Grazing Occultation of 1772 cA2 Magnitude 3.9s
1772 = Zaniah = eta Virginis
Date 2005 Januar 3 (Montag) 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 54 38 13 0 15 3 9 105 6.01 210.5 188.77 7.38S
6 3 0 54 37 54 0 15 4 9 105 5.99 210.5 188.78 7.39S
6 6 0 54 37 35 0 15 5 10 105 5.97 210.5 188.79 7.39S
6 9 0 54 37 16 0 15 6 10 105 5.95 210.5 188.80 7.40S
6 12 0 54 36 57 0 15 7 10 105 5.93 210.5 188.81 7.41S
6 15 0 54 36 38 0 15 8 10 105 5.91 210.5 188.81 7.42S
6 18 0 54 36 18 0 15 9 10 105 5.89 210.6 188.82 7.43S
6 21 0 54 35 59 0 15 9 10 105 5.87 210.6 188.83 7.43S
6 24 0 54 35 39 0 15 10 10 105 5.85 210.6 188.84 7.44S
6 27 0 54 35 20 0 15 11 10 105 5.83 210.6 188.85 7.45S
6 30 0 54 35 0 0 15 12 10 105 5.81 210.6 188.85 7.46S
6 33 0 54 34 41 0 15 13 10 105 5.79 210.6 188.86 7.46S
6 36 0 54 34 21 0 15 14 10 105 5.78 210.6 188.87 7.47S
6 39 0 54 34 1 0 15 15 10 105 5.76 210.6 188.88 7.48S
6 42 0 54 33 41 0 15 16 10 105 5.74 210.6 188.88 7.49S
6 45 0 54 33 22 0 15 17 10 105 5.72 210.6 188.89 7.50S
6 48 0 54 33 2 0 15 18 10 105 5.70 210.6 188.90 7.50S
6 51 0 54 32 42 0 15 19 10 105 5.68 210.6 188.91 7.51S
6 54 0 54 32 22 0 15 20 10 106 5.66 210.6 188.92 7.52S
6 57 0 54 32 1 0 15 21 10 106 5.65 210.7 188.92 7.53S
7 0 0 54 31 41 0 15 22 10 106 5.63 210.7 188.93 7.54S
7 3 0 54 31 21 0 15 22 10 106 5.61 210.7 188.94 7.54S
7 6 0 54 31 1 0 15 23 10 106 5.59 210.7 188.95 7.55S
7 9 0 54 30 40 0 15 24 10 106 5.57 210.7 188.96 7.56S
7 12 0 54 30 20 0 15 25 10 106 5.56 210.7 188.96 7.57S
7 15 0 54 29 59 0 15 26 10 106 5.54 210.7 188.97 7.58S
7 18 0 54 29 39 0 15 27 10 106 5.52 210.7 188.98 7.58S
7 21 0 54 29 18 0 15 28 10 106 5.50 210.7 188.99 7.59S
7 24 0 54 28 58 0 15 29 10 106 5.49 210.7 189.00 7.60S
7 27 0 54 28 37 0 15 30 10 106 5.47 210.7 189.00 7.61S
7 30 0 54 28 16 0 15 31 10 106 5.45 210.7 189.01 7.62S
7 33 0 54 27 55 0 15 32 10 106 5.43 210.8 189.02 7.62S
7 36 0 54 27 34 0 15 33 10 106 5.42 210.8 189.03 7.63S
7 39 0 54 27 13 0 15 34 10 106 5.40 210.8 189.04 7.64S
7 42 0 54 26 52 0 15 35 11 106 5.38 210.8 189.04 7.65S
7 45 0 54 26 31 0 15 36 11 106 5.37 210.8 189.05 7.66S
7 48 0 54 26 10 0 15 37 11 106 5.35 210.8 189.06 7.66S
7 51 0 54 25 49 0 15 38 11 106 5.33 210.8 189.07 7.67S
7 54 0 54 25 27 0 15 39 11 106 5.32 210.8 189.08 7.68S
7 57 0 54 25 6 0 15 40 11 106 5.30 210.8 189.08 7.69S
8 0 0 54 24 45 0 15 41 11 106 5.29 210.8 189.09 7.70S
8 3 0 54 24 23 0 15 42 11 107 5.27 210.8 189.10 7.70S
8 6 0 54 24 2 0 15 43 11 107 5.25 210.8 189.11 7.71S
8 9 0 54 23 40 0 15 44 11 107 5.24 210.8 189.12 7.72S
8 12 0 54 23 18 0 15 45 11 107 5.22 210.9 189.13 7.73S
8 15 0 54 22 56 0 15 46 11 107 5.21 210.9 189.13 7.74S
8 18 0 54 22 35 0 15 47 11 107 5.19 210.9 189.14 7.74S
