Grazing Occultation of 545 B6 Magnitude 4.1v
545 = Merope = 23 Tauri
Date 2006 April 29 (Samstag) Nominal site altitude 0m
E. Longit. Latitude U.T. Sun Moon TanZ PA WA CA
o ' " o ' " h m s Alt Alt Az o o o
6 0 0 41 15 16 8 45 44 45 36 88 1.37 334.3 346.33 -3.49N
6 3 0 41 17 45 8 45 49 45 36 88 1.37 334.3 346.33 -3.50N
6 6 0 41 20 14 8 45 55 45 36 88 1.37 334.3 346.33 -3.50N
6 9 0 41 22 44 8 46 0 45 36 88 1.36 334.3 346.33 -3.49N
6 12 0 41 25 13 8 46 5 45 36 89 1.36 334.3 346.33 -3.49N
6 15 0 41 27 42 8 46 11 45 36 89 1.36 334.3 346.33 -3.49N
6 18 0 41 30 11 8 46 16 45 36 89 1.36 334.3 346.33 -3.49N
6 21 0 41 32 40 8 46 22 45 36 89 1.35 334.3 346.33 -3.49N
6 24 0 41 35 9 8 46 27 45 37 89 1.35 334.3 346.34 -3.49N
6 27 0 41 37 38 8 46 33 45 37 89 1.35 334.3 346.34 -3.49N
6 30 0 41 40 7 8 46 38 45 37 89 1.35 334.3 346.34 -3.48N
6 33 0 41 42 36 8 46 44 45 37 89 1.34 334.3 346.34 -3.48N
6 36 0 41 45 4 8 46 49 45 37 89 1.34 334.3 346.34 -3.48N
6 39 0 41 47 33 8 46 55 45 37 89 1.34 334.3 346.34 -3.48N
6 42 0 41 50 2 8 47 0 45 37 89 1.33 334.3 346.35 -3.48N
6 45 0 41 52 31 8 47 6 45 37 89 1.33 334.3 346.35 -3.47N
6 48 0 41 55 0 8 47 11 45 37 89 1.33 334.3 346.35 -3.47N
6 51 0 41 57 29 8 47 17 45 37 90 1.33 334.3 346.35 -3.47N
6 54 0 41 59 58 8 47 22 46 37 90 1.32 334.3 346.35 -3.47N
6 57 0 42 2 27 8 47 28 46 37 90 1.32 334.3 346.36 -3.47N
7 0 0 42 4 55 8 47 33 46 37 90 1.32 334.4 346.36 -3.46N
7 3 0 42 7 24 8 47 39 46 37 90 1.32 334.4 346.36 -3.46N
7 6 0 42 9 53 8 47 44 46 37 90 1.31 334.4 346.36 -3.46N
7 9 0 42 12 21 8 47 50 46 37 90 1.31 334.4 346.36 -3.46N
7 12 0 42 14 50 8 47 55 46 37 90 1.31 334.4 346.37 -3.46N
7 15 0 42 17 19 8 48 1 46 37 90 1.31 334.4 346.37 -3.45N
7 18 0 42 19 47 8 48 6 46 37 90 1.30 334.4 346.37 -3.45N
7 21 0 42 22 16 8 48 12 46 38 90 1.30 334.4 346.37 -3.45N
7 24 0 42 24 45 8 48 17 46 38 90 1.30 334.4 346.37 -3.45N
7 27 0 42 27 13 8 48 23 46 38 91 1.30 334.4 346.38 -3.45N
7 30 0 42 29 42 8 48 29 46 38 91 1.29 334.4 346.38 -3.44N
7 33 0 42 32 10 8 48 34 46 38 91 1.29 334.4 346.38 -3.44N
7 36 0 42 34 38 8 48 40 46 38 91 1.29 334.4 346.38 -3.44N
7 39 0 42 37 7 8 48 45 46 38 91 1.29 334.4 346.39 -3.44N
7 42 0 42 39 35 8 48 51 46 38 91 1.28 334.4 346.39 -3.43N
7 45 0 42 42 4 8 48 56 46 38 91 1.28 334.4 346.39 -3.43N
