Grazing Occultation of 1021 G9 Magnitude 6.1 [Red = 5.6] Date: 2019 Oct 20 3h 33m, to 2019 Oct 20 3h 53m 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 15 0 0 65 3 51.7 3 32 30 47 175 0.93 178.4 172.91 -5.83S 15 7 30 65 4 4.9 3 32 38 47 175 0.93 178.4 172.92 -5.81S 15 15 0 65 4 17.7 3 32 45 47 175 0.93 178.4 172.94 -5.80S 15 22 30 65 4 30.3 3 32 53 47 176 0.93 178.5 172.95 -5.78S 15 30 0 65 4 42.5 3 33 1 47 176 0.93 178.5 172.97 -5.77S 15 37 30 65 4 54.4 3 33 8 47 176 0.93 178.5 172.98 -5.76S 15 45 0 65 5 5.9 3 33 16 47 176 0.93 178.5 172.99 -5.74S 15 52 30 65 5 17.1 3 33 24 47 177 0.93 178.5 173.01 -5.73S 16 0 0 65 5 28.0 3 33 31 47 177 0.93 178.5 173.02 -5.71S 16 7 30 65 5 38.5 3 33 39 47 177 0.93 178.5 173.04 -5.70S 16 15 0 65 5 48.8 3 33 46 47 177 0.93 178.6 173.05 -5.69S 16 22 30 65 5 58.6 3 33 54 47 177 0.93 178.6 173.06 -5.67S 16 30 0 65 6 8.2 3 34 2 47 178 0.93 178.6 173.08 -5.66S 16 37 30 65 6 17.4 3 34 9 47 178 0.93 178.6 173.09 -5.65S 16 45 0 65 6 26.3 3 34 17 47 178 0.93 178.6 173.10 -5.63S 16 52 30 65 6 34.9 3 34 24 47 178 0.93 178.6 173.12 -5.62S 17 0 0 65 6 43.1 3 34 32 47 178 0.93 178.6 173.13 -5.60S 17 7 30 65 6 51.0 3 34 39 47 179 0.93 178.7 173.15 -5.59S 17 15 0 65 6 58.6 3 34 47 47 179 0.93 178.7 173.16 -5.58S 17 22 30 65 7 5.8 3 34 55 47 179 0.93 178.7 173.17 -5.56S 17 30 0 65 7 12.7 3 35 2 47 179 0.93 178.7 173.19 -5.55S 17 37 30 65 7 19.3 3 35 10 47 180 0.93 178.7 173.20 -5.53S 17 45 0 65 7 25.5 3 35 17 47 180 0.93 178.7 173.22 -5.52S 17 52 30 65 7 31.5 3 35 25 47 180 0.93 178.7 173.23 -5.51S 18 0 0 65 7 37.1 3 35 33 47 180 0.93 178.8 173.24 -5.49S 18 7 30 65 7 42.3 3 35 40 47 180 0.93 178.8 173.26 -5.48S 18 15 0 65 7 47.3 3 35 48 47 181 0.93 178.8 173.27 -5.46S 18 22 30 65 7 51.9 3 35 55 47 181 0.93 178.8 173.29 -5.45S 18 30 0 65 7 56.1 3 36 3 47 181 0.93 178.8 173.30 -5.44S 18 37 30 65 8 0.1 3 36 10 47 181 0.93 178.8 173.31 -5.42S 18 45 0 65 8 3.7 3 36 18 47 181 0.93 178.8 173.33 -5.41S 18 52 30 65 8 7.0 3 36 26 47 182 0.93 178.8 173.34 -5.39S 19 0 0 65 8 9.9 3 36 33 47 182 0.93 178.9 173.36 -5.38S 19 7 30 65 8 12.6 3 36 41 47 182 0.93 178.9 173.37 -5.37S 19 15 0 65 8 14.9 3 36 48 47 182 0.93 178.9 173.38 -5.35S 19 22 30 65 8 16.8 3 36 56 47 183 0.93 178.9 173.40 -5.34S 19 30 0 65 8 18.5 3 37 3 47 183 0.93 178.9 173.41 -5.33S 19 37 30 65 8 19.8 3 37 11 47 183 0.93 178.9 173.42 -5.31S 19 45 0 65 8 20.8 3 37 19 47 183 0.93 178.9 173.44 -5.30S 19 52 30 65 8 21.4 3 37 26 47 183 0.93 179.0 173.45 -5.28S 20 0 0 65 8 21.7 3 37 34 47 184 0.93 179.0 173.47 -5.27S 20 7 30 65 8 21.7 3 37 41 47 184 0.93 179.0 173.48 -5.26S 20 15 0 65 8 21.4 3 37 49 47 184 0.93 179.0 173.49 -5.24S 20 22 30 65 8 20.7 3 37 56 47 184 0.93 179.0 173.51 -5.23S 20 30 0 65 8 19.8 3 38 4 47 184 0.93 179.0 173.52 -5.21S 20 37 30 65 8 18.4 3 38 12 47 185 0.93 179.0 173.54 -5.20S 20 45 0 65 8 16.8 3 38 19 47 185 0.93 179.1 173.55 -5.19S 20 52 30 65 8 14.8 3 38 27 47 185 0.93 179.1 173.56 -5.17S 21 0 0 65 8 12.5 3 38 34 47 185 0.93 179.1 173.58 -5.16S 21 7 30 65 8 9.9 3 38 42 47 186 0.93 179.1 173.59 -5.14S 21 15 0 65 8 6.9 3 38 49 47 186 0.93 179.1 173.61 -5.13S 21 22 30 65 8 3.6 3 38 57 47 186 0.93 179.1 173.62 -5.12S 21 30 0 65 8 0.0 3 39 5 47 186 0.94 179.1 173.63 -5.10S 21 37 30 65 7 56.1 3 39 12 47 186 0.94 179.2 173.65 -5.09S 21 45 0 65 7 51.8 3 39 20 47 187 0.94 179.2 173.66 -5.08S 21 52 30 65 7 47.2 3 39 27 47 187 0.94 179.2 173.67 -5.06S 22 0 0 65 7 42.2 3 39 35 47 187 0.94 179.2 173.69 -5.05S 22 7 30 65 7 37.0 3 39 42 47 187 0.94 179.2 173.70 -5.03S 22 15 0 65 7 31.4 3 39 50 47 187 0.94 179.2 173.72 -5.02S 22 22 30 65 7 25.4 3 39 57 47 188 0.94 179.2 173.73 -5.01S 22 30 0 65 7 19.2 3 40 5 47 188 0.94 179.3 173.74 -4.99S 22 37 30 65 7 12.6 3 40 13 47 188 0.94 179.3 173.76 -4.98S 22 45 0 65 7 5.7 3 40 20 47 188 0.94 179.3 173.77 -4.96S 22 52 30 65 6 58.4 3 40 28 47 188 0.94 179.3 173.79 -4.95S 23 0 0 65 6 50.8 3 40 35 47 189 0.94 179.3 173.80 -4.94S 23 7 30 65 6 42.9 3 40 43 47 189 0.94 179.3 173.81 -4.92S 23 15 0 65 6 34.7 3 40 50 47 189 0.94 179.3 173.83 -4.91S 23 22 30 65 6 26.1 3 40 58 47 189 0.94 179.3 173.84 -4.89S 23 30 0 65 6 17.2 3 41 6 47 190 0.94 179.4 173.86 -4.88S 23 37 30 65 6 8.0 3 41 13 47 190 0.94 179.4 173.87 -4.87S 23 45 0 65 5 58.5 3 41 21 47 190 0.94 179.4 173.88 -4.85S 23 52 30 65 5 48.6 3 41 28 47 190 0.94 179.4 173.90 -4.84S 24 0 0 65 5 38.4 3 41 36 47 190 0.94 179.4 173.91 -4.83S 24 7 30 65 5 27.8 3 41 43 47 191 0.94 179.4 173.92 -4.81S 24 15 0 65 5 16.9 3 41 51 -12 47 191 0.94 179.4 173.94 -4.80S 24 22 30 65 5 5.7 3 41 58 -12 47 191 0.94 179.5 173.95 -4.78S 24 30 0 65 4 54.2 3 42 6 -12 47 191 0.94 179.5 173.97 -4.77S 24 37 30 65 4 42.3 3 42 14 -12 47 191 0.94 179.5 173.98 -4.76S 24 45 0 65 4 30.1 3 42 21 -12 47 192 0.94 179.5 173.99 -4.74S 24 52 30 65 4 17.6 3 42 29 -12 47 192 0.94 179.5 174.01 -4.73S 25 