Predictions for Grazing Occultation of ZC 1271, 2013 Sep 29, Adelaide
Graze profile Adelaide
Grazing Occultation of 1271cA5 Magnitude 5.9 [Red = 5.8]
R1271 = 29 Cancri
Date: 2013 Sep 29 19h 22m, to 2013 Sep 29 20h 8m
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
133 0 0 -35 35 53 19 22 19 18 57 3.06 192.6 178.68 1.09S
133 30 0 -35 33 1 19 22 55 19 56 2.98 192.7 178.79 1.20S
134 0 0 -35 30 21 19 23 33 19 56 2.90 192.8 178.90 1.30S
134 30 0 -35 27 53 19 24 12 20 55 2.82 192.9 179.00 1.41S
135 0 0 -35 25 37 19 24 53 20 55 2.75 193.0 179.11 1.52S
135 30 0 -35 23 33 19 25 34 20 54 2.68 193.2 179.22 1.63S
136 0 0 -35 21 42 19 26 17 21 54 2.62 193.3 179.34 1.75S
136 30 0 -35 20 4 19 27 1 21 53 2.55 193.4 179.46 1.86S
137 0 0 -35 18 40 19 27 46 22 53 2.50 193.5 179.58 1.98S
137 30 0 -35 17 30 19 28 32 22 52 2.44 193.6 179.70 2.11S
138 0 0 -35 16 33 19 29 19 23 52 2.38 193.8 179.82 2.23S
138 30 0 -35 15 51 19 30 8 -12 23 51 2.33 193.9 179.95 2.36S
139 0 0 -35 15 23 19 30 58 -11 24 51 2.28 194.0 180.08 2.48S
139 30 0 -35 15 10 19 31 49 -11 24 50 2.23 194.1 180.21 2.61S
140 0 0 -35 15 12 19 32 41 -10 25 49 2.19 194.3 180.34 2.75S
140 30 0 -35 15 30 19 33 35 -10 25 49 2.14 194.4 180.47 2.88S
141 0 0 -35 16 4 19 34 30 -9 25 48 2.10 194.5 180.61 3.02S
141 30 0 -35 16 54 19 35 26 -8 26 48 2.06 194.7 180.75 3.16S
142 0 0 -35 18 1 19 36 23 -8 26 47 2.02 194.8 180.89 3.30S
142 30 0 -35 19 24 19 37 22 -7 27 46 1.98 195.0 181.03 3.44S
143 0 0 -35 21 5 19 38 22 -7 27 46 1.95 195.1 181.18 3.59S
143 30 0 -35 23 3 19 39 23 -6 28 45 1.91 195.3 181.32 3.73S
144 0 0 -35 25 18 19 40 25 -5 28 44 1.88 195.4 181.47 3.88S
144 30 0 -35 27 52 19 41 28 -5 28 44 1.85 195.6 181.62 4.03S
145 0 0 -35 30 44 19 42 33 -4 29 43 1.82 195.7 181.77 4.18S
145 30 0 -35 33 55 19 43 39 -3 29 42 1.79 195.9 181.93 4.33S
146 0 0 -35 37 25 19 44 46 -3 30 41 1.76 196.0 182.08 4.49S
146 30 0 -35 41 13 19 45 54 -2 30 41 1.74 196.2 182.23 4.64S
147 0 0 -35 45 22 19 47 3 -1 30 40 1.71 196.3 182.39 4.80S
Path coordinates are referred to WGS84 (as used by GPS), with the
nominal site altitude being referenced to Mean Sea Level.
1271 is double:
This next pair is not confirmed
** 6.2 7.0 0.050" 350.0** (OCc 554) Graze path of ? 0.14 km south, and 0.1 secs earlier compared to the primary
Librations Long -1.87 Lat +5.99
P +181.27 D +6.30
Illumination of moon 26%-
Elongation of Moon 61
Vertical Profile Scale 3.24 km/arcsec at mean distance of moon
Horizontal Scale Factor 1.34 deg/min
At longitude 144.00:
Limiting Magnitudes for various telescope apertures (in cm)
CA\Tdia 5 10 15 20 25 30 35
-0.1 3.2 4.6 5.3 5.8 6.0 6.2 6.3
1.9 4.8 6.2 7.0 7.4 7.7 7.9 8.1
3.9 4.8 6.2 7.0 7.4 7.7 7.9 8.1
5.9 5.0 6.5 7.2 7.7 8.0 8.2 8.3
7.9 5.5 6.9 7.7 8.2 8.5 8.7 8.9
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Double star catalogue details
WDS entries
RA Dec Name Y1 Y2 N PA PA Sep Sep M1 M2
08286+1413OCC 554 0 6.2 7.0 -014-013 082837.35+141239.1
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Interferometric catalogue entries
082837.35+141239.1 29 Cnc OCC 554 HD 71555 HIP 41578 08286+1413
Date PA Sep M1 M2
1978. V . . 0.05 . 6.2 . 7.0 . 1 OCC2002 O
1988.168 . . < 0.038 . . . . . 549 22 3.6 1 McA1993 Sc
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Results of Observer Scan UT
Site Long. Lat. Dist. h m s
Adelaide 138.6 -34.9 38km 19 30 18
Bendigo 144.3 -36.8 149km 19 41 7
Lunar Limb Profile - near Adelaide