7 48 0 42 44 32 8 49 2 46 38 91 1.28 334.4 346.39 -3.43N
7 51 0 42 47 0 8 49 8 46 38 91 1.28 334.4 346.40 -3.43N
7 54 0 42 49 28 8 49 13 46 38 91 1.27 334.4 346.40 -3.42N
7 57 0 42 51 56 8 49 19 46 38 91 1.27 334.4 346.40 -3.42N
8 0 0 42 54 25 8 49 24 46 38 91 1.27 334.4 346.40 -3.42N
8 3 0 42 56 53 8 49 30 46 38 92 1.27 334.4 346.41 -3.42N
8 6 0 42 59 21 8 49 36 46 38 92 1.26 334.4 346.41 -3.41N
8 9 0 43 1 49 8 49 41 46 38 92 1.26 334.4 346.41 -3.41N
8 12 0 43 4 17 8 49 47 46 38 92 1.26 334.4 346.41 -3.41N
8 15 0 43 6 45 8 49 52 46 39 92 1.26 334.4 346.42 -3.41N
8 18 0 43 9 13 8 49 58 46 39 92 1.25 334.4 346.42 -3.40N
8 21 0 43 11 40 8 50 4 46 39 92 1.25 334.4 346.42 -3.40N
8 24 0 43 14 8 8 50 9 46 39 92 1.25 334.4 346.42 -3.40N
8 27 0 43 16 36 8 50 15 46 39 92 1.25 334.4 346.43 -3.39N
8 30 0 43 19 4 8 50 21 46 39 92 1.25 334.4 346.43 -3.39N
8 33 0 43 21 31 8 50 26 46 39 92 1.24 334.4 346.43 -3.39N
8 36 0 43 23 59 8 50 32 46 39 92 1.24 334.4 346.44 -3.39N
8 39 0 43 26 26 8 50 37 47 39 93 1.24 334.4 346.44 -3.38N
8 42 0 43 28 54 8 50 43 47 39 93 1.24 334.4 346.44 -3.38N
8 45 0 43 31 21 8 50 49 47 39 93 1.23 334.4 346.45 -3.38N
8 48 0 43 33 49 8 50 54 47 39 93 1.23 334.4 346.45 -3.37N
8 51 0 43 36 16 8 51 0 47 39 93 1.23 334.4 346.45 -3.37N
8 54 0 43 38 43 8 51 6 47 39 93 1.23 334.4 346.45 -3.37N
8 57 0 43 41 10 8 51 11 47 39 93 1.23 334.5 346.46 -3.36N
9 0 0 43 43 38 8 51 17 47 39 93 1.22 334.5 346.46 -3.36N
9 3 0 43 46 5 8 51 23 47 39 93 1.22 334.5 346.46 -3.36N
9 6 0 43 48 32 8 51 28 47 39 93 1.22 334.5 346.47 -3.35N
9 9 0 43 50 59 8 51 34 47 39 93 1.22 334.5 346.47 -3.35N
9 12 0 43 53 26 8 51 40 47 39 93 1.21 334.5 346.47 -3.35N
9 15 0 43 55 52 8 51 45 47 40 94 1.21 334.5 346.48 -3.34N
9 18 0 43 58 19 8 51 51 47 40 94 1.21 334.5 346.48 -3.34N
9 21 0 44 0 46 8 51 57 47 40 94 1.21 334.5 346.48 -3.34N
9 24 0 44 3 13 8 52 2 47 40 94 1.21 334.5 346.49 -3.33N
9 27 0 44 5 39 8 52 8 47 40 94 1.20 334.5 346.49 -3.33N
9 30 0 44 8 6 8 52 14 47 40 94 1.20 334.5 346.49 -3.33N
9 33 0 44 10 32 8 52 19 47 40 94 1.20 334.5 346.50 -3.32N
9 36 0 44 12 59 8 52 25 47 40 94 1.20 334.5 346.50 -3.32N
9 39 0 44 15 25 8 52 31 47 40 94 1.19 334.5 346.50 -3.32N
9 42 0 44 17 51 8 52 37 47 40 94 1.19 334.5 346.51 -3.31N
