Grazing Occultation of 741cK1 Magnitude 5.5 [Red = 4.8] Date: 2017 Apr 01 18h 22m, to 2017 Apr 01 18h 42m 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 18 0 0 61 43 26.4 18 27 35 -7 33 242 1.53 354.8 0.51 -2.05N 19 0 0 61 36 9.1 18 28 18 -7 33 243 1.55 354.9 0.59 -1.97N 20 0 0 61 28 32.9 18 29 1 -8 32 245 1.58 354.9 0.67 -1.89N 21 0 0 61 20 37.7 18 29 44 -8 32 246 1.61 355.0 0.75 -1.81N 22 0 0 61 12 23.4 18 30 26 -9 31 247 1.64 355.1 0.83 -1.73N 23 0 0 61 3 50.0 18 31 9 -10 31 248 1.67 355.2 0.91 -1.65N 24 0 0 60 54 57.5 18 31 50 -10 30 250 1.70 355.3 0.99 -1.57N 25 0 0 60 45 46.0 18 32 32 -11 30 251 1.74 355.3 1.07 -1.49N 26 0 0 60 36 15.4 18 33 13 -11 29 252 1.77 355.4 1.14 -1.42N 27 0 0 60 26 25.7 18 33 53 -12 29 253 1.81 355.5 1.22 -1.34N 28 0 0 60 16 16.8 18 34 34 28 254 1.85 355.6 1.29 -1.27N 29 0 0 60 5 48.9 18 35 14 28 256 1.89 355.6 1.37 -1.19N 30 0 0 59 55 1.9 18 35 53 27 257 1.93 355.7 1.44 -1.12N 31 0 0 59 43 55.9 18 36 32 27 258 1.97 355.8 1.51 -1.05N 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 6 meters [Estimated] 741 is double: This next pair is not confirmed ** 6.5 6.5 0.08" 240.0 (OCc1248) Graze path of ? approximately 0.1 km north, and 0.1 secs earlier compared to the primary - refer to graze profile for exact distances C A S S I N I R E G I O N G R A Z E Librations Long +2.05 Lat +7.23 P +1.32 D -6.94 Illumination of moon 27%+ Elongation of Moon 63 Vertical Profile Scale approx. 2.60 km/arcsec at mean distance of moon Horizontal Scale Factor 1.87 deg/min At longitude 25.00: Limiting Magnitudes for various telescope apertures (in cm) CA\Tdia 5 10 15 20 25 30 35 -5.5 3.3 4.6 5.4 5.8 6.1 6.2 6.4 -3.5 3.3 4.6 5.4 5.8 6.1 6.2 6.4 -1.5 3.3 4.6 5.4 5.8 6.1 6.2 6.4 0.5 5.0 6.5 7.2 7.7 8.1 8.3 8.5 2.5 5.0 6.5 7.2 7.7 8.1 8.3 8.5 ------------------------------------------------------------------------------ Results of Observer Scan UT Site Long. Lat. Dist. h m s Loviisa 26.2 60.5 12km 18 33 21.8 Hämeenlinna 24.4 61.0 15km 18 32 8.0 Artjärvi Tähtikallio 26.2 60.7 17km 18 33 21.4 Hamina 27.2 60.6 17km 18 34 1.4 Forssa 23.6 60.8 18km 18 31 34.9 Loimaa 23.1 60.8 23km 18 31 10.6 Ulvila Vesitorni 21.9 61.4 23km 18 30 23.2 Pori 21.8 61.5 27km 18 30 17.9 Järvenpää 25.1 60.5 28km 18 32 35.4 Porvoo 25.7 60.4 28km 18 33 0.3 Lahti Pirttiharju 25.6 61.0 33km 18 32 55.8 Vantaa 25.0 60.3 48km 18 32 30.9 Kangasala 24.0 61.4 51km 18 31 50.3 Hämeenlinnanväylä 24.9 60.2 58km 18 32 27.6 Pirkkola 24.9 60.2 58km 18 32 27.8 Tampere Kauppi 23.8 61.5 60km 18 31 41.6 Merikarvia 21.5 61.9 62km 18 30 5.3 Helsinki Kaivopuisto 25.0 60.2 65km 18 32 29.8 Salo 23.1 60.4 70km 18 31 14.1 Siuntio 24.2 60.2 76km 18 31 58.4 Turku Isoheikkilä 22.2 60.5 77km 18 30 36.0 Lappeenranta 28.2 61.1 85km 18 34 41.1 Grazing Occultation of 741cK1 