Predictions for Grazing Occultation of ZC 832, 2016 Feb 17
Graze profile
Grazing Occultation of 832 M2 Magnitude 4.3 [Red = 3.2] v
R832 = 119 Tauri (CE)
Date: 2016 Feb 17 7h 32m, to 2016 Feb 17 7h 58m
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 -42 34 25.1 7 32 18 3 27 18 1.95 173.4 176.04 1.83S
167 30 0 -42 25 47.9 7 33 14 3 27 17 1.93 173.5 176.13 1.74S
168 0 0 -42 17 22.7 7 34 10 2 28 16 1.90 173.6 176.22 1.65S
168 30 0 -42 9 9.7 7 35 8 2 28 15 1.88 173.6 176.31 1.56S
169 0 0 -42 1 9.4 7 36 6 1 28 15 1.86 173.7 176.40 1.47S
169 30 0 -41 53 22.0 7 37 5 1 29 14 1.84 173.8 176.50 1.37S
170 0 0 -41 45 48.1 7 38 5 0 29 13 1.82 173.9 176.60 1.28S
170 30 0 -41 38 27.8 7 39 6 -1 29 12 1.80 174.0 176.70 1.18S
171 0 0 -41 31 21.5 7 40 8 -1 29 11 1.78 174.1 176.80 1.07S
171 30 0 -41 24 29.6 7 41 10 -2 29 11 1.77 174.2 176.90 0.97S
172 0 0 -41 17 52.3 7 42 13 -2 30 10 1.75 174.3 177.01 0.86S
172 30 0 -41 11 30.1 7 43 17 -3 30 9 1.74 174.5 177.12 0.75S
173 0 0 -41 5 23.2 7 44 22 -3 30 8 1.73 174.6 177.23 0.64S
173 30 0 -40 59 32.0 7 45 27 -4 30 7 1.71 174.7 177.35 0.53S
174 0 0 -40 53 56.6 7 46 32 -5 30 7 1.70 174.8 177.46 0.41S
174 30 0 -40 48 37.2 7 47 38 -5 31 6 1.69 174.9 177.58 0.29S
175 0 0 -40 43 34.3 7 48 45 -6 31 5 1.68 175.0 177.70 0.17S
175 30 0 -40 38 47.8 7 49 52 -6 31 4 1.67 175.2 177.82 0.05S
176 0 0 -40 34 18.2 7 51 0 -7 31 3 1.67 175.3 177.95 -0.07S
176 30 0 -40 30 5.8 7 52 7 -8 31 2 1.66 175.4 178.07 -0.20S
177 0 0 -40 26 10.6 7 53 16 -8 31 1 1.66 175.5 178.20 -0.33S
177 30 0 -40 22 32.8 7 54 24 -9 31 1 1.65 175.7 178.33 -0.45S
178 0 0 -40 19 12.6 7 55 33 -9 31 360 1.65 175.8 178.46 -0.58S
178 30 0 -40 16 10.1 7 56 42 -10 31 359 1.64 175.9 178.59 -0.71S
179 0 0 -40 13 25.5 7 57 51 -10 31 358 1.64 176.1 178.72 -0.84S
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 37 meters [CHARM/CADARS, 19 measures]
832 is variable:
832 = CE Tau, 4.23 to 4.54, V, Type SRC, Period 165. days
Librations Long +5.48 Lat +5.96
P +177.82 D +6.48
Illumination of moon 71%+
Elongation of Moon 115
Vertical Profile Scale approx. 3.57 km/arcsec at mean distance of moon
Horizontal Scale Factor 1.35 deg/min
At longitude 173.00:
Limiting Magnitudes for various telescope apertures (in cm)
CA\Tdia 5 10 15 20 25 30 35
-3.4 2.7 4.1 4.8 5.2 5.5 5.7 5.8
-1.4 2.7 4.1 4.8 5.2 5.5 5.7 5.8
0.6 2.7 4.1 4.8 5.2 5.5 5.7 5.8
2.6 4.4 5.8 6.6 7.0 7.3 7.5 7.6
4.6 4.4 5.9 6.6 7.0 7.3 7.5 7.7
------------------------------------------------------------------------------
Results of Observer Scan UT
Site Long. Lat. Dist. h m s
Chch graze 172.6 -43.5 254km 7 43 34.8
Lunar Limb Profile
