Grazing Occultation of 765cA5 Magnitude 5.3 [Red = 5.2] R765 = 106 Tauri Date: 2019 Nov 14 17h 42m, to 2019 Nov 14 18h 12m 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 59 14 41.6 17 42 7 11 68 5.18 346.5 350.10 14.04N 15 7 30 59 19 56.3 17 42 13 11 69 5.13 346.5 350.10 14.04N 15 15 0 59 25 12.5 17 42 20 11 69 5.08 346.5 350.10 14.04N 15 22 30 59 30 30.0 17 42 26 11 69 5.04 346.5 350.10 14.04N 15 30 0 59 35 48.9 17 42 32 11 69 4.99 346.5 350.10 14.04N 15 37 30 59 41 9.2 17 42 39 11 69 4.94 346.5 350.10 14.04N 15 45 0 59 46 30.8 17 42 45 12 69 4.90 346.5 350.10 14.04N 15 52 30 59 51 53.9 17 42 52 12 69 4.85 346.5 350.10 14.04N 16 0 0 59 57 18.3 17 42 59 12 69 4.81 346.5 350.09 14.04N 16 7 30 60 2 44.1 17 43 5 12 70 4.76 346.5 350.09 14.04N 16 15 0 60 8 11.3 17 43 12 12 70 4.72 346.5 350.09 14.04N 16 22 30 60 13 39.9 17 43 19 12 70 4.68 346.5 350.09 14.04N 16 30 0 60 19 9.9 17 43 26 12 70 4.64 346.5 350.09 14.04N 16 37 30 60 24 41.3 17 43 33 12 70 4.60 346.5 350.09 14.04N 16 45 0 60 30 14.1 17 43 40 12 70 4.56 346.5 350.09 14.04N 16 52 30 60 35 48.3 17 43 48 12 71 4.52 346.5 350.10 14.04N 17 0 0 60 41 24.0 17 43 55 13 71 4.48 346.5 350.10 14.04N 17 7 30 60 47 1.0 17 44 2 13 71 4.45 346.5 350.10 14.04N 17 15 0 60 52 39.5 17 44 9 13 71 4.41 346.5 350.10 14.04N 17 22 30 60 58 19.5 17 44 17 13 71 4.37 346.5 350.10 14.04N 17 30 0 61 4 0.8 17 44 24 13 71 4.34 346.5 350.10 14.04N 17 37 30 61 9 43.6 17 44 32 13 71 4.30 346.5 350.10 14.04N 17 45 0 61 15 27.8 17 44 40 13 72 4.27 346.5 350.10 14.04N 17 52 30 61 21 13.4 17 44 47 13 72 4.23 346.5 350.10 14.04N 18 0 0 61 27 0.5 17 44 55 13 72 4.20 346.5 350.10 14.03N 18 7 30 61 32 49.0 17 45 3 13 72 4.17 346.5 350.11 14.03N 18 15 0 61 38 38.9 17 45 11 14 72 4.13 346.5 350.11 14.03N 18 22 30 61 44 30.3 17 45 19 14 72 4.10 346.5 350.11 14.03N 18 30 0 61 50 23.1 17 45 27 14 73 4.07 346.5 350.11 14.03N 18 37 30 61 56 17.4 17 45 36 14 73 4.04 346.5 350.11 14.02N 18 45 0 62 2 13.1 17 45 44 14 73 4.01 346.5 350.12 14.02N 18 52 30 62 8 10.3 17 45 52 14 73 3.98 346.5 350.12 14.02N 19 0 0 62 14 8.9 17 46 0 14 73 3.95 346.5 350.12 14.02N 19 7 30 62 20 9.0 17 46 9 14 73 3.92 346.5 350.12 14.01N 19 15 0 62 26 10.5 17 46 18 14 73 3.89 346.5 350.13 14.01N 19 22 30 62 32 13.5 17 46 26 15 74 3.86 346.5 350.13 14.01N 19 30 0 62 38 18.0 17 46 35 15 74 3.84 346.5 350.13 14.01N 19 37 30 62 44 23.9 17 46 44 15 74 3.81 346.5 350.14 14.00N 19 45 0 62 50 31.2 17 46 52 15 74 3.78 346.5 350.14 14.00N 19 52 30 62 56 40.1 17 47 1 15 74 3.76 346.5 350.14 14.00N 20 0 0 63 2 55.7 17 47 10 15 74 3.73 346.5 350.15 13.99N 20 7 30 63 9 7.3 17 47 20 15 75 3.71 346.5 350.15 13.99N 20 15 0 63 15 20.3 17 47 29 15 75 3.68 346.5 350.15 