Magnitude 5.5 [Red = 4.8] Date: 2017 Apr 01 18h 22m, to 2017 Apr 01 18h 42m 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 62 30 25.5 18 21 36 -2 37 232 1.35 354.1 359.84 -2.72N 10 15 0 62 29 15.6 18 21 48 -2 36 232 1.36 354.1 359.86 -2.70N 10 30 0 62 28 4.5 18 21 59 -3 36 232 1.36 354.2 359.88 -2.68N 10 45 0 62 26 52.2 18 22 10 -3 36 233 1.37 354.2 359.90 -2.66N 11 0 0 62 25 38.8 18 22 22 -3 36 233 1.37 354.2 359.92 -2.63N 11 15 0 62 24 24.2 18 22 33 -3 36 233 1.37 354.2 359.94 -2.61N 11 30 0 62 23 8.5 18 22 45 -3 36 234 1.38 354.2 359.97 -2.59N 11 45 0 62 21 51.5 18 22 56 -3 36 234 1.39 354.3 359.99 -2.57N 12 0 0 62 20 33.4 18 23 7 -3 36 234 1.39 354.3 0.01 -2.55N 12 15 0 62 19 14.2 18 23 19 -4 36 235 1.40 354.3 0.03 -2.53N 12 30 0 62 17 53.7 18 23 30 -4 36 235 1.40 354.3 0.05 -2.51N 12 45 0 62 16 32.1 18 23 41 -4 35 235 1.41 354.3 0.07 -2.49N 13 0 0 62 15 9.3 18 23 53 -4 35 236 1.41 354.4 0.09 -2.46N 13 15 0 62 13 45.4 18 24 4 -4 35 236 1.42 354.4 0.12 -2.44N 13 30 0 62 12 20.2 18 24 15 -4 35 236 1.42 354.4 0.14 -2.42N 13 45 0 62 10 53.9 18 24 26 -4 35 237 1.43 354.4 0.16 -2.40N 14 0 0 62 9 26.5 18 24 38 -5 35 237 1.43 354.5 0.18 -2.38N 14 15 0 62 7 57.8 18 24 49 -5 35 237 1.44 354.5 0.20 -2.36N 14 30 0 62 6 28.0 18 25 0 -5 35 238 1.44 354.5 0.22 -2.34N 14 45 0 62 4 57.0 18 25 11 -5 35 238 1.45 354.5 0.24 -2.32N 15 0 0 62 3 24.8 18 25 22 -5 34 238 1.46 354.5 0.26 -2.30N 15 15 0 62 1 51.4 18 25 33 -5 34 239 1.46 354.6 0.28 -2.28N 15 30 0 62 0 16.9 18 25 44 -5 34 239 1.47 354.6 0.30 -2.25N 15 45 0 61 58 41.2 18 25 55 -6 34 239 1.47 354.6 0.33 -2.23N 16 0 0 61 57 4.3 18 26 7 -6 34 239 1.48 354.6 0.35 -2.21N 16 15 0 61 55 26.3 18 26 18 -6 34 240 1.48 354.6 0.37 -2.19N 16 30 0 61 53 47.0 18 26 29 -6 34 240 1.49 354.7 0.39 -2.17N 16 45 0 61 52 6.6 18 26 40 -6 34 240 1.50 354.7 0.41 -2.15N 17 0 0 61 50 25.0 18 26 51 -6 34 241 1.50 354.7 0.43 -2.13N 17 15 0 61 48 42.2 18 27 2 -6 34 241 1.51 354.7 0.45 -2.11N 17 30 0 61 46 58.3 18 27 12 -7 33 241 1.52 354.7 0.47 -2.09N 17 45 0 61 45 13.1 18 27 23 -7 33 242 1.52 354.8 0.49 -2.07N 18 0 0 61 43 26.8 18 27 34 -7 33 242 1.53 354.8 0.51 -2.05N 18 15 0 61 41 39.3 18 27 45 -7 33 242 1.53 354.8 0.53 -2.03N 18 30 0 61 39 50.6 18 27 56 -7 33 243 1.54 354.8 0.55 -2.01N 18 45 0 61 38 0.7 18 28 7 -7 33 243 1.55 354.8 0.57 -1.99N 19 0 0 61 36 9.6 18 28 18 -7 33 243 1.55 354.9 0.59 -1.97N 19 15 0 61 34 17.3 18 28 29 -8 33 244 1.56 354.9 0.61 -1.95N 19 30 0 61 32 23.9 18 28 39 -8 33 244 1.57 354.9 0.63 -1.93N 19 45 0 61 30 29.2 18 28 50 -8 32 244 1.57 354.9 0.65 -1.91N 20 0 0 61 28 33.4 18 29 1 -8 32 245 1.58 354.9 0.67 -1.89N 20 15 0 61 26 36.4 18 29 12 -8 32 245 1.59 355.0 0.69 -1.87N 20 30 0 61 24 38.2 18 29 22 -8 32 245 1.60 355.0 0.71 -1.85N 20 45 0 61 22 38.8 18 29 33 -8 32 246 1.60 355.0 