Grazing Occultation of 885 wG7 Magnitude 5.6
Date 2005 März 17 (Donnerstag) 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 48 59 27 21 53 10 39 270 1.25 5.1 5.55 5.98N
6 3 0 48 58 8 21 53 14 39 270 1.25 5.2 5.56 5.99N
6 6 0 48 56 49 21 53 18 39 270 1.25 5.2 5.57 5.99N
6 9 0 48 55 30 21 53 22 39 270 1.26 5.2 5.58 6.00N
6 12 0 48 54 11 21 53 25 38 270 1.26 5.2 5.58 6.01N
6 15 0 48 52 51 21 53 29 38 270 1.26 5.2 5.59 6.02N
6 18 0 48 51 32 21 53 33 38 270 1.26 5.2 5.60 6.02N
6 21 0 48 50 12 21 53 37 38 270 1.26 5.2 5.61 6.03N
6 24 0 48 48 53 21 53 40 38 270 1.27 5.2 5.61 6.04N
6 27 0 48 47 33 21 53 44 38 270 1.27 5.2 5.62 6.05N
6 30 0 48 46 13 21 53 48 38 270 1.27 5.2 5.63 6.05N
6 33 0 48 44 53 21 53 52 38 271 1.27 5.2 5.64 6.06N
6 36 0 48 43 33 21 53 55 38 271 1.27 5.2 5.64 6.07N
6 39 0 48 42 13 21 53 59 38 271 1.28 5.2 5.65 6.08N
6 42 0 48 40 52 21 54 3 38 271 1.28 5.3 5.66 6.08N
6 45 0 48 39 32 21 54 7 38 271 1.28 5.3 5.67 6.09N
6 48 0 48 38 12 21 54 10 38 271 1.28 5.3 5.67 6.10N
6 51 0 48 36 51 21 54 14 38 271 1.28 5.3 5.68 6.11N
6 54 0 48 35 30 21 54 18 38 271 1.29 5.3 5.69 6.11N
6 57 0 48 34 9 21 54 22 38 271 1.29 5.3 5.70 6.12N
7 0 0 48 32 48 21 54 25 38 271 1.29 5.3 5.70 6.13N
7 3 0 48 31 27 21 54 29 38 271 1.29 5.3 5.71 6.14N
7 6 0 48 30 6 21 54 33 38 271 1.29 5.3 5.72 6.14N
7 9 0 48 28 45 21 54 37 38 271 1.30 5.3 5.73 6.15N
7 12 0 48 27 24 21 54 40 38 271 1.30 5.3 5.73 6.16N
7 15 0 48 26 2 21 54 44 38 271 1.30 5.3 5.74 6.17N
7 18 0 48 24 41 21 54 48 38 272 1.30 5.3 5.75 6.17N
7 21 0 48 23 19 21 54 52 37 272 1.30 5.3 5.76 6.18N
7 24 0 48 21 57 21 54 55 37 272 1.31 5.4 5.76 6.19N
7 27 0 48 20 36 21 54 59 37 272 1.31 5.4 5.77 6.19N
7 30 0 48 19 14 21 55 3 37 272 1.31 5.4 5.78 6.20N
7 33 0 48 17 52 21 55 6 37 272 1.31 5.4 5.78 6.21N
7 36 0 48 16 30 21 55 10 37 272 1.32 5.4 5.79 6.22N
7 39 0 48 15 7 21 55 14 37 272 1.32 5.4 5.80 6.22N
7 42 0 48 13 45 21 55 18 37 272 1.32 5.4 5.81 6.23N
7 45 0 48 12 23 21 55 21 37 272 1.32 5.4 5.81 6.24N
7 48 0 48 11 0 21 55 25 37 272 1.32 5.4 5.82 6.25N
7 51 0 48 9 37 21 55 29 37 272 1.33 5.4 5.83 6.25N
7 54 0 48 8 15 21 55 32 37 272 1.33 5.4 5.84 6.26N
7 57 0 48 6 52 21 55 36 37 272 1.33 5.4 5.84 6.27N
8 0 0 48 5 29 21 55 40 37 272 1.33 5.4 5.85 6.27N
8 3 0 48 4 6 21 55 44 37 273 1.33 5.5 5.86 6.28N
8 6 0 48 2 43 21 55 47 37 273 1.34 5.5 5.86 6.29N
8 9 0 48 1 19 21 55 51 37 273 1.34 5.5 5.87 6.30N
8 12 0 47 59 56 21 55 55 37 273 1.34 5.5 5.88 6.30N
8 15 0 47 58 33 21 55 58 37 273 1.34 5.5 5.89 6.31N
8 18 0 47 57 9 21 56 2 37 273 1.35 5.5 5.89 6.32N