0 0 65 4 4.7 3 42 36 -12 47 192 0.94 179.5 174.02 -4.71S 25 7 30 65 3 51.5 3 42 44 -11 47 192 0.94 179.5 174.04 -4.70S 25 15 0 65 3 38.0 3 42 51 -11 47 193 0.94 179.6 174.05 -4.69S 25 22 30 65 3 24.1 3 42 59 -11 47 193 0.94 179.6 174.06 -4.67S 25 30 0 65 3 9.9 3 43 7 -11 47 193 0.94 179.6 174.08 -4.66S 25 37 30 65 2 55.4 3 43 14 -11 47 193 0.94 179.6 174.09 -4.65S 25 45 0 65 2 40.6 3 43 22 -11 47 193 0.94 179.6 174.10 -4.63S 25 52 30 65 2 25.4 3 43 29 -11 47 194 0.95 179.6 174.12 -4.62S 26 0 0 65 2 9.9 3 43 37 -11 47 194 0.95 179.6 174.13 -4.60S 26 7 30 65 1 54.0 3 43 44 -11 47 194 0.95 179.7 174.15 -4.59S 26 15 0 65 1 37.8 3 43 52 -11 47 194 0.95 179.7 174.16 -4.58S 26 22 30 65 1 21.3 3 43 59 -11 47 194 0.95 179.7 174.17 -4.56S 26 30 0 65 1 4.5 3 44 7 -11 47 195 0.95 179.7 174.19 -4.55S 26 37 30 65 0 47.3 3 44 15 -11 47 195 0.95 179.7 174.20 -4.53S 26 45 0 65 0 29.8 3 44 22 -11 47 195 0.95 179.7 174.22 -4.52S 26 52 30 65 0 11.9 3 44 30 -11 47 195 0.95 179.7 174.23 -4.51S 27 0 0 64 59 53.7 3 44 37 -11 47 195 0.95 179.8 174.24 -4.49S 27 7 30 64 59 35.2 3 44 45 -10 46 196 0.95 179.8 174.26 -4.48S 27 15 0 64 59 16.4 3 44 52 -10 46 196 0.95 179.8 174.27 -4.46S 27 22 30 64 58 57.2 3 45 0 -10 46 196 0.95 179.8 174.29 -4.45S 27 30 0 64 58 37.7 3 45 8 -10 46 196 0.95 179.8 174.30 -4.44S 27 37 30 64 58 17.8 3 45 15 -10 46 197 0.95 179.8 174.31 -4.42S 27 45 0 64 57 57.6 3 45 23 -10 46 197 0.95 179.8 174.33 -4.41S 27 52 30 64 57 37.1 3 45 30 -10 46 197 0.95 179.9 174.34 -4.40S 28 0 0 64 57 16.2 3 45 38 -10 46 197 0.95 179.9 174.35 -4.38S 28 7 30 64 56 55.0 3 45 45 -10 46 197 0.95 179.9 174.37 -4.37S 28 15 0 64 56 33.5 3 45 53 -10 46 198 0.95 179.9 174.38 -4.35S 28 22 30 64 56 11.6 3 46 1 -10 46 198 0.95 179.9 174.40 -4.34S 28 30 0 64 55 49.4 3 46 8 -10 46 198 0.95 179.9 174.41 -4.33S 28 37 30 64 55 26.9 3 46 16 -10 46 198 0.95 179.9 174.42 -4.31S 28 45 0 64 55 4.0 3 46 23 -10 46 198 0.96 179.9 174.44 -4.30S 28 52 30 64 54 40.8 3 46 31 -10 46 199 0.96 180.0 174.45 -4.28S 29 0 0 64 54 17.2 3 46 39 -9 46 199 0.96 180.0 174.47 -4.27S 29 7 30 64 53 53.3 3 46 46 -9 46 199 0.96 180.0 174.48 -4.26S 29 15 0 64 53 29.1 3 46 54 -9 46 199 0.96 180.0 174.49 -4.24S 29 22 30 64 53 4.5 3 47 1 -9 46 199 0.96 180.0 174.51 -4.23S 29 30 0 64 52 39.6 3 47 9 -9 46 200 0.96 180.0 174.52 -4.22S 29 37 30 64 52 14.4 3 47 16 -9 46 200 0.96 180.0 174.53 -4.20S 29 45 0 64 51 48.8 3 47 24 -9 46 200 0.96 180.1 