Grazing Occultation of 454 K3 Magnitude 5.6 [Red = 5.1] Date: 2020 Feb 29 21h 4m, to 2020 Feb 29 21h 10m 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 10 0 0 66 16 32.2 21 4 12 17 265 3.31 342.5 357.26 -3.52N 10 15 0 66 15 10.5 21 4 16 17 265 3.34 342.5 357.28 -3.50N 10 30 0 66 13 47.7 21 4 21 17 265 3.36 342.5 357.30 -3.48N 10 45 0 66 12 23.9 21 4 25 16 266 3.38 342.6 357.32 -3.46N 11 0 0 66 10 59.0 21 4 29 16 266 3.41 342.6 357.34 -3.44N 11 15 0 66 9 33.1 21 4 34 16 266 3.43 342.6 357.36 -3.42N 11 30 0 66 8 6.2 21 4 38 16 266 3.45 342.6 357.38 -3.40N 11 45 0 66 6 38.2 21 4 42 16 267 3.48 342.6 357.40 -3.38N 12 0 0 66 5 9.1 21 4 47 16 267 3.50 342.7 357.42 -3.36N 12 15 0 66 3 39.0 21 4 51 16 267 3.53 342.7 357.44 -3.34N 12 30 0 66 2 7.9 21 4 55 16 267 3.55 342.7 357.46 -3.32N 12 45 0 66 0 35.7 21 4 59 16 268 3.58 342.7 357.48 -3.30N 13 0 0 65 59 2.5 21 5 4 16 268 3.61 342.7 357.50 -3.28N 13 15 0 65 57 28.2 21 5 8 15 268 3.63 342.8 357.52 -3.26N 13 30 0 65 55 52.8 21 5 12 15 268 3.66 342.8 357.54 -3.24N 13 45 0 65 54 16.4 21 5 16 15 269 3.69 342.8 357.56 -3.22N 14 0 0 65 52 39.0 21 5 20 15 269 3.71 342.8 357.58 -3.20N 14 15 0 65 51 0.4 21 5 24 15 269 3.74 342.8 357.60 -3.18N 14 30 0 65 49 19.8 21 5 28 15 269 3.77 342.9 357.62 -3.16N 14 45 0 65 47 39.1 21 5 32 15 270 3.80 342.9 357.64 -3.14N 15 0 0 65 45 57.4 21 5 36 15 270 3.83 342.9 357.66 -3.12N 15 15 0 65 44 14.6 21 5 40 15 270 3.86 342.9 357.68 -3.10N 15 30 0 65 42 30.8 21 5 44 14 270 3.89 342.9 357.70 -3.09N 15 45 0 65 40 45.9 21 5 48 14 271 3.92 343.0 357.72 -3.07N 16 0 0 65 38 59.9 21 5 52 14 271 3.95 343.0 357.74 -3.05N 16 15 0 65 37 12.8 21 5 56 14 271 3.99 343.0 357.75 -3.03N 16 30 0 65 35 24.7 21 6 0 14 271 4.02 343.0 357.77 -3.01N 16 45 0 65 33 35.5 21 6 3 14 272 4.05 343.0 357.79 -2.99N 17 0 0 65 31 45.3 21 6 7 14 272 4.09 343.0 357.81 -2.97N 17 15 0 65 29 54.0 21 6 11 14 272 4.12 343.1 357.83 -2.95N 17 30 0 65 28 1.5 21 6 15 14 272 4.16 343.1 357.85 -2.93N 17 45 0 65 26 8.1 21 6 18 13 273 4.19 343.1 357.87 -2.91N 18 0 0 65 24 13.5 21 6 22 13 273 4.23 343.1 357.89 -2.89N 18 15 0 65 22 17.9 21 6 25 13 273 4.27 343.1 357.91 -2.87N 18 30 0 65 20 21.2 21 6 29 13 273 4.31 343.2 357.93 -2.85N 18 45 0 65 18 23.4 21 6 33 13 274 4.34 343.2 357.95 -2.83N 19 0 0 65 16 24.5 21 6 36 13 274 4.38 343.2 357.97 -2.81N 19 15 0 65 14 24.6 21 