Predictions for Grazing Occultation of ZC 3171, 2006 Oct 3
Grazing Occultation of 3171 cA7 Magnitude 3.7v
3171 = Nashira = gamma Capricorni
Date 2006 October 3 (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
114 0 0 -31 49 7 17 3 41 36 272 1.36 145.8 163.78 13.14S
114 10 0 -31 40 24 17 4 2 36 272 1.37 145.8 163.79 13.13S
114 20 0 -31 31 42 17 4 22 36 272 1.38 145.8 163.80 13.11S
114 30 0 -31 23 3 17 4 43 36 271 1.39 145.9 163.82 13.09S
114 40 0 -31 14 25 17 5 4 36 271 1.40 145.9 163.84 13.07S
114 50 0 -31 5 49 17 5 24 35 271 1.41 145.9 163.86 13.05S
115 0 0 -30 57 15 17 5 44 35 271 1.42 145.9 163.88 13.03S
115 10 0 -30 48 42 17 6 5 35 270 1.43 145.9 163.90 13.01S
115 20 0 -30 40 12 17 6 25 35 270 1.45 146.0 163.92 12.99S
115 30 0 -30 31 44 17 6 45 34 270 1.46 146.0 163.94 12.97S
115 40 0 -30 23 18 17 7 4 34 270 1.47 146.0 163.96 12.95S
115 50 0 -30 14 54 17 7 24 34 270 1.48 146.0 163.99 12.93S
116 0 0 -30 6 31 17 7 44 34 269 1.49 146.0 164.01 12.91S
116 10 0 -29 58 11 17 8 3 34 269 1.50 146.1 164.03 12.88S
116 20 0 -29 49 53 17 8 22 33 269 1.52 146.1 164.05 12.86S
116 30 0 -29 41 37 17 8 41 33 269 1.53 146.1 164.08 12.84S
116 40 0 -29 33 23 17 9 0 33 269 1.54 146.1 164.10 12.81S
116 50 0 -29 25 11 17 9 19 33 268 1.56 146.2 164.12 12.79S
117 0 0 -29 17 2 17 9 38 33 268 1.57 146.2 164.15 12.77S
117 10 0 -29 8 54 17 9 57 32 268 1.58 146.2 164.17 12.74S
117 20 0 -29 0 49 17 10 15 32 268 1.60 146.2 164.19 12.72S
117 30 0 -28 52 45 17 10 33 32 268 1.61 146.3 164.22 12.69S
117 40 0 -28 44 44 17 10 52 32 267 1.62 146.3 164.24 12.67S
117 50 0 -28 36 45 17 11 10 31 267 1.64 146.3 164.27 12.64S
118 0 0 -28 28 48 17 11 27 31 267 1.65 146.3 164.29 12.62S
Path coordinates are referred to WGS84 (as used by GPS).
3171 is double : 4.6 4.6 0.008" 275.3
Graze Path of component #2 0.01km South, and 0.0 secs. earlier cf. primary.
3171 = gam Cap, 3.20 +/- 0.03 J , Type ACV
Librations Long -5.46 Lat +3.12
P +164.0 D +1.8
Illumination of moon 83%+
Elongation of Moon 131
Vertical Profile Scale 2.40 km/arcsec at mean distance of moon
Horizontal Scale Factor 1.9 deg/min
Limiting Magnitudes for various telescope apertures (in mm)
CA\Tdia 50 100 150 200 250 300 350
8.6 5.1 6.5 7.3 7.7 8.1 8.3 8.4
10.6 5.3 6.8 7.5 8.0 8.3 8.5 8.7
12.6 5.4 6.8 7.5 8.0 8.3 8.5 8.7
14.6 5.4 6.8 7.5 8.0 8.3 8.5 8.7
16.6 5.4 6.8 7.6 8.0 8.3 8.6 8.7
Lunar Limb Profile for graze north of Perth