13.98N 20 22 30 63 21 34.8 17 47 38 15 75 3.66 346.6 350.16 13.98N 20 30 0 63 27 50.8 17 47 47 15 75 3.63 346.6 350.16 13.98N 20 37 30 63 34 8.2 17 47 56 15 75 3.61 346.6 350.17 13.97N 20 45 0 63 40 27.1 17 48 6 16 75 3.58 346.6 350.17 13.97N 20 52 30 63 46 47.4 17 48 15 16 76 3.56 346.6 350.17 13.96N 21 0 0 63 53 9.1 17 48 25 16 76 3.54 346.6 350.18 13.96N 21 7 30 63 59 32.4 17 48 35 16 76 3.51 346.6 350.18 13.95N 21 15 0 64 5 57.1 17 48 44 16 76 3.49 346.6 350.19 13.95N 21 22 30 64 12 23.2 17 48 54 16 76 3.47 346.6 350.19 13.94N 21 30 0 64 18 50.8 17 49 4 16 76 3.45 346.6 350.20 13.94N 21 37 30 64 25 19.9 17 49 14 16 77 3.43 346.6 350.21 13.93N 21 45 0 64 31 50.4 17 49 24 16 77 3.41 346.6 350.21 13.93N 21 52 30 64 38 22.3 17 49 34 16 77 3.39 346.6 350.22 13.92N 22 0 0 64 44 55.7 17 49 44 17 77 3.36 346.6 350.22 13.92N 22 7 30 64 51 30.4 17 49 54 17 77 3.34 346.6 350.23 13.91N 22 15 0 64 58 6.6 17 50 5 17 78 3.32 346.6 350.24 13.90N 22 22 30 65 4 44.2 17 50 15 17 78 3.31 346.6 350.24 13.90N 22 30 0 65 11 23.2 17 50 25 17 78 3.29 346.6 350.25 13.89N 22 37 30 65 18 3.7 17 50 36 17 78 3.27 346.6 350.25 13.88N 22 45 0 65 24 45.5 17 50 47 17 78 3.25 346.7 350.26 13.88N 22 52 30 65 31 26.1 17 50 57 17 78 3.23 346.7 350.27 13.87N 23 0 0 65 38 10.7 17 51 8 17 79 3.21 346.7 350.28 13.86N 23 7 30 65 44 56.8 17 51 19 17 79 3.19 346.7 350.28 13.86N 23 15 0 65 51 44.2 17 51 29 17 79 3.18 346.7 350.29 13.85N 23 22 30 65 58 33.0 17 51 40 18 79 3.16 346.7 350.30 13.84N 23 30 0 66 5 23.1 17 51 51 18 79 3.14 346.7 350.31 13.83N 23 37 30 66 12 14.7 17 52 2 18 80 3.13 346.7 350.31 13.82N 23 45 0 66 19 7.5 17 52 14 18 80 3.11 346.7 350.32 13.82N 23 52 30 66 26 1.8 17 52 25 18 80 3.09 346.7 350.33 13.81N 24 0 0 66 32 57.4 17 52 36 18 80 3.08 346.7 350.34 13.80N 24 7 30 66 39 54.3 17 52 47 18 80 3.06 346.7 350.35 13.79N 24 15 0 66 46 52.5 17 52 59 18 81 3.04 346.8 350.36 13.78N 24 22 30 66 53 52.1 17 53 10 18 81 3.03 346.8 350.37 13.77N 24 30 0 67 0 53.0 17 53 22 18 81 3.01 346.8 350.37 13.76N 24 37 30 67 7 55.2 17 53 33 18 81 3.00 346.8 350.38 13.76N 24 45 0 67 14 58.7 17 53 45 19 81 2.98 346.8 350.39 13.75N 24 52 30 67 22 3.5 17 53 57 19 82 2.97 346.8 350.40 13.74N 25 0 0 67 29 9.5 17 54 9 19 82 2.96 346.8 350.41 13.73N 25 7 30 67 36 16.8 17 54 21 19 82 2.94 346.8 350.42 13.72N 25 15 0 67 43 25.4 17 54 32 19 82 2.93 346.8 350.43 13.71N 25 22 30 67 50 35.2 17 54 44 19 82 2.91 346.8 350.44 13.70N 25 30 0 67 57 46.2 17 54 57 19 82 2.90 346.8 350.45 13.69N 25 37 30 68 4 58.4 17 55 9 19 83 2.89 346.9 350.46 13.68N 25 45 0 68 12 11.9 17 55 21 19 83 2.87 346.9 350.47 13.66N 25 52 30 68 19 26.4 17 55 33 19 83 2.86 346.9 350.49 13.65N 26 0 0 68 26 42.2 17 55 45 19 83 