0.73 -1.83N 21 0 0 61 20 38.2 18 29 44 -8 32 246 1.61 355.0 0.75 -1.81N 21 15 0 61 18 36.4 18 29 54 -9 32 246 1.62 355.0 0.77 -1.79N 21 30 0 61 16 33.4 18 30 5 -9 32 246 1.62 355.1 0.79 -1.77N 21 45 0 61 14 29.2 18 30 16 -9 31 247 1.63 355.1 0.81 -1.75N 22 0 0 61 12 23.9 18 30 26 -9 31 247 1.64 355.1 0.83 -1.73N 22 15 0 61 10 17.3 18 30 37 -9 31 247 1.65 355.1 0.85 -1.71N 22 30 0 61 8 9.6 18 30 47 -9 31 248 1.65 355.1 0.87 -1.69N 22 45 0 61 6 0.7 18 30 58 -9 31 248 1.66 355.2 0.89 -1.67N 23 0 0 61 3 50.5 18 31 8 -10 31 248 1.67 355.2 0.91 -1.65N 23 15 0 61 1 39.2 18 31 19 -10 31 249 1.68 355.2 0.93 -1.63N 23 30 0 60 59 26.7 18 31 29 -10 31 249 1.69 355.2 0.95 -1.61N 23 45 0 60 57 13.0 18 31 40 -10 31 249 1.69 355.2 0.97 -1.59N 24 0 0 60 54 58.1 18 31 50 -10 30 250 1.70 355.3 0.99 -1.57N 24 15 0 60 52 42.0 18 32 0 -10 30 250 1.71 355.3 1.01 -1.55N 24 30 0 60 50 24.8 18 32 11 -10 30 250 1.72 355.3 1.03 -1.53N 24 45 0 60 48 6.3 18 32 21 -11 30 250 1.73 355.3 1.05 -1.51N 25 0 0 60 45 46.6 18 32 31 -11 30 251 1.74 355.3 1.07 -1.49N 25 15 0 60 43 25.8 18 32 42 -11 30 251 1.75 355.4 1.09 -1.47N 25 30 0 60 41 3.7 18 32 52 -11 30 251 1.75 355.4 1.10 -1.45N 25 45 0 60 38 40.5 18 33 2 -11 30 252 1.76 355.4 1.12 -1.44N 26 0 0 60 36 16.0 18 33 12 -11 29 252 1.77 355.4 1.14 -1.42N 26 15 0 60 33 50.4 18 33 23 -11 29 252 1.78 355.4 1.16 -1.40N 26 30 0 60 31 23.6 18 33 33 -12 29 253 1.79 355.5 1.18 -1.38N 26 45 0 60 28 55.6 18 33 43 -12 29 253 1.80 355.5 1.20 -1.36N 27 0 0 60 26 26.4 18 33 53 -12 29 253 1.81 355.5 1.22 -1.34N 27 15 0 60 23 55.9 18 34 3 29 253 1.82 355.5 1.24 -1.32N 27 30 0 60 21 24.3 18 34 13 29 254 1.83 355.5 1.26 -1.30N 27 45 0 60 18 51.5 18 34 23 29 254 1.84 355.5 1.28 -1.29N 28 0 0 60 16 17.6 18 34 33 28 254 1.85 355.6 1.29 -1.27N 28 15 0 60 13 42.4 18 34 43 28 255 1.86 355.6 1.31 -1.25N 28 30 0 60 11 6.0 18 34 53 28 255 1.87 355.6 1.33 -1.23N 28 45 0 60 8 28.4 18 35 3 28 255 1.88 355.6 1.35 -1.21N 29 0 0 60 5 49.7 18 35 13 28 256 1.89 355.6 1.37 -1.19N 29 15 0 60 3 9.7 18 35 23 28 256 1.90 355.7 1.39 -1.17N 29 30 0 60 0 28.6 18 35 33 28 256 1.91 355.7 1.40 -1.16N 29 45 0 59 57 46.2 18 35 43 28 256 1.92 355.7 1.42 -1.14N 30 0 0 59 55 2.7 18 35 53 27 257 1.93 355.7 1.44 -1.12N 30 15 0 59 52 18.0 18 36 2 27 257 1.94 355.7 1.46 -1.10N 30 30 0 59 49 32.1 18 36 12 27 257 1.95 355.7 1.48 -1.08N 30 45 0 59 46 45.1 18 36 22 27 258 1.96 355.8 1.50 -1.07N 31 0 0 59 43 56.8 18 36 32 27 258 1.97 355.8 1.51 -1.05N 31 15 0 59 41 7.4 18 36 41 27 258 1.99 355.8 1.53 -1.03N 31 30 0 59 38 16.7 18 36 51 27 258 2.00 355.8 1.55 -1.01N 31 45 0 59 35 24.9 18 37 0 26 259 2.01 355.8 1.57 -0.99N 32 0 0 59 32 31.9 18 37 10 26 259 2.02 355.9 1.58 -0.98N 32 15 0 59 29 37.8 18 37 20 26 259 2.03 355.9 1.60 -0.96N 32 30 0 59 26 42.4 18 37 29 26 260 2.05 