.07 158.4 163.12 15.04S -116 48.00 37 20.33 3 39 6 26 198 2.08 158.4 163.12 15.05S -116 42.00 37 24.71 3 39 17 26 199 2.09 158.4 163.11 15.06S -116 36.00 37 29.10 3 39 28 25 199 2.10 158.4 163.10 15.06S -116 30.00 37 33.48 3 39 39 25 199 2.11 158.4 163.10 15.07S -116 24.00 37 37.87 3 39 50 25 199 2.12 158.4 163.09 15.07S -116 18.00 37 42.27 3 40 1 25 199 2.13 158.4 163.09 15.08S -116 12.00 37 46.67 3 40 12 25 199 2.14 158.4 163.08 15.08S -116 6.00 37 51.07 3 40 23 25 199 2.15 158.4 163.08 15.09S -116 0.00 37 55.48 3 40 33 25 199 2.16 158.4 163.07 15.09S Path coordinates are referred to WGS84 (as used by GPS), with the nominal site altitude being referenced to Mean Sea Level. Projected diameter of star 5 meters 2771 is double: AB 6.5 6.5 0.10" 113.0 Librations Long +2.14 Lat +2.27 P +163.40 D +3.05 Illumination of moon 59%+ Elongation of Moon 100 Vertical Profile Scale 3.08 km/arcsec at mean distance of moon Horizontal Scale Factor 1.24 deg/min At longitude -119.00: Limiting Magnitudes for various telescope apertures (in cm) CA\Tdia 5 10 15 20 25 30 35 10.8 5.5 6.9 7.7 8.2 8.5 8.7 8.9 12.8 5.5 7.0 7.7 8.2 8.5 8.7 8.9 14.8 5.5 7.0 7.7 8.2 8.5 8.8 8.9 16.8 5.5 7.0 7.7 8.2 8.6 8.8 8.9 18.8 5.6 7.0 7.8 8.2 8.6 8.8 9.0 Results of Observer Scan UT Site Long. Lat. Dist. h m s Carrizo Caliente campsite -119.9 35.1 4km 3 32 59 PonderosaCamp -121.4 36.0 159km 3 29 38