9 45 0 44 20 17 8 52 42 47 40 94 1.19 334.5 346.51 -3.31N
9 48 0 44 22 44 8 52 48 47 40 95 1.19 334.5 346.51 -3.31N
9 51 0 44 25 10 8 52 54 47 40 95 1.19 334.5 346.52 -3.30N
9 54 0 44 27 36 8 52 59 47 40 95 1.18 334.5 346.52 -3.30N
9 57 0 44 30 1 8 53 5 47 40 95 1.18 334.5 346.53 -3.29N
10 0 0 44 32 27 8 53 11 47 40 95 1.18 334.5 346.53 -3.29N
10 3 0 44 34 53 8 53 17 47 40 95 1.18 334.5 346.53 -3.29N
10 6 0 44 37 19 8 53 22 47 40 95 1.18 334.5 346.54 -3.28N
10 9 0 44 39 44 8 53 28 47 40 95 1.17 334.5 346.54 -3.28N
10 12 0 44 42 10 8 53 34 47 40 95 1.17 334.5 346.54 -3.28N
10 15 0 44 44 35 8 53 39 47 41 95 1.17 334.5 346.55 -3.27N
10 18 0 44 47 1 8 53 45 47 41 95 1.17 334.5 346.55 -3.27N
10 21 0 44 49 26 8 53 51 47 41 96 1.17 334.6 346.56 -3.26N
10 24 0 44 51 51 8 53 57 47 41 96 1.16 334.6 346.56 -3.26N
10 27 0 44 54 16 8 54 2 47 41 96 1.16 334.6 346.56 -3.26N
10 30 0 44 56 42 8 54 8 47 41 96 1.16 334.6 346.57 -3.25N
10 33 0 44 59 6 8 54 14 47 41 96 1.16 334.6 346.57 -3.25N
10 36 0 45 1 31 8 54 19 47 41 96 1.16 334.6 346.58 -3.24N
10 39 0 45 3 56 8 54 25 47 41 96 1.15 334.6 346.58 -3.24N
10 42 0 45 6 21 8 54 31 47 41 96 1.15 334.6 346.58 -3.24N
10 45 0 45 8 46 8 54 37 47 41 96 1.15 334.6 346.59 -3.23N
10 48 0 45 11 10 8 54 42 47 41 96 1.15 334.6 346.59 -3.23N
10 51 0 45 13 35 8 54 48 48 41 96 1.15 334.6 346.60 -3.22N
10 54 0 45 15 59 8 54 54 48 41 97 1.14 334.6 346.60 -3.22N
10 57 0 45 18 23 8 55 0 48 41 97 1.14 334.6 346.61 -3.21N
11 0 0 45 20 47 8 55 5 48 41 97 1.14 334.6 346.61 -3.21N
11 3 0 45 23 12 8 55 11 48 41 97 1.14 334.6 346.61 -3.21N
11 6 0 45 25 36 8 55 17 48 41 97 1.14 334.6 346.62 -3.20N
11 9 0 45 27 59 8 55 23 48 41 97 1.14 334.6 346.62 -3.20N
11 12 0 45 30 23 8 55 28 48 41 97 1.13 334.6 346.63 -3.19N
11 15 0 45 32 47 8 55 34 48 41 97 1.13 334.6 346.63 -3.19N
11 18 0 45 35 11 8 55 40 48 42 97 1.13 334.6 346.64 -3.18N
11 21 0 45 37 34 8 55 46 48 42 97 1.13 334.6 346.64 -3.18N
11 24 0 45 39 58 8 55 51 48 42 97 1.13 334.6 346.64 -3.17N
11 27 0 45 42 21 8 55 57 48 42 98 1.12 334.6 346.65 -3.17N
11 30 0 45 44 44 8 56 3 48 42 98 1.12 334.6 346.65 -3.17N
11 33 0 45 47 8 8 56 9 48 42 98 1.12 334.7 346.66 -3.16N
11 36 0 45 49 31 8 56 14 48 42 98 1.12 334.7 346.66 -3.16N
11 39 0 45 51 54 8 56 20 48 42 98 1.12 334.7 346.67 -3.15N
