Predictions for Grazing Occultation of ZC3270, 2016 May 1
Graze profile
Grazing Occultation of 3270 K3 Magnitude 5.8 [Red = 5.2]
Date: 2016 May 01 18h 24m, to 2016 May 01 18h 46m
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
135 0 0 -33 21 39.7 18 23 56 27 83 1.95 164.1 186.62 4.42S
135 30 0 -33 21 53.7 18 24 19 28 82 1.91 164.0 186.53 4.34S
136 0 0 -33 22 1.6 18 24 42 28 82 1.87 163.9 186.45 4.26S
136 30 0 -33 22 3.1 18 25 6 29 82 1.83 163.9 186.36 4.17S
137 0 0 -33 21 58.4 18 25 30 29 81 1.80 163.8 186.28 4.09S
137 30 0 -33 21 47.2 18 25 54 30 81 1.76 163.7 186.19 4.00S
138 0 0 -33 21 29.6 18 26 19 30 81 1.73 163.6 186.10 3.91S
138 30 0 -33 21 5.4 18 26 45 31 80 1.69 163.5 186.01 3.82S
139 0 0 -33 20 34.7 18 27 11 31 80 1.66 163.4 185.92 3.73S
139 30 0 -33 19 57.3 18 27 37 32 79 1.63 163.3 185.83 3.64S
140 0 0 -33 19 13.1 18 28 4 32 79 1.59 163.2 185.74 3.55S
140 30 0 -33 18 22.2 18 28 32 33 79 1.56 163.1 185.64 3.45S
141 0 0 -33 17 24.3 18 29 0 33 78 1.53 163.0 185.55 3.36S
141 30 0 -33 16 19.5 18 29 29 34 78 1.50 162.9 185.45 3.26S
142 0 0 -33 15 7.7 18 29 58 34 77 1.47 162.8 185.36 3.17S
142 30 0 -33 13 48.8 18 30 27 35 77 1.45 162.7 185.26 3.07S
143 0 0 -33 12 22.7 18 30 57 35 77 1.42 162.7 185.16 2.97S
143 30 0 -33 10 49.3 18 31 28 36 76 1.39 162.6 185.06 2.87S
144 0 0 -33 9 8.6 18 31 59 36 76 1.37 162.5 184.96 2.77S
144 30 0 -33 7 20.4 18 32 31 37 75 1.34 162.4 184.86 2.67S
145 0 0 -33 5 24.8 18 33 3 37 75 1.31 162.2 184.76 2.57S
145 30 0 -33 3 21.6 18 33 36 38 75 1.29 162.1 184.66 2.46S
146 0 0 -33 1 10.8 18 34 9 38 74 1.27 162.0 184.55 2.36S
146 30 0 -32 58 52.2 18 34 43 39 74 1.24 161.9 184.44 2.25S
147 0 0 -32 56 25.7 18 35 17 39 73 1.22 161.8 184.34 2.15S
147 30 0 -32 53 51.4 18 35 52 40 73 1.20 161.7 184.23 2.04S
148 0 0 -32 51 9.1 18 36 28 40 72 1.17 161.6 184.12 1.93S
148 30 0 -32 48 18.7 18 37 4 41 72 1.15 161.5 184.02 1.83S
149 0 0 -32 45 20.1 18 37 40 42 71 1.13 161.4 183.91 1.72S
149 30 0 -32 42 13.2 18 38 18 42 71 1.11 161.3 183.80 1.61S
150 0 0 -32 38 58.0 18 38 56 43 70 1.09 161.2 183.68 1.49S
150 30 0 -32 35 34.4 18 39 34 43 70 1.07 161.1 183.57 1.38S
151 0 0 -32 32 2.3 18 40 13 44 69 1.05 160.9 183.45 1.26S
151 30 0 -32 28 21.5 18 40 53 44 69 1.03 160.8 183.34 1.15S
152 0 0 -32 24 32.0 18 41 33 45 68 1.01 160.7 183.22 1.03S
152 30 0 -32 20 33.7 18 42 14 45 68 0.99 160.6 183.10 0.91S
153 0 0 -32 16 26.4 18 42 55 46 67 0.97 160.5 182.98 0.79S
153 30 0 -32 12 10.2 18 43 37 46 67 0.95 160.3 182.86 0.67S
154 0 0 -32 7 44.9 18 44 20 47 66 0.93 160.2 182.74 0.55S
154 30 0 -32 3 10.3 18 45 3 48 66 0.91 160.1 182.61 0.42S
155 0 0 -31 58 26.5 18 45 47 48 65 0.90 160.0 182.49 0.30S
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.
Projected diameter of star 3 meters [Estimated]
C A S S I N I R E G I O N G R A Z E
Librations Long -6.00 Lat -2.22
P +184.94 D -1.46
Illumination of moon 32%-
Elongation of Moon 69
Vertical Profile Scale approx. 1.93 km/arcsec at mean distance of moon
Horizontal Scale Factor 1.59 deg/min
At longitude 145.00:
Limiting Magnitudes for various telescope apertures (in cm)
CA\Tdia 5 10 15 20 25 30 35
-1.4 3.3 4.7 5.4 5.9 6.2 6.4 6.5
0.6 5.1 6.5 7.3 7.8 8.2 8.4 8.6
2.6 5.1 6.5 7.3 7.8 8.2 8.4 8.6
4.6 5.1 6.5 7.3 7.8 8.2 8.4 8.6
6.6 5.9 7.4 8.2 8.7 9.1 9.4 9.6
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Results of Observer Scan UT
Site Long. Lat. Dist. h m s
Adelaide 138.6 -34.6 137km 18 26 50.2
Albany 117.8 -35.0 297km 18 15 23.6
AU Mid 143.0 -30.6 289km 18 30 57.3
Canberra 149.2 -35.3 280km 18 37 51.6
Newcastle 151.7 -33.0 55km 18 41 10.1
Perth 115.9 -32.0 14km 18 14 55.2
Pt Macquarie 152.8 -31.4 98km 18 42 41.4
Sydney 151.1 -33.8 143km 18 40 18.3
Lunar Limb Profile