355.9 1.62 -0.94N 32 45 0 59 23 45.9 18 37 39 26 260 2.06 355.9 1.64 -0.92N 33 0 0 59 20 48.2 18 37 48 26 260 2.07 355.9 1.65 -0.91N 33 15 0 59 17 49.3 18 37 57 26 260 2.08 355.9 1.67 -0.89N 33 30 0 59 14 49.2 18 38 7 25 261 2.10 356.0 1.69 -0.87N 33 45 0 59 11 48.0 18 38 16 25 261 2.11 356.0 1.71 -0.85N 34 0 0 59 8 45.6 18 38 26 25 261 2.12 356.0 1.72 -0.84N 34 15 0 59 5 42.1 18 38 35 25 262 2.14 356.0 1.74 -0.82N 34 30 0 59 2 37.3 18 38 44 25 262 2.15 356.0 1.76 -0.80N 34 45 0 58 59 31.5 18 38 53 25 262 2.16 356.0 1.78 -0.79N 35 0 0 58 56 24.4 18 39 2 25 262 2.18 356.1 1.79 -0.77N 35 15 0 58 53 16.2 18 39 12 25 263 2.19 356.1 1.81 -0.75N 35 30 0 58 50 6.8 18 39 21 24 263 2.21 356.1 1.83 -0.73N 35 45 0 58 46 56.3 18 39 30 24 263 2.22 356.1 1.84 -0.72N 36 0 0 58 43 44.6 18 39 39 24 264 2.24 356.1 1.86 -0.70N 36 15 0 58 40 31.8 18 39 48 24 264 2.25 356.1 1.88 -0.68N 36 30 0 58 37 17.8 18 39 57 24 264 2.27 356.2 1.89 -0.67N 36 45 0 58 34 2.7 18 40 6 24 264 2.28 356.2 1.91 -0.65N 37 0 0 58 30 46.4 18 40 15 24 265 2.30 356.2 1.93 -0.63N 37 15 0 58 27 29.0 18 40 24 23 265 2.31 356.2 1.94 -0.62N 37 30 0 58 24 10.4 18 40 32 23 265 2.33 356.2 1.96 -0.60N 37 45 0 58 20 50.7 18 40 41 23 265 2.35 356.2 1.98 -0.59N 38 0 0 58 17 29.8 18 40 50 23 266 2.36 356.3 1.99 -0.57N 38 15 0 58 14 7.9 18 40 59 23 266 2.38 356.3 2.01 -0.55N 38 30 0 58 10 44.8 18 41 7 23 266 2.40 356.3 2.02 -0.54N 38 45 0 58 7 20.5 18 41 16 22 267 2.42 356.3 2.04 -0.52N 39 0 0 58 3 55.2 18 41 25 22 267 2.43 356.3 2.06 -0.51N 39 15 0 58 0 28.7 18 41 33 22 267 2.45 356.3 2.07 -0.49N 39 30 0 57 57 1.1 18 41 42 22 267 2.47 356.4 2.09 -0.47N 39 45 0 57 53 32.4 18 41 50 22 268 2.49 356.4 2.10 -0.46N 40 0 0 57 50 2.6 18 41 59 22 268 2.51 356.4 2.12 -0.44N 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 6 meters [Estimated] 741 is double: This next pair is not confirmed ** 6.5 6.5 0.08" 240.0 (OCc1248) Graze path of ? approximately 0.1 km north, and 0.1 secs earlier compared to the primary - refer to graze profile for exact distances C A S S I N I R E G I O N G R A Z E Librations Long +2.05 Lat +7.23 P +1.32 D -6.94 Illumination of moon 27%+ Elongation of Moon 63 Vertical Profile Scale approx. 2.60 km/arcsec at mean distance of moon Horizontal Scale Factor 1.87 deg/min At longitude 25.00: Limiting Magnitudes for various telescope apertures (in cm) CA\Tdia 5 10 15 20 25 30 35 -5.5 3.3 4.6 5.4 5.8 6.1 6.2 6.4 -3.5 3.3 4.6 5.4 5.8 6.1 6.2 6.4 -1.5 3.3 4.6 5.4 5.8 6.1 6.2 6.4 0.5 5.0 6.5 7.2 7.7 8.1 8.3 8.5 2.5 5.0 6.5 7.2 7.7 8.1 8.3 8.5 ------------------------------------------------------------------------------ Double star catalogue details No entries found within 1.2 arcmins of 4 57 22.3, 17 9 13 ------------------------------------------------------------------------------ Results of Observer Scan UT Site Long. Lat. Dist. h m s Ähtäri 24.1 62.6 174km 18 31 53.9 Artjärvi Tähtikallio 26.2 60.7 17km 18 33 21.1 Forssa 23.6 60.8 18km 18 31 34.6 Hämeenlinna 24.4 61.0 15km 18 32 7.7 Hämeenlinnanväylä 24.9 60.2 58km 18 32 27.3 Hamina 27.2 60.6 17km 18 34 1.1 Hartola 26.0 61.6 102km 18 33 13.2 Helsinki Kaivopuisto 25.0 60.2 65km 18 32 29.5 Imatra 28.8 61.2 113km 18 35 4.2 Järvenpää 25.1 60.5 28km 18 32 35.1 Jyväskylä Rihlaperä 25.7 62.2 166km 18 33 0.3 Kangasala 24.0 61.4 51km 18 31 50.0 Kemiö 22.8 60.1 101km 18 30 58.8 Lahti Pirttiharju 25.6 61.0 33km 18 32 55.5 Lappeenranta 28.2 61.1 85km 18 34 40.8 Loimaa 23.1 60.8 23km 18 31 10.3 Loviisa 26.2 60.5 12km 18 33 21.5 Maarianhamina 19.9 60.1 148km 18 28 58.4 Mäntyharju 26.9 61.4 100km 18 33 48.3 Merikarvia 21.5 61.9 62km 18 30 5.0 Mikkeli Kiiskinmäki 27.2 61.7 134km 18 34 2.7 Pirkkola 24.9 60.2 58km 18 32 27.5 Pori 21.8 61.5 27km 18 30 17.6 Porvoo 25.7 60.4 28km 18 33 0.0 Rautalampi 26.7 62.6 217km 18 33 40.9 Salo 23.1 60.4 70km 18 31 13.8 Savonlinna 28.9 61.9 181km 18 35 8.2 Siuntio 24.2 60.2 76km 18 31 58.1 Tallinna 24.8 59.4 149km 18 32 21.0 Tampere Kauppi 23.8 61.5 60km 18 31 41.3 Turku Isoheikkilä 22.2 60.5 77km 18 30 35.7 Ulvila Vesitorni 21.9 61.4 23km 18 30 22.9 Vaasa Sundom 21.6 63.0 188km 18 30 8.2 Vantaa 25.0 60.3 48km 18 32 30.6 Varkaus 27.9 62.3 210km 18 34 28.4 Grazing Occultation of 741cK1 Magnitude 5.5 [Red = 4.8] Date: 2017 Apr 01 18h 22m, to 2017 Apr 01 18h 42m 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 62 30 25.5 18 21 36 -2 37 232 1.35 354.1 359.84 -2.72N 10 15 0 62 29 15.6 18 21 48 -2 36 232 1.36 354.1 359.86 -2.70N 10 30 0 62 28 4.5 18 21 59 -3 36 232 1.36 354.2 359.88 -2.68N 10 45 0 62 26 52.2 18 22 10 -3 36 233 1.37 354.2 359.90 -2.66N 11 0 0 62 25 38.8 18 22 22 -3 36 233 1.37 354.2 359.92 -2.63N 11 15 0 62 24 24.2 18 22 33 -3 36 233 1.37 354.2 359.94 -2.61N 11 30 0 62 23 8.5 18 22 45 -3 36 234 1.38 354.2 359.97 -2.59N 11 45 0 62 21 51.5 18 22 56 -3 36 234 1.39 354.3 359.99 -2.57N 12 0 0 62 20 33.4 18 23 7 -3 36 234 1.39 354.3 0.01 -2.55N 12 15 0 62 19 14.2 18 23 19 -4 36 235 1.40 354.3 0.03 -2.53N 12 30 0 62 17 53.7 18 23 30 -4 36 235 1.40 354.3 0.05 -2.51N 12 45 0 62 16 32.1 18 23 41 -4 35 235 1.41 354.3 0.07 -2.49N 13 0 0 62 15 9.3 18 23 53 -4 35 236 1.41 354.4 0.09 -2.46N 13 15 0 62 13 45.4 18 24 4 -4 35 236 1.42 354.4 0.12 -2.44N 13 30 0 62 12 20.2 18 24 15 -4 35 236 1.42 354.4 0.14 -2.42N 13 45 0 62 10 53.9 18 24 26 -4 35 237 1.43 354.4 0.16 -2.40N 14 0 0 62 9 26.5 18 24 38 -5 35 237 1.43 354.5 0.18 -2.38N 14 15 0 62 7 57.8 18 24 49 -5 35 237 1.44 354.5 0.20 -2.36N 14 30 0 62 6 28.0 18 25 0 -5 35 238 1.44 354.5 0.22 -2.34N 14 45 0 62 4 57.0 18 25 11 -5 35 238 1.45 354.5 0.24 -2.32N 15 0 0 62 3 24.8 18 25 22 -5 