2.85 346.9 350.50 13.64N 26 7 30 68 33 59.0 17 55 58 19 84 2.84 346.9 350.51 13.63N 26 15 0 68 41 17.0 17 56 10 19 84 2.82 346.9 350.52 13.62N 26 22 30 68 48 36.1 17 56 23 20 84 2.81 346.9 350.53 13.61N 26 30 0 68 55 56.4 17 56 35 20 84 2.80 346.9 350.54 13.60N 26 37 30 69 3 17.7 17 56 48 20 84 2.79 346.9 350.56 13.59N 26 45 0 69 10 40.2 17 57 0 20 85 2.78 347.0 350.57 13.57N 26 52 30 69 18 3.7 17 57 13 20 85 2.77 347.0 350.58 13.56N 27 0 0 69 25 28.2 17 57 26 20 85 2.76 347.0 350.59 13.55N 27 7 30 69 32 53.8 17 57 39 20 85 2.74 347.0 350.60 13.54N 27 15 0 69 40 20.3 17 57 52 20 85 2.73 347.0 350.62 13.52N 27 22 30 69 47 47.8 17 58 5 20 86 2.72 347.0 350.63 13.51N 27 30 0 69 55 16.3 17 58 18 20 86 2.71 347.0 350.64 13.50N 27 37 30 70 2 45.7 17 58 31 20 86 2.70 347.0 350.66 13.48N 27 45 0 70 10 16.0 17 58 44 20 86 2.69 347.1 350.67 13.47N 27 52 30 70 17 47.3 17 58 57 20 86 2.68 347.1 350.68 13.46N 28 0 0 70 25 19.4 17 59 10 21 87 2.67 347.1 350.70 13.44N 28 7 30 70 32 52.3 17 59 23 21 87 2.66 347.1 350.71 13.43N 28 15 0 70 40 26.0 17 59 36 21 87 2.65 347.1 350.72 13.42N 28 22 30 70 48 0.5 17 59 50 21 87 2.64 347.1 350.74 13.40N 28 30 0 70 55 35.8 18 0 3 21 88 2.64 347.1 350.75 13.39N 28 37 30 71 3 11.8 18 0 16 21 88 2.63 347.2 350.77 13.37N 28 45 0 71 10 48.5 18 0 30 21 88 2.62 347.2 350.78 13.36N 28 52 30 71 18 25.9 18 0 43 21 88 2.61 347.2 350.80 13.34N 29 0 0 71 26 4.0 18 0 57 21 88 2.60 347.2 350.81 13.33N 29 7 30 71 33 42.7 18 1 10 21 89 2.59 347.2 350.83 13.31N 29 15 0 71 41 22.0 18 1 24 21 89 2.58 347.2 350.84 13.30N 29 22 30 71 49 1.8 18 1 37 21 89 2.58 347.3 350.86 13.28N 29 30 0 71 56 42.2 18 1 51 21 89 2.57 347.3 350.87 13.27N 29 37 30 72 4 23.0 18 2 5 21 90 2.56 347.3 350.89 13.25N 29 45 0 72 12 4.3 18 2 18 21 90 2.55 347.3 350.90 13.24N 29 52 30 72 19 46.1 18 2 32 21 90 2.55 347.3 350.92 13.22N 30 0 0 72 27 28.3 18 2 46 21 90 2.54 347.3 350.94 13.21N 30 7 30 72 35 10.8 18 3 0 22 90 2.53 347.3 350.95 13.19N 30 15 0 72 42 53.7 18 3 14 22 91 2.53 347.4 350.97 13.17N 30 22 30 72 50 36.9 18 3 27 22 91 2.52 347.4 350.99 13.16N 30 30 0 72 58 20.4 18 3 41 22 91 2.51 347.4 351.00 13.14N 30 37 30 73 6 4.0 18 3 55 22 91 2.51 347.4 351.02 13.12N 30 45 0 73 13 47.8 18 4 9 22 92 2.50 347.4 351.04 13.11N 30 52 30 73 21 31.7 18 4 23 22 92 2.49 347.4 351.05 13.09N 31 0 0 73 29 15.8 18 4 37 22 92 2.49 347.5 351.07 13.07N 31 7 30 73 36 59.9 18 4 51 22 92 2.48 347.5 351.09 13.06N 31 15 0 73 44 44.0 18 5 5 22 92 2.48 347.5 351.10 13.04N 31 22 30 73 52 28.1 18 5 19 22 93 2.47 347.5 351.12 13.02N 31 30 0 74 0 12.2 18 5 33 22 93 2.46 347.5 351.14 13.00N 31 37 30 74 7 56.3 18 5 47 22 93 2.46 347.5 351.16 12.99N 31 45 0 74 15 40.2 18 6 1 22 93 2.45 