6 40 13 274 4.42 343.2 357.99 -2.80N 19 30 0 65 12 23.5 21 6 43 13 274 4.46 343.2 358.01 -2.78N 19 45 0 65 10 21.4 21 6 47 13 275 4.51 343.3 358.02 -2.76N 20 0 0 65 8 18.2 21 6 50 12 275 4.55 343.3 358.04 -2.74N 20 15 0 65 6 13.9 21 6 53 12 275 4.59 343.3 358.06 -2.72N 20 30 0 65 4 8.5 21 6 57 12 275 4.64 343.3 358.08 -2.70N 20 45 0 65 2 2.1 21 7 0 12 275 4.68 343.3 358.10 -2.68N 21 0 0 64 59 54.5 21 7 3 12 276 4.73 343.4 358.12 -2.66N 21 15 0 64 57 45.9 21 7 7 12 276 4.78 343.4 358.14 -2.64N 21 30 0 64 55 36.1 21 7 10 12 276 4.82 343.4 358.16 -2.62N 21 45 0 64 53 25.3 21 7 13 12 276 4.87 343.4 358.18 -2.61N 22 0 0 64 51 13.4 21 7 16 11 277 4.92 343.4 358.20 -2.59N 22 15 0 64 49 0.3 21 7 20 11 277 4.98 343.4 358.21 -2.57N 22 30 0 64 46 46.2 21 7 23 11 277 5.03 343.5 358.23 -2.55N 22 45 0 64 44 30.9 21 7 26 11 277 5.08 343.5 358.25 -2.53N 23 0 0 64 42 14.6 21 7 29 11 278 5.14 343.5 358.27 -2.51N 23 15 0 64 39 57.1 21 7 32 11 278 5.19 343.5 358.29 -2.49N 23 30 0 64 37 38.6 21 7 35 11 278 5.25 343.5 358.31 -2.47N 23 45 0 64 35 18.9 21 7 38 11 278 5.31 343.6 358.33 -2.46N 24 0 0 64 32 58.1 21 7 41 11 279 5.37 343.6 358.35 -2.44N 24 15 0 64 30 36.2 21 7 44 10 279 5.43 343.6 358.36 -2.42N 24 30 0 64 28 13.3 21 7 47 10 279 5.50 343.6 358.38 -2.40N 24 45 0 64 25 49.2 21 7 50 10 279 5.56 343.6 358.40 -2.38N 25 0 0 64 23 23.9 21 7 52 10 280 5.63 343.7 358.42 -2.36N 25 15 0 64 20 57.6 21 7 55 10 280 5.70 343.7 358.44 -2.34N 25 30 0 64 18 30.2 21 7 58 10 280 5.77 343.7 358.46 -2.33N 25 45 0 64 16 1.6 21 8 1 10 280 5.84 343.7 358.48 -2.31N 26 0 0 64 13 32.0 21 8 3 10 281 5.91 343.7 358.49 -2.29N 26 15 0 64 11 1.2 21 8 6 9 281 5.99 343.7 358.51 -2.27N 26 30 0 64 8 29.3 21 8 9 9 281 6.07 343.8 358.53 -2.25N 26 45 0 64 5 56.3 21 8 11 9 281 6.15 343.8 358.55 -2.23N 27 0 0 64 3 22.2 21 8 14 9 281 6.23 343.8 358.57 -2.22N 27 15 0 64 0 46.9 21 8 16 9 282 6.32 343.8 358.59 -2.20N 27 30 0 63 58 10.6 21 8 19 9 282 6.40 343.8 358.60 -2.18N 27 45 0 63 55 33.1 21 8 21 9 282 6.49 343.9 358.62 -2.16N 28 0 0 63 52 54.5 21 8 24 9 282 6.59 343.9 358.64 -2.14N 28 15 0 63 50 14.8 21 8 26 9 283 6.68 343.9 358.66 -2.12N 28 30 0 63 47 33.9 21 8 29 8 283 6.78 343.9 358.68 -2.11N 28 45 0 63 44 51.9 21 8 31 8 283 6.88 343.9 358.70 -2.09N 29 0 0 63 42 8.8 21 8 33 8 283 6.99 343.9 358.71 -2.07N 29 15 0 63 39 24.6 21 8 35 8 284 7.10 