174.55 -4.19S 29 52 30 64 51 22.9 3 47 32 -9 46 200 0.96 180.1 174.56 -4.17S 30 0 0 64 50 56.7 3 47 39 -9 46 201 0.96 180.1 174.58 -4.16S 30 7 30 64 50 30.1 3 47 47 -9 46 201 0.96 180.1 174.59 -4.15S 30 15 0 64 50 3.1 3 47 54 -9 46 201 0.96 180.1 174.60 -4.13S 30 22 30 64 49 35.9 3 48 2 -9 46 201 0.96 180.1 174.62 -4.12S 30 30 0 64 49 8.2 3 48 10 -9 46 201 0.96 180.1 174.63 -4.10S 30 37 30 64 48 40.3 3 48 17 -9 46 202 0.96 180.2 174.65 -4.09S 30 45 0 64 48 12.0 3 48 25 -8 46 202 0.96 180.2 174.66 -4.08S 30 52 30 64 47 43.4 3 48 32 -8 46 202 0.96 180.2 174.67 -4.06S 31 0 0 64 47 14.4 3 48 40 -8 46 202 0.97 180.2 174.69 -4.05S 31 7 30 64 46 45.1 3 48 48 -8 46 202 0.97 180.2 174.70 -4.04S 31 15 0 64 46 15.4 3 48 55 -8 46 203 0.97 180.2 174.71 -4.02S 31 22 30 64 45 45.4 3 49 3 -8 46 203 0.97 180.2 174.73 -4.01S 31 30 0 64 45 15.0 3 49 11 -8 46 203 0.97 180.3 174.74 -3.99S 31 37 30 64 44 44.4 3 49 18 -8 46 203 0.97 180.3 174.76 -3.98S 31 45 0 64 44 13.3 3 49 26 -8 46 203 0.97 180.3 174.77 -3.97S 31 52 30 64 43 41.9 3 49 33 -8 46 204 0.97 180.3 174.78 -3.95S 32 0 0 64 43 10.2 3 49 41 -8 46 204 0.97 180.3 174.80 -3.94S 32 7 30 64 42 38.1 3 49 49 -8 46 204 0.97 180.3 174.81 -3.92S 32 15 0 64 42 5.7 3 49 56 -8 46 204 0.97 180.3 174.83 -3.91S 32 22 30 64 41 33.0 3 50 4 -8 46 205 0.97 180.3 174.84 -3.90S 32 30 0 64 40 59.9 3 50 11 -8 46 205 0.97 180.4 174.85 -3.88S 32 37 30 64 40 26.4 3 50 19 -7 46 205 0.97 180.4 174.87 -3.87S 32 45 0 64 39 52.6 3 50 27 -7 46 205 0.97 180.4 174.88 -3.86S 32 52 30 64 39 18.5 3 50 34 -7 46 205 0.98 180.4 174.89 -3.84S 33 0 0 64 38 44.0 3 50 42 -7 46 206 0.98 180.4 174.91 -3.83S 33 7 30 64 38 9.1 3 50 50 -7 46 206 0.98 180.4 174.92 -3.81S 33 15 0 64 37 33.9 3 50 57 -7 46 206 0.98 180.4 174.94 -3.80S 33 22 30 64 36 58.4 3 51 5 -7 46 206 0.98 180.5 174.95 -3.79S 33 30 0 64 36 22.5 3 51 12 -7 46 206 0.98 180.5 174.96 -3.77S 33 37 30 64 35 46.3 3 51 20 -7 46 207 0.98 180.5 174.98 -3.76S 33 45 0 64 35 9.7 3 51 28 -7 46 207 0.98 180.5 174.99 -3.75S 33 52 30 64 34 32.8 3 51 35 -7 46 207 0.98 180.5 175.00 -3.73S 34 0 0 64 33 55.5 3 51 43 -7 46 207 0.98 180.5 175.02 -3.72S 34 7 30 64 33 17.9 3 51 51 -7 46 207 0.98 180.5 175.03 -3.70S 34 15 0 64 32 39.9 3 51 58 -7 45 208 0.98 180.6 175.05 -3.69S 34 22 30 64 32 1.6 3 52 6 -7 45 208 0.98 180.6 175.06 -3.68S 34 30 0 64 31 22.9 3 52 14 -6 45 208 0.98 180.6 175.07 -3.66S 34 37 30 64 30 43.8 3 52 21 -6 45 208 