Predictions for Grazing Occultation of ZC 3118, 2008 Apr 1
Grazing Occultation of 3118 K0 Magnitude 6.9
Date 2008 April 1 (Tuesday) 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
115 0 0 -31 48 5 20 30 10 28 92 1.89 339.4 355.84 2.28N
115 10 0 -31 48 57 20 30 20 28 92 1.88 339.4 355.80 2.33N
115 20 0 -31 49 48 20 30 31 28 92 1.86 339.3 355.76 2.37N
115 30 0 -31 50 38 20 30 41 28 92 1.85 339.3 355.72 2.41N
115 40 0 -31 51 27 20 30 52 29 92 1.84 339.3 355.67 2.46N
115 50 0 -31 52 15 20 31 3 29 92 1.82 339.2 355.63 2.50N
116 0 0 -31 53 1 20 31 14 29 92 1.81 339.2 355.58 2.54N
116 10 0 -31 53 47 20 31 25 29 92 1.80 339.1 355.54 2.59N
116 20 0 -31 54 32 20 31 36 29 92 1.78 339.1 355.50 2.63N
116 30 0 -31 55 15 20 31 47 29 91 1.77 339.0 355.45 2.68N
116 40 0 -31 55 58 20 31 58 30 91 1.76 339.0 355.41 2.72N
116 50 0 -31 56 39 20 32 9 30 91 1.74 338.9 355.36 2.77N
117 0 0 -31 57 20 20 32 20 30 91 1.73 338.9 355.32 2.81N
117 10 0 -31 57 59 20 32 32 30 91 1.72 338.9 355.27 2.86N
117 20 0 -31 58 38 20 32 43 30 91 1.70 338.8 355.23 2.90N
117 30 0 -31 59 15 20 32 55 31 91 1.69 338.8 355.18 2.95N
117 40 0 -31 59 51 20 33 6 31 91 1.68 338.7 355.14 2.99N
117 50 0 -32 0 26 20 33 18 31 91 1.67 338.7 355.09 3.04N
118 0 0 -32 1 0 20 33 30 31 90 1.66 338.6 355.04 3.08N
118 10 0 -32 1 33 20 33 42 31 90 1.64 338.6 355.00 3.13N
118 20 0 -32 2 5 20 33 53 31 90 1.63 338.5 354.95 3.18N
118 30 0 -32 2 36 20 34 5 32 90 1.62 338.5 354.90 3.22N
118 40 0 -32 3 6 20 34 17 32 90 1.61 338.4 354.86 3.27N
118 50 0 -32 3 34 20 34 30 32 90 1.60 338.4 354.81 3.32N
119 0 0 -32 4 2 20 34 42 32 90 1.59 338.3 354.76 3.37N
Path coordinates are referred to WGS84 (as used by GPS).
Librations Long -6.17 Lat +1.00
P +354.7 D -0.2
Illumination of moon 21%-
Elongation of Moon 55
Vertical Profile Scale 1.87 km/arcsec at mean distance of moon
Horizontal Scale Factor 1.6 deg/min
Limiting Magnitudes for various telescope apertures (in mm)
CA\Tdia 50 100 150 200 250 300 350
-0.6 3.4 4.8 5.5 5.9 6.2 6.4 6.5
1.4 5.1 6.6 7.4 7.9 8.2 8.5 8.7
3.4 5.1 6.6 7.4 7.9 8.2 8.5 8.7
5.4 5.9 7.4 8.2 8.7 9.1 9.4 9.6
7.4 6.0 7.4 8.3 8.8 9.2 9.5 9.7
Lunar Limb Profile