8 21 0 54 22 13 0 15 48 11 107 5.17 210.9 189.15 7.75S
8 24 0 54 21 51 0 15 49 11 107 5.16 210.9 189.16 7.76S
8 27 0 54 21 29 0 15 50 11 107 5.14 210.9 189.17 7.77S
8 30 0 54 21 7 0 15 51 11 107 5.13 210.9 189.17 7.78S
8 33 0 54 20 45 0 15 52 11 107 5.11 210.9 189.18 7.79S
8 36 0 54 20 23 0 15 53 11 107 5.10 210.9 189.19 7.79S
8 39 0 54 20 0 0 15 54 11 107 5.08 210.9 189.20 7.80S
8 42 0 54 19 38 0 15 55 11 107 5.07 210.9 189.21 7.81S
8 45 0 54 19 16 0 15 56 11 107 5.05 210.9 189.21 7.82S
8 48 0 54 18 53 0 15 57 11 107 5.04 211.0 189.22 7.83S
8 51 0 54 18 31 0 15 58 11 107 5.02 211.0 189.23 7.83S
8 54 0 54 18 8 0 15 59 11 107 5.01 211.0 189.24 7.84S
8 57 0 54 17 46 0 16 0 11 107 4.99 211.0 189.25 7.85S
9 0 0 54 17 23 0 16 2 11 107 4.98 211.0 189.26 7.86S
9 3 0 54 17 0 0 16 3 11 107 4.96 211.0 189.26 7.87S
9 6 0 54 16 37 0 16 4 11 107 4.95 211.0 189.27 7.88S
9 9 0 54 16 14 0 16 5 11 108 4.94 211.0 189.28 7.88S
9 12 0 54 15 51 0 16 6 11 108 4.92 211.0 189.29 7.89S
9 15 0 54 15 28 0 16 7 12 108 4.91 211.0 189.30 7.90S
9 18 0 54 15 5 0 16 8 12 108 4.89 211.0 189.31 7.91S
9 21 0 54 14 42 0 16 9 12 108 4.88 211.0 189.31 7.92S
9 24 0 54 14 19 0 16 10 12 108 4.87 211.1 189.32 7.93S
9 27 0 54 13 56 0 16 11 12 108 4.85 211.1 189.33 7.93S
9 30 0 54 13 32 0 16 12 12 108 4.84 211.1 189.34 7.94S
9 33 0 54 13 9 0 16 13 12 108 4.82 211.1 189.35 7.95S
9 36 0 54 12 46 0 16 14 12 108 4.81 211.1 189.35 7.96S
9 39 0 54 12 22 0 16 15 12 108 4.80 211.1 189.36 7.97S
9 42 0 54 11 59 0 16 17 12 108 4.78 211.1 189.37 7.97S
9 45 0 54 11 35 0 16 18 12 108 4.77 211.1 189.38 7.98S
9 48 0 54 11 11 0 16 19 12 108 4.76 211.1 189.39 7.99S
9 51 0 54 10 47 0 16 20 12 108 4.74 211.1 189.40 8.00S
9 54 0 54 10 24 0 16 21 12 108 4.73 211.1 189.40 8.01S
9 57 0 54 10 0 0 16 22 12 108 4.72 211.1 189.41 8.02S
10 0 0 54 9 36 0 16 23 12 108 4.70 211.2 189.42 8.02S
10 3 0 54 9 12 0 16 24 12 108 4.69 211.2 189.43 8.03S
10 6 0 54 8 48 0 16 25 12 108 4.68 211.2 189.44 8.04S
10 9 0 54 8 23 0 16 27 12 108 4.66 211.2 189.45 8.05S
10 12 0 54 7 59 0 16 28 12 108 4.65 211.2 189.45 8.06S
10 15 0 54 7 35 0 16 29 12 108 4.64 211.2 189.46 8.07S
10 18 0 54 7 11 0 16 30 12 109 4.63 211.2 189.47 8.07S
10 21 0 54 6 46 0 16 31 12 109 4.61 211.2 189.48 8.08S
10 24 0 54 6 22 0 16 32 12 109 4.60 211.2 189.49 8.09S
10 27 0 54 5 57 0 16 33 12 109 4.59 211.2 189.50 8.10S
10 30 0 54 5 32 0 16 34 12 109 4.57 211.2 189.50 8.11S
10 33 0 54 5 8 0 16 36 12 109 4.56 211.2 189.51 8.12S
10 36 0 54 4 43 0 16 37 12 109 4.55 211.3 189.52 8.12S
10 39 0 54 4 18 0 16 38 12 109 4.54 211.3 189.53 8.13S
10 42 0 54 3 53 0 16 39 12 109 4.53 211.3 189.54 8.14S
10 45 0 54 3 28 0 16 40 12 109 4.51 211.3 189.55 8.15S
