Predictions for Grazing Occultation of ZC 1114, 2013 Mar 21, near Newcastle
Graze profile
Grazing Occultation of 1114 F2 Magnitude 6.8 [Red = 6.5]
Date: 2013 Mar 21 11h 54m, to 2013 Mar 21 12h 3m
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
149 0 0 -31 3 19 11 54 25 30 320 1.73 21.7 14.24 14.85N
149 30 0 -31 19 33 11 55 13 29 320 1.77 21.6 14.20 14.81N
150 0 0 -31 35 42 11 55 59 29 319 1.82 21.6 14.16 14.77N
150 30 0 -31 51 46 11 56 45 28 319 1.86 21.5 14.12 14.73N
151 0 0 -32 7 46 11 57 29 28 318 1.91 21.5 14.07 14.69N
151 30 0 -32 23 41 11 58 12 27 318 1.96 21.4 14.03 14.64N
152 0 0 -32 39 31 11 58 54 26 317 2.01 21.4 13.98 14.59N
152 30 0 -32 55 17 11 59 35 26 317 2.06 21.3 13.93 14.55N
153 0 0 -33 10 56 12 0 14 25 316 2.11 21.3 13.88 14.50N
153 30 0 -33 26 31 12 0 53 25 316 2.17 21.2 13.83 14.44N
154 0 0 -33 42 0 12 1 30 24 315 2.23 21.2 13.78 14.39N
154 30 0 -33 57 24 12 2 7 24 315 2.29 21.1 13.73 14.34N
155 0 0 -34 12 42 12 2 42 23 314 2.35 21.1 13.67 14.28N
Path coordinates are referred to WGS84 (as used by GPS), with the
nominal site altitude being referenced to Mean Sea Level.
Librations Long -4.16 Lat +5.33
P +13.65 D -5.92
Illumination of moon 66%+
Elongation of Moon 109
Vertical Profile Scale 2.32 km/arcsec at mean distance of moon
Horizontal Scale Factor 1.40 deg/min
At longitude 152.00:
Limiting Magnitudes for various telescope apertures (in cm)
CA\Tdia 5 10 15 20 25 30 35
10.6 5.4 6.8 7.6 8.0 8.4 8.6 8.7
12.6 5.4 6.8 7.6 8.1 8.4 8.6 8.7
14.6 5.4 6.9 7.6 8.1 8.4 8.6 8.8
16.6 5.4 6.9 7.6 8.1 8.4 8.6 8.8
18.6 5.5 6.9 7.6 8.1 8.4 8.6 8.8
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Results of Observer Scan UT
Site Long. Lat. Dist. h m s
Newcastle 151.7 -33.0 41km 11 58 30
Pt Macquarie 152.8 -31.4 161km 12 0 1
Sydney 151.1 -33.8 156km 11 57 35
Lunar Limb Profile