0.99 180.6 175.09 -3.65S 34 45 0 64 30 4.5 3 52 29 -6 45 208 0.99 180.6 175.10 -3.63S 34 52 30 64 29 24.7 3 52 37 -6 45 209 0.99 180.6 175.12 -3.62S 35 0 0 64 28 44.6 3 52 44 -6 45 209 0.99 180.6 175.13 -3.61S Path coordinates are referred to WGS84 (as used by GPS), with the nominal site altitude being referenced to Mean Sea Level. The path is adjusted for the effects of refraction at low moon altitudes. Projected diameter of star 3 meters [Estimated] Librations Long -6.13 Lat +0.91 P +173.93 D +0.53 Illumination of moon 65%- Elongation of Moon 107 Vertical Profile Scale approx. 2.54 km/arcsec at mean distance of moon Horizontal Scale Factor 1.64 deg/min At longitude 25.00: Limiting Magnitudes for various telescope apertures (in cm) CA\Tdia 5 10 15 20 25 30 35 -8.7 2.9 4.3 5.1 5.6 5.9 6.1 6.3 -6.7 2.9 4.3 5.1 5.6 5.9 6.1 6.3 -4.7 2.9 4.3 5.1 5.6 5.9 6.1 6.3 -2.7 2.9 4.3 5.1 5.6 5.9 6.1 6.3 -0.7 2.9 4.3 5.1 5.6 5.9 6.1 6.3 ------------------------------------------------------------------------------ Results of Observer Scan UT Site Long. Lat. Dist. h m s Haapajärvi 25.3 63.7 145km 3 42 55.3 Iisalmi 27.2 63.5 159km 3 44 48.6 Ilomantsi 30.9 62.7 233km 3 48 34.8 Joensuu Jakokoski 30.0 62.7 233km 3 47 38.8 Kajaani Lehtikangas 27.7 64.2 83km 3 45 22.1 Kalajoki 23.9 64.3 93km 3 41 32.0 Kaustinen 23.7 63.6 172km 3 41 17.2 Kemijärvi 27.4 66.7 191km 3 45 3.8 Kokkola 23.1 63.8 143km 3 40 43.1 Kolari 23.8 67.3 247km 3 41 22.9 Kuhmo 29.5 64.1 83km 3 47 9.4 Kuopio Huuhanmäki 27.6 62.9 230km 3 45 16.5 Kuusamo 29.2 66.0 117km 3 46 50.4 Meltaus 25.4 66.9 205km 3 42 58.2 Nilsiä 28.1 63.2 193km 3 45 43.1 Nurmes 29.1 63.5 149km 3 46 47.3 Oulainen 24.8 64.3 90km 3 42 24.5 Oulu Puolivälikangas 25.5 65.0 2km 3 43 5.7 Pello 24.0 66.8 186km 3 41 33.7 Posio 28.2 66.1 128km 3 45 48.0 Pudasjärvi 27.0 65.4 40km 3 44 36.5 Puolanka 27.7 64.9 11km 3 45 18.1 Pyhäjärvi 26.0 63.7 151km 3 43 35.0 Raahe 24.5 64.7 44km 3 42 4.7 Ranua 26.5 65.9 101km 3 44 7.5 Rovaniemi 25.7 66.5 160km 3 43 20.3 Salla 28.7 66.8 210km 3 46 18.1 Skellfteå 20.9 64.8 43km 3 38 29.4 Suomussalmi 28.9 64.9 3km 3 46 32.9 Taivalkoski 28.3 65.6 69km 3 45 53.1 Tervola 24.8 66.1 112km 3 42 24.3 Tornio 24.1 65.8 84km 3 41 44.4 Umeå 20.3 63.8 146km 3 37 50.0 Uusikaarlepyy 22.5 63.5 177km 3 40 6.6 Vaasa Sundom 21.6 63.0 233km 3 39 9.3 Viitasaari 25.9 63.1 218km 3 43 28.0 Vimpeli 23.8 63.2 215km 3 41 25.0 Ylitornio 23.7 66.3 134km 3 41 15.8