10 48 0 54 3 3 0 16 41 13 109 4.50 211.3 189.56 8.16S
10 51 0 54 2 38 0 16 43 13 109 4.49 211.3 189.56 8.17S
10 54 0 54 2 13 0 16 44 13 109 4.48 211.3 189.57 8.18S
10 57 0 54 1 48 0 16 45 13 109 4.46 211.3 189.58 8.18S
11 0 0 54 1 23 0 16 46 13 109 4.45 211.3 189.59 8.19S
11 3 0 54 0 57 0 16 47 13 109 4.44 211.3 189.60 8.20S
11 6 0 54 0 32 0 16 48 13 109 4.43 211.3 189.61 8.21S
11 9 0 54 0 6 0 16 50 13 109 4.42 211.3 189.61 8.22S
11 12 0 53 59 41 0 16 51 13 109 4.41 211.4 189.62 8.23S
11 15 0 53 59 15 0 16 52 13 109 4.39 211.4 189.63 8.23S
11 18 0 53 58 49 0 16 53 13 109 4.38 211.4 189.64 8.24S
11 21 0 53 58 24 0 16 54 13 109 4.37 211.4 189.65 8.25S
11 24 0 53 57 58 0 16 55 13 110 4.36 211.4 189.66 8.26S
11 27 0 53 57 32 0 16 57 13 110 4.35 211.4 189.67 8.27S
11 30 0 53 57 6 0 16 58 13 110 4.34 211.4 189.67 8.28S
11 33 0 53 56 40 0 16 59 13 110 4.32 211.4 189.68 8.29S
11 36 0 53 56 14 0 17 0 13 110 4.31 211.4 189.69 8.29S
11 39 0 53 55 48 0 17 1 13 110 4.30 211.4 189.70 8.30S
11 42 0 53 55 22 0 17 3 13 110 4.29 211.4 189.71 8.31S
11 45 0 53 54 55 0 17 4 13 110 4.28 211.4 189.72 8.32S
11 48 0 53 54 29 0 17 5 13 110 4.27 211.5 189.73 8.33S
11 51 0 53 54 3 0 17 6 13 110 4.26 211.5 189.73 8.34S
11 54 0 53 53 36 0 17 8 13 110 4.25 211.5 189.74 8.35S
11 57 0 53 53 10 0 17 9 13 110 4.24 211.5 189.75 8.35S
12 0 0 53 52 43 0 17 10 13 110 4.22 211.5 189.76 8.36S
12 3 0 53 52 16 0 17 11 13 110 4.21 211.5 189.77 8.37S
12 6 0 53 51 49 0 17 13 13 110 4.20 211.5 189.78 8.38S
12 9 0 53 51 23 0 17 14 13 110 4.19 211.5 189.79 8.39S
12 12 0 53 50 56 0 17 15 13 110 4.18 211.5 189.79 8.40S
12 15 0 53 50 29 0 17 16 13 110 4.17 211.5 189.80 8.41S
12 18 0 53 50 2 0 17 17 14 110 4.16 211.5 189.81 8.41S
12 21 0 53 49 35 0 17 19 14 110 4.15 211.5 189.82 8.42S
12 24 0 53 49 8 0 17 20 14 110 4.14 211.6 189.83 8.43S
12 27 0 53 48 40 0 17 21 14 110 4.13 211.6 189.84 8.44S
12 30 0 53 48 13 0 17 23 14 111 4.12 211.6 189.85 8.45S
12 33 0 53 47 46 0 17 24 14 111 4.11 211.6 189.86 8.46S
12 36 0 53 47 18 0 17 25 14 111 4.10 211.6 189.86 8.47S
12 39 0 53 46 51 0 17 26 14 111 4.09 211.6 189.87 8.48S
12 42 0 53 46 23 0 17 28 14 111 4.08 211.6 189.88 8.48S
12 45 0 53 45 55 0 17 29 14 111 4.07 211.6 189.89 8.49S
12 48 0 53 45 28 0 17 30 14 111 4.06 211.6 189.90 8.50S
12 51 0 53 45 0 0 17 31 14 111 4.05 211.6 189.91 8.51S
12 54 0 53 44 32 0 17 33 14 111 4.04 211.6 189.92 8.52S
12 57 0 53 44 4 0 17 34 14 111 4.03 211.7 189.92 8.53S
13 0 0 53 43 36 0 17 35 14 111 4.02 211.7 189.93 8.54S
13 3 0 53 43 8 0 17 37 14 111 4.01 211.7 189.94 8.55S
13 6 0 53 42 40 0 17 38 14 111 4.00 211.7 189.95 8.55S
13 9 0 53 42 12 0 17 39 14 111 3.99 211.7 189.96 8.56S