34 238 1.46 354.5 0.26 -2.30N 15 15 0 62 1 51.4 18 25 33 -5 34 239 1.46 354.6 0.28 -2.28N 15 30 0 62 0 16.9 18 25 44 -5 34 239 1.47 354.6 0.30 -2.25N 15 45 0 61 58 41.2 18 25 55 -6 34 239 1.47 354.6 0.33 -2.23N 16 0 0 61 57 4.3 18 26 7 -6 34 239 1.48 354.6 0.35 -2.21N 16 15 0 61 55 26.3 18 26 18 -6 34 240 1.48 354.6 0.37 -2.19N 16 30 0 61 53 47.0 18 26 29 -6 34 240 1.49 354.7 0.39 -2.17N 16 45 0 61 52 6.6 18 26 40 -6 34 240 1.50 354.7 0.41 -2.15N 17 0 0 61 50 25.0 18 26 51 -6 34 241 1.50 354.7 0.43 -2.13N 17 15 0 61 48 42.2 18 27 2 -6 34 241 1.51 354.7 0.45 -2.11N 17 30 0 61 46 58.3 18 27 12 -7 33 241 1.52 354.7 0.47 -2.09N 17 45 0 61 45 13.1 18 27 23 -7 33 242 1.52 354.8 0.49 -2.07N 18 0 0 61 43 26.8 18 27 34 -7 33 242 1.53 354.8 0.51 -2.05N 18 15 0 61 41 39.3 18 27 45 -7 33 242 1.53 354.8 0.53 -2.03N 18 30 0 61 39 50.6 18 27 56 -7 33 243 1.54 354.8 0.55 -2.01N 18 45 0 61 38 0.7 18 28 7 -7 33 243 1.55 354.8 0.57 -1.99N 19 0 0 61 36 9.6 18 28 18 -7 33 243 1.55 354.9 0.59 -1.97N 19 15 0 61 34 17.3 18 28 29 -8 33 244 1.56 354.9 0.61 -1.95N 19 30 0 61 32 23.9 18 28 39 -8 33 244 1.57 354.9 0.63 -1.93N 19 45 0 61 30 29.2 18 28 50 -8 32 244 1.57 354.9 0.65 -1.91N 20 0 0 61 28 33.4 18 29 1 -8 32 245 1.58 354.9 0.67 -1.89N 20 15 0 61 26 36.4 18 29 12 -8 32 245 1.59 355.0 0.69 -1.87N 20 30 0 61 24 38.2 18 29 22 -8 32 245 1.60 355.0 0.71 -1.85N 20 45 0 61 22 38.8 18 29 33 -8 32 246 1.60 355.0 0.73 -1.83N 21 0 0 61 20 38.2 18 29 44 -8 32 246 1.61 355.0 0.75 -1.81N 21 15 0 61 18 36.4 18 29 54 -9 32 246 1.62 355.0 0.77 -1.79N 21 30 0 61 16 33.4 18 30 5 -9 32 246 1.62 355.1 0.79 -1.77N 21 45 0 61 14 29.2 18 30 16 -9 31 247 1.63 355.1 0.81 -1.75N 22 0 0 61 12 23.9 18 30 26 -9 31 247 1.64 355.1 0.83 -1.73N 22 15 0 61 10 17.3 18 30 37 -9 31 247 1.65 355.1 0.85 -1.71N 22 30 0 61 8 9.6 18 30 47 -9 31 248 1.65 355.1 0.87 -1.69N 22 45 0 61 6 0.7 18 30 58 -9 31 248 1.66 355.2 0.89 -1.67N 23 0 0 61 3 50.5 18 31 8 -10 31 248 1.67 355.2 0.91 -1.65N 23 15 0 61 1 39.2 18 31 19 -10 31 249 1.68 355.2 0.93 -1.63N 23 30 0 60 59 26.7 18 31 29 -10 31 249 1.69 355.2 0.95 -1.61N 23 45 0 60 57 13.0 18 31 40 -10 31 249 1.69 355.2 0.97 -1.59N 24 0 0 60 54 58.1 18 31 50 -10 30 250 1.70 355.3 0.99 -1.57N 24 15 0 60 52 42.0 18 32 0 -10 30 250 1.71 355.3 1.01 -1.55N 24 30 0 60 50 24.8 18 32 11 -10 30 250 1.72 355.3 1.03 -1.53N 24 45 0 60 48 6.3 18 32 21 -11 30 250 1.73 355.3 1.05 -1.51N 25 0 0 60 45 46.6 18 32 31 -11 30 251 1.74 355.3 1.07 -1.49N 25 15 0 60 43 25.8 18 32 42 -11 30 251 1.75 355.4 1.09 -1.47N 25 30 0 60 41 3.7 18 32 52 -11 30 251 1.75 355.4 1.10 -1.45N 25 45 0 60 38 40.5 18 33 2 -11 30 252 1.76 355.4 1.12 -1.44N 26 0 0 60 36 16.0 18 33 12 -11 29 252 1.77 355.4 1.14 -1.42N 26 15 0 60 33 50.4 18 33 23 -11 29 252 1.78 355.4 1.16 -1.40N 26 30 0 60 31 23.6 18 