8 21 0 47 55 45 21 56 6 37 273 1.35 5.5 5.90 6.32N
8 24 0 47 54 22 21 56 10 37 273 1.35 5.5 5.91 6.33N
8 27 0 47 52 58 21 56 13 36 273 1.35 5.5 5.91 6.34N
8 30 0 47 51 34 21 56 17 36 273 1.35 5.5 5.92 6.35N
8 33 0 47 50 10 21 56 21 36 273 1.36 5.5 5.93 6.35N
8 36 0 47 48 46 21 56 24 36 273 1.36 5.5 5.94 6.36N
8 39 0 47 47 21 21 56 28 36 273 1.36 5.5 5.94 6.37N
8 42 0 47 45 57 21 56 32 36 273 1.36 5.5 5.95 6.37N
8 45 0 47 44 33 21 56 35 36 273 1.37 5.5 5.96 6.38N
8 48 0 47 43 8 21 56 39 36 273 1.37 5.6 5.96 6.39N
8 51 0 47 41 43 21 56 43 36 274 1.37 5.6 5.97 6.39N
8 54 0 47 40 19 21 56 46 36 274 1.37 5.6 5.98 6.40N
8 57 0 47 38 54 21 56 50 36 274 1.37 5.6 5.98 6.41N
9 0 0 47 37 29 21 56 54 36 274 1.38 5.6 5.99 6.42N
9 3 0 47 36 4 21 56 57 36 274 1.38 5.6 6.00 6.42N
9 6 0 47 34 39 21 57 1 36 274 1.38 5.6 6.00 6.43N
9 9 0 47 33 13 21 57 5 36 274 1.38 5.6 6.01 6.44N
9 12 0 47 31 48 21 57 8 36 274 1.39 5.6 6.02 6.44N
9 15 0 47 30 23 21 57 12 36 274 1.39 5.6 6.03 6.45N
9 18 0 47 28 57 21 57 16 36 274 1.39 5.6 6.03 6.46N
9 21 0 47 27 32 21 57 19 36 274 1.39 5.6 6.04 6.46N
9 24 0 47 26 6 21 57 23 36 274 1.40 5.6 6.05 6.47N
9 27 0 47 24 40 21 57 27 36 274 1.40 5.6 6.05 6.48N
9 30 0 47 23 14 21 57 30 36 274 1.40 5.7 6.06 6.48N
9 33 0 47 21 48 21 57 34 35 274 1.40 5.7 6.07 6.49N
9 36 0 47 20 22 21 57 38 35 274 1.41 5.7 6.07 6.50N
9 39 0 47 18 56 21 57 41 35 275 1.41 5.7 6.08 6.50N
9 42 0 47 17 29 21 57 45 35 275 1.41 5.7 6.09 6.51N
9 45 0 47 16 3 21 57 49 35 275 1.41 5.7 6.09 6.52N
9 48 0 47 14 36 21 57 52 35 275 1.41 5.7 6.10 6.53N
9 51 0 47 13 10 21 57 56 35 275 1.42 5.7 6.11 6.53N
9 54 0 47 11 43 21 58 0 35 275 1.42 5.7 6.11 6.54N
9 57 0 47 10 16 21 58 3 35 275 1.42 5.7 6.12 6.55N
10 0 0 47 8 49 21 58 7 35 275 1.42 5.7 6.13 6.55N
10 3 0 47 7 23 21 58 10 35 275 1.43 5.7 6.13 6.56N
10 6 0 47 5 55 21 58 14 35 275 1.43 5.7 6.14 6.57N
10 9 0 47 4 28 21 58 18 35 275 1.43 5.7 6.15 6.57N
10 12 0 47 3 1 21 58 21 35 275 1.43 5.7 6.15 6.58N
10 15 0 47 1 34 21 58 25 35 275 1.44 5.8 6.16 6.59N
10 18 0 47 0 6 21 58 29 35 275 1.44 5.8 6.17 6.59N
10 21 0 46 58 39 21 58 32 35 275 1.44 5.8 6.17 6.60N
10 24 0 46 57 11 21 58 36 35 275 1.44 5.8 6.18 6.61N
10 27 0 46 55 43 21 58 39 35 276 1.45 5.8 6.19 6.61N
10 30 0 46 54 15 21 58 43 35 276 1.45 5.8 6.19 6.62N
10 33 0 46 52 47 21 58 47 35 276 1.45 5.8 6.20 6.62N
10 36 0 46 51 19 21 58 50 35 276 1.45 5.8 6.21 6.63N
10 39 0 46 49 51 21 58 54 34 276 1.46 5.8 6.21 6.64N
10 42 0 46 48 23 21 58 57 34 276 1.46 5.8 6.22 6.64N