11 42 0 45 54 16 8 56 26 48 42 98 1.12 334.7 346.67 -3.15N
11 45 0 45 56 39 8 56 31 48 42 98 1.11 334.7 346.68 -3.14N
11 48 0 45 59 2 8 56 37 48 42 98 1.11 334.7 346.68 -3.14N
11 51 0 46 1 24 8 56 43 48 42 98 1.11 334.7 346.69 -3.13N
11 54 0 46 3 47 8 56 49 48 42 98 1.11 334.7 346.69 -3.13N
11 57 0 46 6 9 8 56 54 48 42 98 1.11 334.7 346.70 -3.12N
12 0 0 46 8 32 8 57 0 48 42 99 1.10 334.7 346.70 -3.12N
12 3 0 46 10 54 8 57 6 48 42 99 1.10 334.7 346.71 -3.11N
12 6 0 46 13 16 8 57 12 48 42 99 1.10 334.7 346.71 -3.11N
12 9 0 46 15 38 8 57 18 48 42 99 1.10 334.7 346.72 -3.10N
12 12 0 46 18 0 8 57 23 48 42 99 1.10 334.7 346.72 -3.10N
12 15 0 46 20 21 8 57 29 48 42 99 1.10 334.7 346.72 -3.09N
12 18 0 46 22 43 8 57 35 48 42 99 1.09 334.7 346.73 -3.09N
12 21 0 46 25 4 8 57 41 48 42 99 1.09 334.7 346.73 -3.08N
12 24 0 46 27 26 8 57 46 48 43 99 1.09 334.7 346.74 -3.08N
12 27 0 46 29 47 8 57 52 48 43 99 1.09 334.7 346.74 -3.07N
12 30 0 46 32 8 8 57 58 48 43 100 1.09 334.7 346.75 -3.07N
12 33 0 46 34 29 8 58 4 48 43 100 1.09 334.7 346.75 -3.06N
12 36 0 46 36 50 8 58 9 48 43 100 1.08 334.8 346.76 -3.06N
12 39 0 46 39 11 8 58 15 48 43 100 1.08 334.8 346.77 -3.05N
12 42 0 46 41 32 8 58 21 48 43 100 1.08 334.8 346.77 -3.05N
12 45 0 46 43 53 8 58 27 48 43 100 1.08 334.8 346.78 -3.04N
12 48 0 46 46 13 8 58 32 48 43 100 1.08 334.8 346.78 -3.04N
12 51 0 46 48 34 8 58 38 48 43 100 1.08 334.8 346.79 -3.03N
12 54 0 46 50 54 8 58 44 48 43 100 1.07 334.8 346.79 -3.03N
12 57 0 46 53 14 8 58 50 48 43 100 1.07 334.8 346.80 -3.02N
13 0 0 46 55 34 8 58 55 48 43 101 1.07 334.8 346.80 -3.01N
13 3 0 46 57 54 8 59 1 48 43 101 1.07 334.8 346.81 -3.01N
13 6 0 47 0 14 8 59 7 48 43 101 1.07 334.8 346.81 -3.00N
13 9 0 47 2 33 8 59 12 48 43 101 1.07 334.8 346.82 -3.00N
13 12 0 47 4 53 8 59 18 48 43 101 1.07 334.8 346.82 -2.99N
13 15 0 47 7 12 8 59 24 48 43 101 1.06 334.8 346.83 -2.99N
13 18 0 47 9 32 8 59 30 48 43 101 1.06 334.8 346.83 -2.98N
13 21 0 47 11 51 8 59 35 48 43 101 1.06 334.8 346.84 -2.98N
13 24 0 47 14 10 8 59 41 48 43 101 1.06 334.8 346.84 -2.97N
13 27 0 47 16 29 8 59 47 48 43 101 1.06 334.8 346.85 -2.97N
13 30 0 47 18 48 8 59 53 48 43 102 1.06 334.8 346.86 -2.96N
13 33 0 47 21 7 8 59 58 48 43 102 1.05 334.8 346.85 -2.97N
