Predictions for Grazing Occultation of ZC3470, 2016 Apr 5
Graze profile
Grazing Occultation of 3470 A0 Magnitude 7.1 [Red = 7.0]
Date: 2016 Apr 05 17h 42m, to 2016 Apr 05 17h 44m
Nominal site altitude 100m
E. Longit. Latitude U.T. Sun Moon TanZ PA AA CA
o ' " o ' " h m s Alt Alt Az o o o
167 0 0 -35 18 26.1 17 41 33 4 90 12.81 162.6 187.40 5.42S
167 30 0 -35 19 12.1 17 41 35 5 90 11.71 162.5 187.35 5.37S
168 0 0 -35 19 53.7 17 41 37 5 90 10.79 162.5 187.29 5.31S
168 30 0 -35 20 31.0 17 41 40 6 90 9.99 162.4 187.23 5.26S
169 0 0 -35 21 3.9 17 41 43 6 89 9.31 162.4 187.18 5.20S
169 30 0 -35 21 32.3 17 41 47 7 89 8.71 162.3 187.12 5.14S
170 0 0 -35 21 56.2 17 41 50 7 89 8.18 162.3 187.06 5.08S
170 30 0 -35 22 15.7 17 41 54 7 88 7.70 162.2 187.00 5.03S
171 0 0 -35 22 30.6 17 41 59 8 88 7.28 162.1 186.95 4.97S
171 30 0 -35 22 40.9 17 42 3 8 88 6.90 162.1 186.89 4.91S
172 0 0 -35 22 46.5 17 42 8 9 87 6.56 162.0 186.83 4.85S
172 30 0 -35 22 47.6 17 42 14 9 87 6.25 162.0 186.77 4.79S
173 0 0 -35 22 43.9 17 42 19 10 87 5.96 161.9 186.71 4.73S
173 30 0 -35 22 35.5 17 42 25 10 87 5.70 161.8 186.64 4.67S
174 0 0 -35 22 22.4 17 42 32 10 86 5.46 161.8 186.58 4.60S
174 30 0 -35 22 4.4 17 42 39 11 86 5.24 161.7 186.52 4.54S
175 0 0 -35 21 41.6 17 42 46 -12 11 86 5.03 161.6 186.46 4.48S
175 30 0 -35 21 13.9 17 42 53 -11 12 85 4.84 161.6 186.39 4.41S
176 0 0 -35 20 41.3 17 43 1 -11 12 85 4.66 161.5 186.33 4.35S
176 30 0 -35 20 3.7 17 43 9 -10 13 85 4.50 161.5 186.26 4.28S
177 0 0 -35 19 21.1 17 43 17 -10 13 84 4.34 161.4 186.20 4.22S
177 30 0 -35 18 33.4 17 43 26 -10 13 84 4.19 161.3 186.13 4.15S
178 0 0 -35 17 40.6 17 43 36 -9 14 84 4.05 161.3 186.06 4.09S
178 30 0 -35 16 42.7 17 43 45 -9 14 83 3.92 161.2 186.00 4.02S
179 0 0 -35 15 39.6 17 43 55 -8 15 83 3.80 161.1 185.93 3.95S
Path coordinates are referred to WGS84 (as used by GPS), with the
nominal site altitude being referenced to Mean Sea Level. The path
is adjusted for the effects of refraction at low moon altitudes.
Librations Long -3.23 Lat -0.13
P +186.69 D +0.51
Illumination of moon 4%-
Elongation of Moon 24
Vertical Profile Scale approx. 1.95 km/arcsec at mean distance of moon
Horizontal Scale Factor 2.03 deg/min
At longitude 173.00:
Limiting Magnitudes for various telescope apertures (in cm)
CA\Tdia 5 10 15 20 25 30 35
0.7 6.7 8.2 9.0 9.5 9.9 10.2 10.4
2.7 6.7 8.2 9.0 9.5 9.9 10.2 10.4
4.7 6.7 8.2 9.0 9.6 10.0 10.2 10.5
6.7 6.8 8.2 9.0 9.6 10.0 10.3 10.5
8.7 6.8 8.2 9.1 9.6 10.0 10.3 10.5
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Results of Observer Scan UT
Site Long. Lat. Dist. h m s
Auckland 174.8 -36.9 170km 17 42 42.8
MidNZ 173.0 -41.0 624km 17 42 19.5
Lunar Limb Profile
