Predictions for Grazing Occultation of ZC1413, 2016 Apr 16
Graze profile
Grazing Occultation of 1413 B9 Magnitude 6.8 [Red = 6.8]
Date: 2016 Apr 16 8h 10m, to 2016 Apr 16 8h 40m
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 -33 12 57.9 8 10 29 43 13 1.05 21.8 1.67 3.94N
167 30 0 -33 26 42.9 8 11 48 43 12 1.06 21.9 1.78 4.05N
168 0 0 -33 40 39.7 8 13 7 43 10 1.06 22.0 1.88 4.15N
168 30 0 -33 54 47.9 8 14 25 43 9 1.06 22.1 1.97 4.24N
169 0 0 -34 9 6.9 8 15 44 43 8 1.07 22.2 2.06 4.33N
169 30 0 -34 23 36.2 8 17 2 43 7 1.07 22.3 2.15 4.42N
170 0 0 -34 38 15.2 8 18 19 43 6 1.08 22.4 2.23 4.50N
170 30 0 -34 53 3.4 8 19 37 43 5 1.09 22.4 2.30 4.57N
171 0 0 -35 8 0.3 8 20 53 42 4 1.10 22.5 2.37 4.64N
171 30 0 -35 23 5.1 8 22 10 42 3 1.10 22.6 2.44 4.71N
172 0 0 -35 38 17.5 8 23 26 42 2 1.11 22.6 2.51 4.78N
172 30 0 -35 53 36.7 8 24 41 42 1 1.12 22.7 2.56 4.83N
173 0 0 -36 9 2.3 8 25 56 41 359 1.13 22.7 2.62 4.89N
173 30 0 -36 24 33.6 8 27 10 41 358 1.14 22.8 2.67 4.94N
174 0 0 -36 40 10.2 8 28 24 41 357 1.15 22.8 2.71 4.98N
174 30 0 -36 55 51.5 8 29 37 41 356 1.17 22.9 2.75 5.02N
175 0 0 -37 11 36.8 8 30 49 40 355 1.18 22.9 2.79 5.06N
175 30 0 -37 27 25.8 8 32 0 40 354 1.19 22.9 2.82 5.09N
176 0 0 -37 43 17.9 8 33 10 40 353 1.21 23.0 2.85 5.12N
176 30 0 -37 59 12.5 8 34 20 39 352 1.22 23.0 2.88 5.15N
177 0 0 -38 15 9.2 8 35 29 39 351 1.24 23.0 2.90 5.17N
177 30 0 -38 31 7.4 8 36 37 39 350 1.25 23.0 2.92 5.18N
178 0 0 -38 47 6.6 8 37 44 38 350 1.27 23.1 2.93 5.20N
178 30 0 -39 3 6.4 8 38 50 38 349 1.29 23.1 2.94 5.21N
179 0 0 -39 19 6.4 8 39 56 37 348 1.30 23.1 2.94 5.21N
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.
C A S S I N I R E G I O N G R A Z E
Librations Long +6.27 Lat +2.60
P +2.86 D -2.05
Illumination of moon 71%+
Elongation of Moon 115
Vertical Profile Scale approx. 2.69 km/arcsec at mean distance of moon
Horizontal Scale Factor 1.25 deg/min
At longitude 173.00:
Limiting Magnitudes for various telescope apertures (in cm)
CA\Tdia 5 10 15 20 25 30 35
0.9 2.8 4.2 5.0 5.4 5.7 5.9 6.1
2.9 4.7 6.2 6.9 7.4 7.7 8.0 8.1
4.9 4.7 6.2 6.9 7.4 7.8 8.0 8.2
6.9 5.6 7.0 7.8 8.3 8.6 8.9 9.1
8.9 5.6 7.0 7.8 8.3 8.7 8.9 9.1
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Results of Observer Scan UT
Site Long. Lat. Dist. h m s
Lunar Limb Profile
