Grazing Occultation of 444cK6 Magnitude 5.9 [Red = 5.1] Date: 2017 Dec 01 23h 58m, to 2017 Dec 02 0h 18m 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 20 0 0 59 59 23.2 0 6 1 30 236 1.74 163.1 179.43 -12.04S 20 30 0 60 0 38.0 0 6 22 30 237 1.75 163.1 179.48 -12.09S 21 0 0 60 1 47.9 0 6 43 29 237 1.77 163.2 179.53 -12.15S 21 30 0 60 2 53.1 0 7 4 29 238 1.79 163.2 179.58 -12.20S 22 0 0 60 3 53.4 0 7 25 29 239 1.81 163.3 179.63 -12.25S 22 30 0 60 4 48.9 0 7 45 29 239 1.83 163.3 179.68 -12.29S 23 0 0 60 5 39.7 0 8 6 28 240 1.85 163.4 179.73 -12.34S 23 30 0 60 6 25.8 0 8 26 28 240 1.87 163.4 179.78 -12.39S 24 0 0 60 7 7.1 0 8 46 28 241 1.89 163.5 179.83 -12.44S 24 30 0 60 7 43.8 0 9 6 28 241 1.91 163.5 179.88 -12.49S 25 0 0 60 8 15.9 0 9 25 27 242 1.93 163.6 179.93 -12.54S 25 30 0 60 8 43.3 0 9 44 27 243 1.95 163.6 179.98 -12.59S 26 0 0 60 9 6.1 0 10 4 27 243 1.98 163.7 180.02 -12.64S 26 30 0 60 9 24.3 0 10 22 27 244 2.00 163.7 180.07 -12.68S 27 0 0 60 9 37.9 0 10 41 26 244 2.02 163.8 180.12 -12.73S 27 30 0 60 9 46.9 0 11 0 26 245 2.05 163.8 180.17 -12.78S 28 0 0 60 9 51.5 0 11 18 26 245 2.07 163.9 180.21 -12.82S 28 30 0 60 9 51.5 0 11 36 26 246 2.09 163.9 180.26 -12.87S 29 0 0 60 9 47.0 0 11 54 25 247 2.12 163.9 180.31 -12.92S 29 30 0 60 9 38.0 0 12 12 25 247 2.14 164.0 180.35 -12.96S 30 0 0 60 9 24.6 0 12 30 25 248 2.17 164.0 180.40 -13.01S 30 30 0 60 9 6.7 0 12 47 24 248 2.20 164.1 180.44 -13.06S 31 0 0 60 8 44.4 0 13 4 24 249 2.22 164.1 180.49 -13.10S 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 7 meters [Estimated] 444 is double: This next pair is not confirmed ** 6.7 6.7 0.10" 161.0 (OCc 596) Graze path of ? approximately 0.3 km north, and 0.0 secs later compared to the primary - refer to graze profile for exact distances Librations Long -5.19 Lat +7.23 P +179.25 D +7.49 Illumination of moon 96%+ Elongation of Moon 156 Vertical Profile Scale approx. 2.45 km/arcsec at mean distance of moon Horizontal Scale Factor 1.86 deg/min At longitude 25.00: Limiting Magnitudes for various telescope apertures (in cm) CA\Tdia 5 10 15 20 25 30 35 -16.5 2.2 3.6 4.3 4.7 5.0 5.1 5.2 -14.5 2.2 3.6 4.3 4.7 5.0 5.1 5.2 -12.5 2.2 3.6 4.3 4.7 5.0 5.1 5.2 -10.5 2.2 3.6 4.3 4.7 5.0 5.1 5.2 -8.5 2.2 3.6 4.3 4.7 5.0 5.1 5.2 ------------------------------------------------------------------------------ Results of Observer Scan UT Site Long. Lat. Dist. h m s Helsinki Kaivopuisto 25.0 60.2 2km 0 9 23.2 Siuntio 24.2 60.2 5km 0 8 53.5 Kemiö 22.8 60.1 6km 0 7 56.6 Pirkkola 24.9 60.2 11km 0 9 21.3 Maarianhamina 19.9 60.1 13km 0 5 58.2 Vantaa 25.0 60.3 20km 0 9 24.2 Porvoo 25.7 60.4 26km 0 9 51.9 Salo 23.1 60.4 32km 0 8 11.1 Loviisa 26.2 60.5 33km 0 10 11.9 Järvenpää 25.1 60.5 38km 0 9 28.6 Turku Isoheikkilä 22.2 60.5 42km 0 7 34.2 Hamina 27.2 60.6 45km 0 10 48.6 Artjärvi Tähtikallio 26.2 60.7 64km 0 10 11.5 Forssa 23.6 60.8 77km 0 8 31.1 Tallinna 24.8 59.4 81km 0 9 15.2 Loimaa 23.1 60.8 83km 0 8 7.7 Lahti Pirttiharju 25.6 61.0 93km 0 9 47.7 Hämeenlinna 24.4 61.0 96km 0 9 2.7 Lappeenranta 28.2 61.1 99km 0 11 24.9