Predictions for Grazing Occultation of ZC1600, 2015 Dec 3
Graze profile
Grazing Occultation of 1600wA5 Magnitude 5.0 [Red = 4.9]
R1600 = 59 Leonis
Date: 2015 Dec 03 13h 45m, to 2015 Dec 03 13h 49m
Nominal site altitude 50m
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 -38 17 37 13 44 41 4 79 14.43 16.7 352.55 5.92N
167 30 0 -38 15 36 13 44 46 4 79 13.08 16.7 352.59 5.88N
168 0 0 -38 13 42 13 44 50 5 79 11.96 16.8 352.65 5.81N
168 30 0 -38 11 56 13 44 56 5 78 11.02 16.9 352.72 5.75N
169 0 0 -38 10 17 13 45 2 6 78 10.20 16.9 352.79 5.68N
169 30 0 -38 8 45 13 45 9 6 78 9.50 17.0 352.85 5.62N
170 0 0 -38 7 21 13 45 16 6 77 8.89 17.1 352.92 5.55N
170 30 0 -38 6 5 13 45 24 7 77 8.34 17.1 352.99 5.48N
171 0 0 -38 4 57 13 45 32 7 77 7.86 17.2 353.06 5.41N
171 30 0 -38 3 57 13 45 42 8 76 7.43 17.3 353.13 5.34N
172 0 0 -38 3 5 13 45 52 8 76 7.04 17.3 353.20 5.27N
172 30 0 -38 2 21 13 46 2 9 76 6.69 17.4 353.27 5.19N
173 0 0 -38 1 46 13 46 13 9 75 6.37 17.5 353.35 5.12N
173 30 0 -38 1 20 13 46 25 9 75 6.08 17.6 353.42 5.04N
174 0 0 -38 1 3 13 46 38 10 74 5.81 17.6 353.50 4.97N
174 30 0 -38 0 55 13 46 52 10 74 5.56 17.7 353.58 4.89N
175 0 0 -38 0 55 13 47 6 11 74 5.34 17.8 353.65 4.81N
175 30 0 -38 1 6 13 47 21 11 73 5.13 17.9 353.73 4.74N
176 0 0 -38 1 26 13 47 36 11 73 4.93 17.9 353.81 4.65N
176 30 0 -38 1 55 13 47 53 12 73 4.75 18.0 353.89 4.57N
177 0 0 -38 2 34 13 48 10 12 72 4.58 18.1 353.98 4.49N
177 30 0 -38 3 24 13 48 28 13 72 4.42 18.2 354.06 4.41N
178 0 0 -38 4 23 13 48 47 13 71 4.27 18.3 354.14 4.33N
178 30 0 -38 5 33 13 49 6 14 71 4.13 18.4 354.23 4.24N
179 0 0 -38 6 53 13 49 27 14 71 4.00 18.4 354.31 4.16N
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 1 meters [Estimated]
1600 is double:
AB 5.0 12.6 41" 217.6 (BU 598) Graze path of B 123.51 km north, and 31.7 secs earlier compared to A
C A S S I N I R E G I O N G R A Z E
Librations Long +4.23 Lat +0.79
P +353.41 D -1.02
Illumination of moon 47%-
Elongation of Moon 87
Vertical Profile Scale 3.37 km/arcsec at mean distance of moon
Horizontal Scale Factor 1.70 deg/min
At longitude 173.00:
Limiting Magnitudes for various telescope apertures (in cm)
CA\Tdia 5 10 15 20 25 30 35
1.1 3.7 5.0 5.6 6.0 6.2 6.3 6.4
3.1 3.8 5.1 5.7 6.0 6.2 6.3 6.4
5.1 4.4 5.8 6.4 6.8 7.0 7.2 7.3
7.1 4.4 5.8 6.4 6.8 7.1 7.2 7.3
9.1 4.5 5.8 6.5 6.8 7.1 7.2 7.3
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Results of Observer Scan UT
Site Long. Lat. Dist. h m s
Auckland 174.8 -36.9 124km 13 47 0
MidNZ 173.0 -41.0 330km 13 46 14
Lunar Limb Profile