347.6 351.17 12.97N 31 52 30 74 23 23.9 18 6 14 22 94 2.45 347.6 351.19 12.95N 32 0 0 74 31 7.4 18 6 28 22 94 2.44 347.6 351.21 12.93N 32 7 30 74 38 50.6 18 6 42 22 94 2.44 347.6 351.23 12.92N 32 15 0 74 46 33.6 18 6 56 22 94 2.43 347.6 351.25 12.90N 32 22 30 74 54 16.1 18 7 10 22 95 2.43 347.7 351.26 12.88N 32 30 0 75 1 58.3 18 7 24 22 95 2.42 347.7 351.28 12.86N 32 37 30 75 9 40.0 18 7 38 22 95 2.42 347.7 351.30 12.84N 32 45 0 75 17 21.2 18 7 52 22 95 2.42 347.7 351.32 12.82N 32 52 30 75 25 1.9 18 8 6 23 95 2.41 347.7 351.34 12.81N 33 0 0 75 32 41.9 18 8 20 23 96 2.41 347.7 351.36 12.79N 33 7 30 75 40 21.4 18 8 34 23 96 2.40 347.8 351.38 12.77N 33 15 0 75 48 0.1 18 8 48 23 96 2.40 347.8 351.39 12.75N 33 22 30 75 55 38.1 18 9 2 23 96 2.40 347.8 351.41 12.73N 33 30 0 76 3 15.3 18 9 16 23 97 2.39 347.8 351.43 12.71N 33 37 30 76 10 51.7 18 9 30 23 97 2.39 347.8 351.45 12.69N 33 45 0 76 18 27.2 18 9 43 23 97 2.39 347.9 351.47 12.67N 33 52 30 76 26 1.8 18 9 57 23 97 2.38 347.9 351.49 12.66N 34 0 0 76 33 35.3 18 10 11 23 98 2.38 347.9 351.51 12.64N 34 7 30 76 41 7.8 18 10 25 23 98 2.38 347.9 351.53 12.62N 34 15 0 76 48 39.1 18 10 38 23 98 2.37 347.9 351.55 12.60N 34 22 30 76 56 9.3 18 10 52 23 98 2.37 348.0 351.57 12.58N 34 30 0 77 3 38.2 18 11 6 23 98 2.37 348.0 351.58 12.56N 34 37 30 77 11 5.8 18 11 19 23 99 2.37 348.0 351.60 12.54N 34 45 0 77 18 32.1 18 11 33 23 99 2.36 348.0 351.62 12.52N 34 52 30 77 25 57.1 18 11 46 23 99 2.36 348.0 351.64 12.50N 35 0 0 77 33 20.5 18 12 0 23 99 2.36 348.1 351.66 12.48N 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 1 meters [CHARM/CADARS, 1 measures] 765 is double: This next pair is not confirmed ** 5.7 6.7 0.005" 349.4 (OCc 644) Graze path of ? approximately 0.0 km south, and 0.0 secs later compared to the primary - refer to graze profile for exact distances Librations Long -4.50 Lat +3.31 P +350.19 D -2.26 Illumination of moon 95%- Elongation of Moon 154 Vertical Profile Scale approx. 4.65 km/arcsec at mean distance of moon Horizontal Scale Factor 2.04 deg/min At longitude 25.00: Limiting Magnitudes for various telescope apertures (in cm) CA\Tdia 5 10 15 20 25 30 35 9.7 4.0 5.4 6.0 6.4 6.7 6.8 6.9 11.7 4.0 5.4 6.0 6.4 6.7 6.8 6.9 13.7 4.0 5.4 6.1 6.4 6.7 6.8 6.9 15.7 4.2 5.5 6.2 6.6 6.8 7.0 7.1 17.7 4.5 5.9 6.5 6.9 7.2 7.3 7.4 ------------------------------------------------------------------------------ Double star catalogue details Interferometric catalogue entries 050748.43+202506.4 HR 1658 106 Tau HD 32977 HIP 23871 05078+2025 Date PA Sep M1 M2 1982.6185 V394.4 . 0.0049 . . . 1.0 . . 1 Evn1983a O 1991.25 . . G . . 5.28 . . . 511 0.3 1 HIP1997g Hh 1994.7089 . . < 0.030 . . . . . 