344.0 358.73 -2.05N 29 30 0 63 36 39.3 21 8 38 8 284 7.21 344.0 358.75 -2.03N 29 45 0 63 33 52.8 21 8 40 8 284 7.32 344.0 358.77 -2.02N 30 0 0 63 31 5.2 21 8 42 8 284 7.44 344.0 358.79 -2.00N 30 15 0 63 28 16.5 21 8 44 8 285 7.57 344.0 358.80 -1.98N 30 30 0 63 25 26.6 21 8 46 7 285 7.70 344.1 358.82 -1.96N 30 45 0 63 22 35.3 21 8 48 7 285 7.83 344.1 358.84 -1.94N 31 0 0 63 19 43.2 21 8 50 7 285 7.97 344.1 358.86 -1.93N 31 15 0 63 16 49.9 21 8 52 7 285 8.11 344.1 358.87 -1.91N 31 30 0 63 13 55.5 21 8 54 7 286 8.26 344.1 358.89 -1.89N 31 45 0 63 11 0.0 21 8 56 7 286 8.41 344.1 358.91 -1.87N 32 0 0 63 8 3.3 21 8 58 7 286 8.57 344.2 358.93 -1.86N 32 15 0 63 5 5.5 21 9 0 7 286 8.74 344.2 358.94 -1.84N 32 30 0 63 2 6.6 21 9 1 6 287 8.92 344.2 358.96 -1.82N 32 45 0 62 59 6.5 21 9 3 6 287 9.10 344.2 358.98 -1.80N 33 0 0 62 56 5.3 21 9 5 6 287 9.29 344.2 359.00 -1.79N 33 15 0 62 53 3.0 21 9 6 6 287 9.48 344.2 359.01 -1.77N 33 30 0 62 49 59.5 21 9 8 6 288 9.69 344.3 359.03 -1.75N 33 45 0 62 46 54.9 21 9 10 6 288 9.91 344.3 359.05 -1.73N 34 0 0 62 43 49.2 21 9 11 6 288 10.13 344.3 359.07 -1.72N 34 15 0 62 40 42.3 21 9 13 6 288 10.37 344.3 359.08 -1.70N 34 30 0 62 37 34.2 21 9 14 5 288 10.62 344.3 359.10 -1.68N 34 45 0 62 34 25.1 21 9 16 5 289 10.88 344.4 359.12 -1.66N 35 0 0 62 31 14.8 21 9 17 5 289 11.16 344.4 359.14 -1.65N 35 15 0 62 28 3.3 21 9 18 5 289 11.45 344.4 359.15 -1.63N 35 30 0 62 24 50.7 21 9 20 5 289 11.75 344.4 359.17 -1.61N 35 45 0 62 21 37.0 21 9 21 5 290 12.08 344.4 359.19 -1.59N 36 0 0 62 18 22.1 21 9 22 5 290 12.42 344.4 359.21 -1.58N 36 15 0 62 15 6.1 21 9 23 4 290 12.78 344.5 359.22 -1.56N 36 30 0 62 11 48.9 21 9 24 4 290 13.17 344.5 359.24 -1.54N 36 45 0 62 8 30.6 21 9 26 4 290 13.58 344.5 359.26 -1.53N 37 0 0 62 5 11.6 21 9 27 4 291 14.02 344.5 359.27 -1.51N 37 15 0 62 1 51.0 21 9 28 4 291 14.49 344.5 359.29 -1.49N 37 30 0 61 58 29.3 21 9 29 4 291 14.99 344.5 359.31 -1.48N 37 45 0 61 55 6.4 21 9 30 4 291 15.53 344.6 359.32 -1.46N 38 0 0 61 51 42.4 21 9 30 4 292 16.11 344.6 359.34 -1.44N 38 15 0 61 48 17.2 21 9 31 3 292 16.73 344.6 359.36 -1.43N 38 30 0 61 44 50.9 21 9 32 3 292 17.41 344.6 359.37 -1.41N 38 45 0 61 41 23.4 21 9 33 3 292 18.15 344.6 359.39 -1.39N 39 0 0 61 37 54.8 21 9 33 3 293 18.95 344.6 359.41 -1.38N 39 15 0 61 34 24.9 21 9 34 3 293 19.83 344.7 359.42 -1.36N 39 30 