13 36 0 47 23 25 9 0 4 48 44 102 1.05 334.8 346.86 -2.96N
13 39 0 47 25 44 9 0 10 48 44 102 1.05 334.9 346.86 -2.95N
13 42 0 47 28 2 9 0 16 48 44 102 1.05 334.9 346.87 -2.95N
13 45 0 47 30 20 9 0 21 48 44 102 1.05 334.9 346.87 -2.94N
13 48 0 47 32 38 9 0 27 48 44 102 1.05 334.9 346.88 -2.94N
13 51 0 47 34 56 9 0 33 48 44 102 1.05 334.9 346.89 -2.93N
13 54 0 47 37 14 9 0 39 48 44 102 1.04 334.9 346.89 -2.93N
13 57 0 47 39 32 9 0 44 48 44 102 1.04 334.9 346.90 -2.92N
14 0 0 47 41 49 9 0 50 48 44 103 1.04 334.9 346.90 -2.91N
14 3 0 47 44 7 9 0 56 48 44 103 1.04 334.9 346.91 -2.91N
14 6 0 47 46 24 9 1 1 48 44 103 1.04 334.9 346.91 -2.90N
14 9 0 47 48 41 9 1 7 48 44 103 1.04 334.9 346.92 -2.90N
14 12 0 47 50 58 9 1 13 49 44 103 1.04 334.9 346.93 -2.89N
14 15 0 47 53 15 9 1 19 49 44 103 1.03 334.9 346.93 -2.88N
14 18 0 47 55 32 9 1 24 49 44 103 1.03 334.9 346.94 -2.88N
14 21 0 47 57 49 9 1 30 49 44 103 1.03 334.9 346.94 -2.87N
14 24 0 48 0 5 9 1 36 49 44 103 1.03 334.9 346.95 -2.87N
14 27 0 48 2 22 9 1 42 49 44 103 1.03 334.9 346.96 -2.86N
14 30 0 48 4 38 9 1 47 49 44 104 1.03 335.0 346.96 -2.85N
14 33 0 48 6 54 9 1 53 49 44 104 1.03 335.0 346.97 -2.85N
14 36 0 48 9 10 9 1 59 49 44 104 1.02 335.0 346.97 -2.84N
14 39 0 48 11 26 9 2 4 49 44 104 1.02 335.0 346.98 -2.83N
14 42 0 48 13 41 9 2 10 49 44 104 1.02 335.0 346.99 -2.83N
14 45 0 48 15 57 9 2 16 49 44 104 1.02 335.0 346.99 -2.82N
14 48 0 48 18 12 9 2 21 49 44 104 1.02 335.0 347.00 -2.82N
14 51 0 48 20 28 9 2 27 49 45 104 1.02 335.0 347.01 -2.81N
14 54 0 48 22 43 9 2 33 49 45 104 1.02 335.0 347.01 -2.80N
14 57 0 48 24 58 9 2 39 49 45 104 1.01 335.0 347.02 -2.80N
Path coordinates are referred to WGS84 (as used by GPS).
545 = V0971 Tau, 4.18 +/- 0.01 V , Type BCEP
Librations Long +5.59 Lat -4.98
P +346.6 D +3.9
Illumination of moon 3%+
Elongation of Moon 21
Vertical Profile Scale 2.38 km/arcsec at mean distance of moon
Horizontal Scale Factor 1.77 deg/min
Limiting Magnitudes for various telescope apertures (in mm)
CA\Tdia 50 100 150 200 250 300 350
-6.8 1.8 3.2 3.9 4.4 4.7 4.9 5.1
-4.8 2.0 3.5 4.2 4.7 5.0 5.2 5.3
-2.8 2.2 3.6 4.4 4.8 5.1 5.3 5.5
-0.8 2.3 3.7 4.4 4.9 5.2 5.4 5.6
1.2 2.3 3.7 4.5 4.9 5.2 5.4 5.6
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