Predictions for Grazing Occultation of ZC 3311, 2008 Dec 5
Grazing Occultation of 3311 G0 Magnitude 6.9
Date 2008 December 5 (Friday) 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
150 0 0 -30 22 0 8 55 15 -2 60 318 0.59 138.5 158.99 19.54S
150 10 0 -30 12 1 8 55 50 -2 59 317 0.59 138.5 158.98 19.55S
150 20 0 -30 2 2 8 56 25 -2 59 316 0.59 138.5 158.97 19.56S
150 30 0 -29 52 2 8 57 0 -3 59 315 0.59 138.5 158.96 19.57S
150 40 0 -29 42 1 8 57 35 -3 59 315 0.59 138.4 158.95 19.57S
150 50 0 -29 31 59 8 58 10 -3 59 314 0.60 138.4 158.95 19.58S
151 0 0 -29 21 58 8 58 46 -4 59 313 0.60 138.4 158.94 19.59S
151 10 0 -29 11 55 8 59 21 -4 59 313 0.60 138.4 158.94 19.59S
151 20 0 -29 1 52 8 59 57 -4 59 312 0.60 138.4 158.94 19.59S
151 30 0 -28 51 49 9 0 32 -5 59 311 0.60 138.4 158.93 19.59S
151 40 0 -28 41 46 9 1 8 -5 59 311 0.61 138.4 158.93 19.60S
151 50 0 -28 31 42 9 1 44 -5 59 310 0.61 138.4 158.93 19.60S
152 0 0 -28 21 38 9 2 20 -6 59 309 0.61 138.4 158.94 19.59S
152 10 0 -28 11 34 9 2 55 -6 58 309 0.61 138.4 158.94 19.59S
152 20 0 -28 1 30 9 3 31 -6 58 308 0.62 138.4 158.94 19.59S
152 30 0 -27 51 26 9 4 7 -7 58 308 0.62 138.4 158.94 19.58S
152 40 0 -27 41 22 9 4 43 -7 58 307 0.62 138.4 158.95 19.58S
152 50 0 -27 31 19 9 5 19 -7 58 306 0.63 138.4 158.96 19.57S
153 0 0 -27 21 15 9 5 55 -8 58 306 0.63 138.5 158.96 19.57S
153 10 0 -27 11 12 9 6 31 -8 58 305 0.63 138.5 158.97 19.56S
153 20 0 -27 1 10 9 7 7 -8 58 304 0.64 138.5 158.98 19.55S
153 30 0 -26 51 7 9 7 43 -8 57 304 0.64 138.5 158.99 19.54S
153 40 0 -26 41 6 9 8 19 -9 57 303 0.64 138.5 159.00 19.53S
153 50 0 -26 31 5 9 8 55 -9 57 303 0.65 138.5 159.01 19.52S
154 0 0 -26 21 4 9 9 31 -9 57 302 0.65 138.5 159.03 19.50S
Path coordinates are referred to WGS84 (as used by GPS).
Librations Long -7.65 Lat -3.40
P +159.4 D -5.7
Illumination of moon 45%+
Elongation of Moon 84
Vertical Profile Scale 2.16 km/arcsec at mean distance of moon
Horizontal Scale Factor 1.38 deg/min
Limiting Magnitudes for various telescope apertures (in mm)
CA\Tdia 50 100 150 200 250 300 350
15.5 6.0 7.4 8.3 8.8 9.2 9.5 9.7
17.5 6.0 7.4 8.3 8.8 9.2 9.5 9.7
19.5 6.0 7.5 8.3 8.8 9.2 9.5 9.7
21.5 6.0 7.5 8.3 8.8 9.2 9.5 9.8
23.5 6.0 7.5 8.3 8.8 9.2 9.5 9.8
Lunar Limb Profile