549 22 3.8 1 Msn1996b Sc 1994.7089 . . < 0.030 . . . . . 700 40 3.8 1 Msn1996b Sc 1999.8236 . . < 0.054 . . . . . 550 24 2.1 1 Msn2001b Su ------------------------------------------------------------------------------ Results of Observer Scan UT Site Long. Lat. Dist. h m s Ähtäri 24.1 62.6 200km 17 52 45.2 Angeli 25.7 68.9 30km 17 55 13.0 Enontekiö 23.6 68.4 89km 17 52 3.7 Gävle 17.1 60.7 6km 17 44 2.0 Haapajärvi 25.3 63.7 187km 17 54 39.4 Inari 27.0 68.9 21km 17 57 29.6 Ivalo 27.5 68.7 49km 17 58 22.0 Jönköping 14.0 57.8 56km 17 41 22.2 Kaaresuvanto 22.5 68.5 137km 17 50 24.7 Kalajoki 23.9 64.3 105km 17 52 31.0 Karigasniemi 25.8 69.4 41km 17 55 30.9 Kaskinen 21.2 62.4 89km 17 48 43.2 Kaustinen 23.7 63.6 131km 17 52 9.2 Kemijärvi 27.4 66.7 128km 17 58 11.8 Kihlanki 23.6 67.6 61km 17 51 57.2 Kilpisjärvi 20.8 69.0 228km 17 48 9.3 Kittilä 24.9 67.7 10km 17 53 59.9 Kokkola 23.1 63.8 93km 17 51 19.5 Kolari 23.8 67.3 41km 17 52 17.6 Kuusamo 29.2 66.0 233km 18 1 18.7 Laitila 21.7 60.9 194km 17 49 19.0 Lapua 23.0 63.0 132km 17 51 8.9 Loimaa 23.1 60.8 253km 17 51 12.8 Maarianhamina 19.9 60.1 165km 17 47 6.9 Mänttä 24.6 62.0 251km 17 53 33.9 Meltaus 25.4 66.9 38km 17 54 44.0 Merikarvia 21.5 61.9 130km 17 49 4.8 Muonio 23.7 68.0 71km 17 52 7.0 Näätämö 29.1 69.7 67km 18 1 9.3 Nellim 28.3 68.8 70km 17 59 43.1 Nunnanen 24.5 68.4 55km 17 53 22.7 Nuorgam 27.9 70.1 8km 17 58 58.0 Oulainen 24.8 64.3 140km 17 53 51.0 Oulu Puolivälikangas 25.5 65.0 129km 17 54 55.9 Parkano 23.0 62.0 185km 17 51 10.4 Pello 24.0 66.8 11km 17 52 33.6 Pori 21.8 61.5 163km 17 49 28.5 Posio 28.2 66.1 185km 17 59 28.4 Pudasjärvi 27.0 65.4 173km 17 57 25.3 Puolanka 27.7 64.9 226km 17 58 36.4 Pyhäjärvi 26.0 63.7 217km 17 55 43.2 Raahe 24.5 64.7 105km 17 53 20.5 Ranua 26.5 65.9 127km 17 56 36.7 Rovaniemi 25.7 66.5 71km 17 55 19.5 Salla 28.7 66.8 170km 18 0 21.3 Savukoski 28.2 67.3 130km 17 59 28.7 Seinäjoki 22.8 62.8 136km 17 50 55.4 Sevettijärvi 28.6 69.5 55km 18 0 14.2 Skellfteå 20.9 64.8 46km 17 48 19.3 Skiippagurra 28.2 70.2 17km 17 59 34.5 Sodankylä 26.6 67.4 65km 17 56 45.5 Stockholm 18.1 59.3 130km 17 44 59.6 Taivalkoski 28.3 65.6 214km 17 59 37.3 Tampere Kauppi 23.8 61.5 245km 17 52 18.0 Tervola 24.8 66.1 53km 17 53 50.7 Tornio 24.1 65.8 37km 17 52 49.6 Tulppio 29.2 67.8 149km 18 1 20.5 Turku Isoheikkilä 22.2 60.5 242km 17 50 3.5 Ulvila Vesitorni 21.9 61.4 172km 17 49 38.7 Umeå 20.3 63.8 28km 17 47 30.5 Utsjoki Ailigas 27.1 69.9 14km 17 57 33.4 Uusikaarlepyy 22.5 63.5 84km 17 50 28.2 Vaasa Sundom 21.6 63.0 69km 17 49 10.8 Viitasaari 25.9 63.1 245km 17 55 31.8 Vimpeli 23.8 63.2 156km 17 52 20.6 Virrat 23.8 62.2 206km 17 52 17.5 Vuotso 27.1 68.1 56km 17 57 39.0 Ylitornio 23.7 66.3 3km 17 52 7.0