33 33 -12 29 253 1.79 355.5 1.18 -1.38N 26 45 0 60 28 55.6 18 33 43 -12 29 253 1.80 355.5 1.20 -1.36N 27 0 0 60 26 26.4 18 33 53 -12 29 253 1.81 355.5 1.22 -1.34N 27 15 0 60 23 55.9 18 34 3 29 253 1.82 355.5 1.24 -1.32N 27 30 0 60 21 24.3 18 34 13 29 254 1.83 355.5 1.26 -1.30N 27 45 0 60 18 51.5 18 34 23 29 254 1.84 355.5 1.28 -1.29N 28 0 0 60 16 17.6 18 34 33 28 254 1.85 355.6 1.29 -1.27N 28 15 0 60 13 42.4 18 34 43 28 255 1.86 355.6 1.31 -1.25N 28 30 0 60 11 6.0 18 34 53 28 255 1.87 355.6 1.33 -1.23N 28 45 0 60 8 28.4 18 35 3 28 255 1.88 355.6 1.35 -1.21N 29 0 0 60 5 49.7 18 35 13 28 256 1.89 355.6 1.37 -1.19N 29 15 0 60 3 9.7 18 35 23 28 256 1.90 355.7 1.39 -1.17N 29 30 0 60 0 28.6 18 35 33 28 256 1.91 355.7 1.40 -1.16N 29 45 0 59 57 46.2 18 35 43 28 256 1.92 355.7 1.42 -1.14N 30 0 0 59 55 2.7 18 35 53 27 257 1.93 355.7 1.44 -1.12N 30 15 0 59 52 18.0 18 36 2 27 257 1.94 355.7 1.46 -1.10N 30 30 0 59 49 32.1 18 36 12 27 257 1.95 355.7 1.48 -1.08N 30 45 0 59 46 45.1 18 36 22 27 258 1.96 355.8 1.50 -1.07N 31 0 0 59 43 56.8 18 36 32 27 258 1.97 355.8 1.51 -1.05N 31 15 0 59 41 7.4 18 36 41 27 258 1.99 355.8 1.53 -1.03N 31 30 0 59 38 16.7 18 36 51 27 258 2.00 355.8 1.55 -1.01N 31 45 0 59 35 24.9 18 37 0 26 259 2.01 355.8 1.57 -0.99N 32 0 0 59 32 31.9 18 37 10 26 259 2.02 355.9 1.58 -0.98N 32 15 0 59 29 37.8 18 37 20 26 259 2.03 355.9 1.60 -0.96N 32 30 0 59 26 42.4 18 37 29 26 260 2.05 355.9 1.62 -0.94N 32 45 0 59 23 45.9 18 37 39 26 260 2.06 355.9 1.64 -0.92N 33 0 0 59 20 48.2 18 37 48 26 260 2.07 355.9 1.65 -0.91N 33 15 0 59 17 49.3 18 37 57 26 260 2.08 355.9 1.67 -0.89N 33 30 0 59 14 49.2 18 38 7 25 261 2.10 356.0 1.69 -0.87N 33 45 0 59 11 48.0 18 38 16 25 261 2.11 356.0 1.71 -0.85N 34 0 0 59 8 45.6 18 38 26 25 261 2.12 356.0 1.72 -0.84N 34 15 0 59 5 42.1 18 38 35 25 262 2.14 356.0 1.74 -0.82N 34 30 0 59 2 37.3 18 38 44 25 262 2.15 356.0 1.76 -0.80N 34 45 0 58 59 31.5 18 38 53 25 262 2.16 356.0 1.78 -0.79N 35 0 0 58 56 24.4 18 39 2 25 262 2.18 356.1 1.79 -0.77N 35 15 0 58 53 16.2 18 39 12 25 263 2.19 356.1 1.81 -0.75N 35 30 0 58 50 6.8 18 39 21 24 263 2.21 356.1 1.83 -0.73N 35 45 0 58 46 56.3 18 39 30 24 263 2.22 356.1 1.84 -0.72N 36 0 0 58 43 44.6 18 39 39 24 264 2.24 356.1 1.86 -0.70N 36 15 0 58 40 31.8 18 39 48 24 264 2.25 356.1 1.88 -0.68N 36 30 0 58 37 17.8 18 39 57 24 264 2.27 356.2 1.89 -0.67N 36 45 0 58 34 2.7 18 40 6 24 264 2.28 356.2 1.91 -0.65N 37 0 0 58 30 46.4 18 40 15 24 265 2.30 356.2 1.93 -0.63N 37 15 0 58 27 29.0 18 40 24 23 265 2.31 356.2 1.94 -0.62N 37 30 0 58 24 10.4 18 40 32 23 265 2.33 356.2 1.96 -0.60N 37 45 0 58 20 50.7 18 40 41 23 265 2.35 356.2 1.98 -0.59N 38 0 0 58 17 29.8 18 40 50 23 266 2.36 356.3 1.99 -0.57N 38 15 0 58 14 7.9 18 40 59 23 266 2.38 356.3 2.01 -0.55N 38 30 0 58 10 44.8 18 41 7 23 266 