10 45 0 46 46 55 21 59 1 34 276 1.46 5.8 6.23 6.65N
10 48 0 46 45 26 21 59 5 34 276 1.46 5.8 6.23 6.66N
10 51 0 46 43 58 21 59 8 34 276 1.47 5.8 6.24 6.66N
10 54 0 46 42 29 21 59 12 34 276 1.47 5.8 6.25 6.67N
10 57 0 46 41 0 21 59 15 34 276 1.47 5.8 6.25 6.68N
11 0 0 46 39 32 21 59 19 34 276 1.47 5.9 6.26 6.68N
11 3 0 46 38 3 21 59 23 34 276 1.48 5.9 6.26 6.69N
11 6 0 46 36 34 21 59 26 34 276 1.48 5.9 6.27 6.70N
11 9 0 46 35 5 21 59 30 34 276 1.48 5.9 6.28 6.70N
11 12 0 46 33 36 21 59 33 34 276 1.49 5.9 6.28 6.71N
11 15 0 46 32 6 21 59 37 34 276 1.49 5.9 6.29 6.72N
11 18 0 46 30 37 21 59 41 34 277 1.49 5.9 6.30 6.72N
11 21 0 46 29 8 21 59 44 34 277 1.49 5.9 6.30 6.73N
11 24 0 46 27 38 21 59 48 34 277 1.50 5.9 6.31 6.73N
11 27 0 46 26 8 21 59 51 34 277 1.50 5.9 6.32 6.74N
11 30 0 46 24 39 21 59 55 34 277 1.50 5.9 6.32 6.75N
11 33 0 46 23 9 21 59 58 34 277 1.50 5.9 6.33 6.75N
11 36 0 46 21 39 22 0 2 34 277 1.51 5.9 6.33 6.76N
11 39 0 46 20 9 22 0 5 34 277 1.51 5.9 6.34 6.77N
11 42 0 46 18 39 22 0 9 33 277 1.51 5.9 6.35 6.77N
11 45 0 46 17 9 22 0 13 33 277 1.51 5.9 6.35 6.78N
11 48 0 46 15 38 22 0 16 33 277 1.52 6.0 6.36 6.78N
11 51 0 46 14 8 22 0 20 33 277 1.52 6.0 6.37 6.79N
11 54 0 46 12 38 22 0 23 33 277 1.52 6.0 6.37 6.80N
11 57 0 46 11 7 22 0 27 33 277 1.53 6.0 6.38 6.80N
12 0 0 46 9 37 22 0 30 33 277 1.53 6.0 6.38 6.81N
12 3 0 46 8 6 22 0 34 33 277 1.53 6.0 6.39 6.82N
12 6 0 46 6 35 22 0 37 33 277 1.53 6.0 6.40 6.82N
12 9 0 46 5 4 22 0 41 33 278 1.54 6.0 6.40 6.83N
12 12 0 46 3 33 22 0 44 33 278 1.54 6.0 6.41 6.83N
12 15 0 46 2 2 22 0 48 33 278 1.54 6.0 6.41 6.84N
12 18 0 46 0 31 22 0 51 33 278 1.55 6.0 6.42 6.85N
12 21 0 45 59 0 22 0 55 33 278 1.55 6.0 6.43 6.85N
12 24 0 45 57 28 22 0 59 33 278 1.55 6.0 6.43 6.86N
12 27 0 45 55 57 22 1 2 33 278 1.55 6.0 6.44 6.86N
12 30 0 45 54 25 22 1 6 33 278 1.56 6.0 6.44 6.87N
12 33 0 45 52 54 22 1 9 33 278 1.56 6.0 6.45 6.88N
12 36 0 45 51 22 22 1 13 33 278 1.56 6.0 6.46 6.88N
12 39 0 45 49 50 22 1 16 33 278 1.57 6.1 6.46 6.89N
12 42 0 45 48 18 22 1 20 33 278 1.57 6.1 6.47 6.89N
12 45 0 45 46 46 22 1 23 32 278 1.57 6.1 6.47 6.90N
12 48 0 45 45 14 22 1 27 32 278 1.57 6.1 6.48 6.91N
12 51 0 45 43 42 22 1 30 32 278 1.58 6.1 6.49 6.91N
12 54 0 45 42 10 22 1 34 32 278 1.58 6.1 6.49 6.92N
12 57 0 45 40 38 22 1 37 32 278 1.58 6.1 6.50 6.92N
13 0 0 45 39 5 22 1 41 32 279 1.59 6.1 6.50 6.93N
13 3 0 45 37 33 22 1 44 32 279 1.59 6.1 6.51 6.94N
13 6 0 45 36 0 22 1 48 32 279 1.59 6.1 6.52 6.94N
13 9 0 45 34 28 22 1 51 32 279 1.60 6.1 6.52 6.95N
