Predictions for Grazing Occultation of ZC 450, 2014 Jul 20, nr Lismore NSW.
Graze profile Lismore
Grazing Occultation of 450 K3 Magnitude 6.4 [Red = 5.6]
Date: 2014 Jul 20 17h 2m, to 2014 Jul 20 17h 11m
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
137 0 0 -34 30 55 17 2 20 3 69 21.90 341.4 358.75 2.03N
137 30 0 -34 21 37 17 2 24 3 68 18.64 341.4 358.68 2.10N
138 0 0 -34 12 14 17 2 30 4 68 16.21 341.3 358.61 2.16N
138 30 0 -34 2 44 17 2 36 4 68 14.33 341.2 358.55 2.23N
139 0 0 -33 53 9 17 2 42 4 68 12.83 341.2 358.48 2.29N
139 30 0 -33 43 29 17 2 49 5 67 11.61 341.1 358.41 2.36N
140 0 0 -33 33 43 17 2 56 5 67 10.59 341.0 358.35 2.43N
140 30 0 -33 23 51 17 3 4 6 67 9.73 341.0 358.28 2.50N
141 0 0 -33 13 54 17 3 12 6 66 8.99 340.9 358.21 2.56N
141 30 0 -33 3 51 17 3 21 7 66 8.36 340.8 358.14 2.63N
142 0 0 -32 53 42 17 3 30 7 66 7.80 340.8 358.07 2.70N
142 30 0 -32 43 28 17 3 40 8 65 7.31 340.7 358.01 2.77N
143 0 0 -32 33 8 17 3 51 8 65 6.87 340.6 357.94 2.84N
143 30 0 -32 22 42 17 4 2 9 65 6.48 340.5 357.87 2.91N
144 0 0 -32 12 10 17 4 14 9 65 6.13 340.5 357.80 2.98N
144 30 0 -32 1 33 17 4 26 10 64 5.81 340.4 357.73 3.05N
145 0 0 -31 50 49 17 4 39 10 64 5.52 340.3 357.66 3.12N
145 30 0 -31 40 0 17 4 52 11 64 5.26 340.3 357.59 3.19N
146 0 0 -31 29 4 17 5 6 11 63 5.01 340.2 357.52 3.26N
146 30 0 -31 18 3 17 5 21 12 63 4.79 340.1 357.45 3.33N
147 0 0 -31 6 56 17 5 37 12 63 4.58 340.1 357.38 3.40N
147 30 0 -30 55 42 17 5 53 13 62 4.39 340.0 357.31 3.47N
148 0 0 -30 44 23 17 6 10 13 62 4.22 339.9 357.23 3.54N
148 30 0 -30 32 57 17 6 27 14 62 4.05 339.8 357.16 3.61N
149 0 0 -30 21 25 17 6 45 14 62 3.90 339.8 357.09 3.68N
149 30 0 -30 9 48 17 7 4 15 61 3.75 339.7 357.03 3.75N
150 0 0 -29 58 4 17 7 24 15 61 3.61 339.6 356.95 3.82N
150 30 0 -29 46 13 17 7 44 16 61 3.49 339.6 356.88 3.89N
151 0 0 -29 34 17 17 8 5 17 60 3.37 339.5 356.81 3.97N
151 30 0 -29 22 14 17 8 27 17 60 3.25 339.4 356.74 4.04N
152 0 0 -29 10 5 17 8 49 18 60 3.14 339.3 356.67 4.11N
152 30 0 -28 57 50 17 9 13 18 59 3.04 339.3 356.59 4.18N
153 0 0 -28 45 28 17 9 37 19 59 2.95 339.2 356.52 4.25N
153 30 0 -28 33 0 17 10 2 19 59 2.85 339.1 356.45 4.33N
154 0 0 -28 20 26 17 10 28 20 58 2.77 339.1 356.38 4.40N
154 30 0 -28 7 45 17 10 55 20 58 2.68 339.0 356.31 4.47N
155 0 0 -27 54 58 17 11 22 21 58 2.60 338.9 356.24 4.54N
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 4 meters [Estimated]
C A S S I N I R E G I O N G R A Z E
Librations Long +7.91 Lat +2.35
P +357.97 D -2.41
Illumination of moon 32%-
Elongation of Moon 69
Vertical Profile Scale 2.06 km/arcsec at mean distance of moon
Horizontal Scale Factor 1.75 deg/min
At longitude 145.00:
Limiting Magnitudes for various telescope apertures (in cm)
CA\Tdia 5 10 15 20 25 30 35
-0.9 2.5 3.8 4.3 4.6 4.8 4.9 4.9
1.1 4.1 5.4 6.1 6.4 6.7 6.8 6.9
3.1 4.1 5.4 6.1 6.5 6.7 6.9 7.0
5.1 4.8 6.2 6.9 7.3 7.6 7.8 7.9
7.1 4.8 6.2 6.9 7.3 7.6 7.8 7.9
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Results of Observer Scan UT
Site Long. Lat. Dist. h m s
Lunar Limb Profile - Lismore