2.40 356.3 2.02 -0.54N 38 45 0 58 7 20.5 18 41 16 22 267 2.42 356.3 2.04 -0.52N 39 0 0 58 3 55.2 18 41 25 22 267 2.43 356.3 2.06 -0.51N 39 15 0 58 0 28.7 18 41 33 22 267 2.45 356.3 2.07 -0.49N 39 30 0 57 57 1.1 18 41 42 22 267 2.47 356.4 2.09 -0.47N 39 45 0 57 53 32.4 18 41 50 22 268 2.49 356.4 2.10 -0.46N 40 0 0 57 50 2.6 18 41 59 22 268 2.51 356.4 2.12 -0.44N 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 6 meters [Estimated] 741 is double: This next pair is not confirmed ** 6.5 6.5 0.08" 240.0 (OCc1248) Graze path of ? approximately 0.1 km north, and 0.1 secs earlier compared to the primary - refer to graze profile for exact distances C A S S I N I R E G I O N G R A Z E Librations Long +2.05 Lat +7.23 P +1.32 D -6.94 Illumination of moon 27%+ Elongation of Moon 63 Vertical Profile Scale approx. 2.60 km/arcsec at mean distance of moon Horizontal Scale Factor 1.87 deg/min At longitude 25.00: Limiting Magnitudes for various telescope apertures (in cm) CA\Tdia 5 10 15 20 25 30 35 -5.5 3.3 4.6 5.4 5.8 6.1 6.2 6.4 -3.5 3.3 4.6 5.4 5.8 6.1 6.2 6.4 -1.5 3.3 4.6 5.4 5.8 6.1 6.2 6.4 0.5 5.0 6.5 7.2 7.7 8.1 8.3 8.5 2.5 5.0 6.5 7.2 7.7 8.1 8.3 8.5 ------------------------------------------------------------------------------ Double star catalogue details No entries found within 1.2 arcmins of 4 57 22.3, 17 9 13 ------------------------------------------------------------------------------ Results of Observer Scan UT Site Long. Lat. Dist. h m s Ähtäri 24.1 62.6 174km 18 31 53.9 Artjärvi Tähtikallio 26.2 60.7 17km 18 33 21.1 Forssa 23.6 60.8 18km 18 31 34.6 Hämeenlinna 24.4 61.0 15km 18 32 7.7 Hämeenlinnanväylä 24.9 60.2 58km 18 32 27.3 Hamina 27.2 60.6 17km 18 34 1.1 Hartola 26.0 61.6 102km 18 33 13.2 Helsinki Kaivopuisto 25.0 60.2 65km 18 32 29.5 Imatra 28.8 61.2 113km 18 35 4.2 Järvenpää 25.1 60.5 28km 18 32 35.1 Jyväskylä Rihlaperä 25.7 62.2 166km 18 33 0.3 Kangasala 24.0 61.4 51km 18 31 50.0 Kemiö 22.8 60.1 101km 18 30 58.8 Lahti Pirttiharju 25.6 61.0 33km 18 32 55.5 Lappeenranta 28.2 61.1 85km 18 34 40.8 Loimaa 23.1 60.8 23km 18 31 10.3 Loviisa 26.2 60.5 12km 18 33 21.5 Maarianhamina 19.9 60.1 148km 18 28 58.4 Mäntyharju 26.9 61.4 100km 18 33 48.3 Merikarvia 21.5 61.9 62km 18 30 5.0 Mikkeli Kiiskinmäki 27.2 61.7 134km 18 34 2.7 Pirkkola 24.9 60.2 58km 18 32 27.5 Pori 21.8 61.5 27km 18 30 17.6 Porvoo 25.7 60.4 28km 18 33 0.0 Rautalampi 26.7 62.6 217km 18 33 40.9 Salo 23.1 60.4 70km 18 31 13.8 Savonlinna 28.9 61.9 181km 18 35 8.2 Siuntio 24.2 60.2 76km 18 31 58.1 Tallinna 24.8 59.4 149km 18 32 21.0 Tampere Kauppi 23.8 61.5 60km 18 31 41.3 Turku Isoheikkilä 22.2 60.5 77km 18 30 35.7 Ulvila Vesitorni 21.9 61.4 23km 18 30 22.9 Vaasa Sundom 21.6 63.0 188km 18 30 8.2 Vantaa 25.0 60.3 48km 18 32 30.6 Varkaus 27.9 62.3 210km 18 34 28.4