13 12 0 45 32 55 22 1 54 32 279 1.60 6.1 6.53 6.95N
13 15 0 45 31 22 22 1 58 32 279 1.60 6.1 6.52 6.95N
13 18 0 45 29 49 22 2 1 32 279 1.60 6.1 6.53 6.95N
13 21 0 45 28 16 22 2 5 32 279 1.61 6.1 6.54 6.96N
13 24 0 45 26 43 22 2 8 32 279 1.61 6.1 6.54 6.97N
13 27 0 45 25 10 22 2 12 32 279 1.61 6.1 6.55 6.97N
13 30 0 45 23 37 22 2 15 32 279 1.62 6.1 6.55 6.98N
13 33 0 45 22 3 22 2 19 32 279 1.62 6.2 6.56 6.98N
13 36 0 45 20 30 22 2 22 32 279 1.62 6.2 6.56 6.99N
13 39 0 45 18 56 22 2 26 32 279 1.63 6.2 6.57 7.00N
13 42 0 45 17 23 22 2 29 32 279 1.63 6.2 6.58 7.00N
13 45 0 45 15 49 22 2 32 31 279 1.63 6.2 6.58 7.01N
13 48 0 45 14 15 22 2 36 31 279 1.63 6.2 6.59 7.01N
13 51 0 45 12 41 22 2 39 31 280 1.64 6.2 6.59 7.02N
13 54 0 45 11 7 22 2 43 31 280 1.64 6.2 6.60 7.02N
13 57 0 45 9 33 22 2 46 31 280 1.64 6.2 6.60 7.03N
14 0 0 45 7 59 22 2 50 31 280 1.65 6.2 6.61 7.04N
14 3 0 45 6 25 22 2 53 31 280 1.65 6.2 6.62 7.04N
14 6 0 45 4 51 22 2 56 31 280 1.65 6.2 6.62 7.05N
14 9 0 45 3 17 22 3 0 31 280 1.66 6.2 6.63 7.05N
14 12 0 45 1 42 22 3 3 31 280 1.66 6.2 6.63 7.06N
14 15 0 45 0 8 22 3 7 31 280 1.66 6.2 6.64 7.06N
14 18 0 44 58 33 22 3 10 31 280 1.67 6.2 6.64 7.07N
14 21 0 44 56 58 22 3 14 31 280 1.67 6.2 6.65 7.08N
14 24 0 44 55 24 22 3 17 31 280 1.67 6.2 6.66 7.08N
14 27 0 44 53 49 22 3 20 31 280 1.68 6.3 6.66 7.09N
14 30 0 44 52 14 22 3 24 31 280 1.68 6.3 6.67 7.09N
14 33 0 44 50 39 22 3 27 31 280 1.68 6.3 6.67 7.10N
14 36 0 44 49 4 22 3 30 31 280 1.69 6.3 6.68 7.10N
14 39 0 44 47 29 22 3 34 31 280 1.69 6.3 6.68 7.11N
14 42 0 44 45 53 22 3 37 31 280 1.69 6.3 6.69 7.11N
14 45 0 44 44 18 22 3 41 31 281 1.70 6.3 6.69 7.12N
14 48 0 44 42 43 22 3 44 30 281 1.70 6.3 6.70 7.13N
14 51 0 44 41 7 22 3 47 30 281 1.70 6.3 6.71 7.13N
14 54 0 44 39 32 22 3 51 30 281 1.71 6.3 6.71 7.14N
14 57 0 44 37 56 22 3 54 30 281 1.71 6.3 6.72 7.14N
Path coordinates are referred to WGS84 (as used by GPS).
885 is double : 5.5 11.6 15.2" 231.0
Graze Path of component #2 22.14km North, and 23.6 secs. earlier cf. primary.
Librations Long +2.62 Lat -5.67
P +6.5 D +6.2
Illumination of moon 51%+
Elongation of Moon 91
Vertical Profile Scale 2.14 km/arcsec at mean distance of moon
Horizontal Scale Factor 1.74 deg/min
Limiting Magnitudes for various telescope apertures (in mm)
CA\Tdia 50 100 150 200 250 300 350
3.1 4.8 6.2 7.0 7.4 7.8 8.0 8.1
5.1 5.6 7.0 7.8 8.3 8.6 8.9 9.0
7.1 5.6 7.0 7.8 8.3 8.7 8.9 9.1
9.1 5.6 7.1 7.8 8.3 8.7 8.9 9.1
11.1 5.6 7.1 7.9 8.4 8.7 8.9 9.1
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