0 61 30 54.0 21 9 35 3 293 20.80 344.7 359.44 -1.34N 39 45 0 61 27 21.8 21 9 35 3 293 21.86 344.7 359.46 -1.33N 40 0 0 61 23 48.5 21 9 36 2 293 23.05 344.7 359.47 -1.31N 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 4 meters [Estimated] C A S S I N I R E G I O N G R A Z E Librations Long -6.07 Lat +5.50 P +357.87 D -5.07 Illumination of moon 31%+ Elongation of Moon 67 Vertical Profile Scale approx. 2.58 km/arcsec at mean distance of moon Horizontal Scale Factor 1.93 deg/min At longitude 25.00: Limiting Magnitudes for various telescope apertures (in cm) CA\Tdia 5 10 15 20 25 30 35 -6.4 2.5 3.8 4.3 4.6 4.7 4.8 4.9 -4.4 2.5 3.8 4.3 4.6 4.7 4.8 4.9 -2.4 2.5 3.8 4.3 4.6 4.7 4.8 4.9 -0.4 2.5 3.8 4.3 4.6 4.7 4.8 4.9 1.6 4.1 5.4 6.1 6.4 6.7 6.8 6.9 ------------------------------------------------------------------------------ Results of Observer Scan UT Site Long. Lat. Dist. h m s Ähtäri 24.1 62.6 207km 21 7 41.9 Bodø 14.4 67.3 154km 21 5 26.6 Haapajärvi 25.3 63.7 62km 21 7 55.8 Iisalmi 27.2 63.5 49km 21 8 15.6 Ilomantsi 30.9 62.7 69km 21 8 49.4 Joensuu Jakokoski 30.0 62.7 81km 21 8 41.8 Jyväskylä Rihlaperä 25.7 62.2 213km 21 8 0.1 Kajaani Lehtikangas 27.7 64.2 30km 21 8 21.1 Kalajoki 23.9 64.3 32km 21 7 40.1 Kaustinen 23.7 63.6 110km 21 7 37.2 Kokkola 23.1 63.8 90km 21 7 30.4 Kuhmo 29.5 64.1 53km 21 8 37.6 Kuopio Huuhanmäki 27.6 62.9 109km 21 8 20.2 Mikkeli Kiiskinmäki 27.2 61.7 243km 21 8 16.1 Nilsiä 28.1 63.2 68km 21 8 24.5 Nurmes 29.1 63.5 14km 21 8 34.3 Oulainen 24.8 64.3 16km 21 7 50.1 Oulu Puolivälikangas 25.5 65.0 75km 21 7 57.7 Pello 24.0 66.8 229km 21 7 40.4 Pudasjärvi 27.0 65.4 134km 21 8 13.6 Puolanka 27.7 64.9 95km 21 8 20.5 Pyhäjärvi 26.0 63.7 58km 21 8 2.9 Raahe 24.5 64.7 22km 21 7 46.3 Ranua 26.5 65.9 183km 21 8 8.6 Rautalampi 26.7 62.6 160km 21 8 10.6 Rovaniemi 25.7 66.5 227km 21 8 0.3 Savonlinna 28.9 61.9 192km 21 8 31.9 Seinäjoki 22.8 62.8 204km 21 7 26.9 Skellfteå 20.9 64.8 27km 21 7 2.3 Suomussalmi 28.9 64.9 118km 21 8 32.2 Taivalkoski 28.3 65.6 176km 21 8 26.0 Tervola 24.8 66.1 171km 21 7 50.0 Tornio 24.1 65.8 137km 21 7 42.5 Umeå 20.3 63.8 135km 21 6 53.6 Uusikaarlepyy 22.5 63.5 132km 21 7 23.0 Vaasa Sundom 21.6 63.0 198km 21 7 11.0 Varkaus 27.9 62.3 165km 21 8 22.5 Viitasaari 25.9 63.1 123km 21 8 1.7 Vimpeli 23.8 63.2 148km 21 7 38.7 Ylitornio 23.7 66.3 177km 21 7 36.9