13 12 0 53 41 44 0 17 41 14 111 3.98 211.7 189.97 8.57S
13 15 0 53 41 15 0 17 42 14 111 3.97 211.7 189.98 8.58S
13 18 0 53 40 47 0 17 43 14 111 3.96 211.7 189.99 8.59S
13 21 0 53 40 18 0 17 44 14 111 3.95 211.7 190.00 8.60S
13 24 0 53 39 50 0 17 46 14 111 3.94 211.7 190.00 8.61S
13 27 0 53 39 21 0 17 47 14 111 3.93 211.7 190.01 8.62S
13 30 0 53 38 52 0 17 48 14 111 3.92 211.8 190.02 8.62S
13 33 0 53 38 24 0 17 50 14 111 3.91 211.8 190.03 8.63S
13 36 0 53 37 55 0 17 51 14 112 3.90 211.8 190.04 8.64S
13 39 0 53 37 26 0 17 52 14 112 3.89 211.8 190.05 8.65S
13 42 0 53 36 57 0 17 54 14 112 3.88 211.8 190.06 8.66S
13 45 0 53 36 28 0 17 55 14 112 3.87 211.8 190.07 8.67S
13 48 0 53 35 59 0 17 56 15 112 3.86 211.8 190.07 8.68S
13 51 0 53 35 30 0 17 58 15 112 3.85 211.8 190.08 8.69S
13 54 0 53 35 0 0 17 59 15 112 3.84 211.8 190.09 8.70S
13 57 0 53 34 31 0 18 0 15 112 3.83 211.8 190.10 8.70S
14 0 0 53 34 2 0 18 2 15 112 3.82 211.8 190.11 8.71S
14 3 0 53 33 32 0 18 3 15 112 3.81 211.8 190.12 8.72S
14 6 0 53 33 3 0 18 5 15 112 3.81 211.9 190.13 8.73S
14 9 0 53 32 33 0 18 6 15 112 3.80 211.9 190.14 8.74S
14 12 0 53 32 3 0 18 7 15 112 3.79 211.9 190.15 8.75S
14 15 0 53 31 34 0 18 9 15 112 3.78 211.9 190.15 8.76S
14 18 0 53 31 4 0 18 10 15 112 3.77 211.9 190.16 8.77S
14 21 0 53 30 34 0 18 11 15 112 3.76 211.9 190.17 8.78S
14 24 0 53 30 4 0 18 13 15 112 3.75 211.9 190.18 8.78S
14 27 0 53 29 34 0 18 14 15 112 3.74 211.9 190.19 8.79S
14 30 0 53 29 4 0 18 16 15 112 3.73 211.9 190.20 8.80S
14 33 0 53 28 34 0 18 17 15 112 3.72 211.9 190.21 8.81S
14 36 0 53 28 3 0 18 18 15 112 3.72 211.9 190.22 8.82S
14 39 0 53 27 33 0 18 20 15 113 3.71 212.0 190.23 8.83S
14 42 0 53 27 3 0 18 21 15 113 3.70 212.0 190.24 8.84S
14 45 0 53 26 32 0 18 23 15 113 3.69 212.0 190.24 8.85S
14 48 0 53 26 2 0 18 24 15 113 3.68 212.0 190.25 8.86S
14 51 0 53 25 31 0 18 25 15 113 3.67 212.0 190.26 8.87S
14 54 0 53 25 0 0 18 27 15 113 3.66 212.0 190.27 8.87S
14 57 0 53 24 30 0 18 28 15 113 3.65 212.0 190.28 8.88S
Path coordinates are referred to WGS84 (as used by GPS).
1772 is double : 3.8 0.097" 218.9
Graze Path of component #2 0.20km North, and 0.0 secs. earlier cf. primary.
1772 = NSV 05555, 3.86 to 3.93 V , Type
Librations Long -6.55 Lat -2.22
P +190.5 D -0.8
Illumination of moon 57%-
Elongation of Moon 98
Vertical Profile Scale 2.10 km/arcsec at mean distance of moon
Horizontal Scale Factor 1.76 deg/min
Limiting Magnitudes for various telescope apertures (in mm)
CA\Tdia 50 100 150 200 250 300 350
4.9 5.0 6.4 7.1 7.5 7.7 7.9 8.0
6.9 5.0 6.4 7.1 7.5 7.8 7.9 8.1
8.9 5.0 6.4 7.1 7.5 7.8 8.0 8.1
10.9 5.1 6.4 7.1 7.6 7.8 8.0 8.1
12.9 5.1 6.5 7.2 7.6 7.8 8.0 8.1
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