Predictions for Grazing Occultation of ZC 1546, 2013 Oct 29, north of Rockhampton
Graze profile Rockhampton
Grazing Occultation of 1546cK0 Magnitude 7.1 [Red = 6.5]
R1546 = 32 Sextantis
Date: 2013 Oct 29 18h 16m, to 2013 Oct 29 18h 52m
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 -20 1 31 18 16 15 14 80 3.91 199.7 177.21 0.43S
133 30 0 -20 2 36 18 16 38 15 79 3.76 199.8 177.32 0.54S
134 0 0 -20 3 51 18 17 3 15 79 3.62 199.9 177.42 0.65S
134 30 0 -20 5 15 18 17 29 16 79 3.49 200.1 177.53 0.76S
135 0 0 -20 6 50 18 17 55 17 79 3.37 200.2 177.64 0.87S
135 30 0 -20 8 34 18 18 23 17 78 3.25 200.3 177.75 0.98S
136 0 0 -20 10 29 18 18 52 18 78 3.14 200.4 177.86 1.09S
136 30 0 -20 12 34 18 19 21 18 78 3.03 200.5 177.98 1.21S
137 0 0 -20 14 49 18 19 52 19 78 2.94 200.6 178.09 1.32S
137 30 0 -20 17 15 18 20 24 19 77 2.84 200.7 178.21 1.44S
138 0 0 -20 19 53 18 20 56 20 77 2.76 200.9 178.33 1.56S
138 30 0 -20 22 41 18 21 30 21 77 2.67 201.0 178.45 1.68S
139 0 0 -20 25 41 18 22 5 21 76 2.59 201.1 178.57 1.80S
139 30 0 -20 28 53 18 22 41 22 76 2.52 201.2 178.70 1.93S
140 0 0 -20 32 16 18 23 18 22 76 2.44 201.4 178.83 2.05S
140 30 0 -20 35 51 18 23 57 23 76 2.37 201.5 178.95 2.18S
141 0 0 -20 39 39 18 24 36 23 75 2.31 201.6 179.08 2.31S
141 30 0 -20 43 39 18 25 17 24 75 2.24 201.7 179.21 2.44S
142 0 0 -20 47 51 18 25 59 25 75 2.18 201.9 179.35 2.57S
142 30 0 -20 52 17 18 26 42 25 74 2.12 202.0 179.48 2.71S
143 0 0 -20 56 55 18 27 26 26 74 2.07 202.1 179.62 2.84S
143 30 0 -21 1 47 18 28 11 26 73 2.01 202.3 179.75 2.98S
144 0 0 -21 6 53 18 28 58 27 73 1.96 202.4 179.89 3.12S
144 30 0 -21 12 12 18 29 46 28 73 1.91 202.6 180.03 3.26S
145 0 0 -21 17 46 18 30 35 28 72 1.87 202.7 180.18 3.40S
145 30 0 -21 23 33 18 31 25 29 72 1.82 202.8 180.32 3.55S
146 0 0 -21 29 36 18 32 17 29 71 1.78 203.0 180.46 3.69S
146 30 0 -21 35 53 18 33 10 30 71 1.73 203.1 180.61 3.84S
147 0 0 -21 42 25 18 34 4 31 71 1.69 203.3 180.76 3.99S
147 30 0 -21 49 12 18 35 0 31 70 1.65 203.4 180.91 4.13S
148 0 0 -21 56 14 18 35 57 -12 32 70 1.61 203.6 181.06 4.29S
148 30 0 -22 3 33 18 36 55 -11 32 69 1.58 203.7 181.21 4.44S
149 0 0 -22 11 7 18 37 55 -10 33 69 1.54 203.9 181.36 4.59S
149 30 0 -22 18 57 18 38 56 -10 34 68 1.50 204.0 181.52 4.74S
150 0 0 -22 27 4 18 39 58 -9 34 67 1.47 204.2 181.67 4.90S
150 30 0 -22 35 27 18 41 2 -8 35 67 1.44 204.4 181.83 5.05S
151 0 0 -22 44 7 18 42 7 -8 35 66 1.41 204.5 181.98 5.21S
151 30 0 -22 53 3 18 43 13 -7 36 66 1.38 204.7 182.14 5.37S
152 0 0 -23 2 17 18 44 21 -6 37 65 1.35 204.8 182.30 5.53S
152 30 0 -23 11 48 18 45 30 -5 37 64 1.32 205.0 182.46 5.68S
153 0 0 -23 21 37 18 46 40 -5 38 64 1.29 205.1 182.62 5.84S
153 30 0 -23 31 43 18 47 52 -4 38 63 1.26 205.3 182.78 6.00S
154 0 0 -23 42 7 18 49 5 -3 39 62 1.24 205.5 182.93 6.16S
154 30 0 -23 52 49 18 50 19 -2 39 62 1.21 205.6 183.09 6.32S
155 0 0 -24 3 48 18 51 35 -2 40 61 1.19 205.8 183.25 6.48S
Path coordinates are referred to WGS84 (as used by GPS), with the
nominal site altitude being referenced to Mean Sea Level.
Projected diameter of star 2 meters [Estimated]
1546 is double:
This next pair is not confirmed
** 8.0 8.0 0.10" 104.0** (OCc 225) Graze path of ? 0.03 km south, and 0.2 secs later compared to the primary
Librations Long -4.42 Lat +5.30
P +179.46 D +5.55
Illumination of moon 24%-
Elongation of Moon 58
Vertical Profile Scale 2.41 km/arcsec at mean distance of moon
Horizontal Scale Factor 1.53 deg/min
At longitude 144.00:
Limiting Magnitudes for various telescope apertures (in cm)
CA\Tdia 5 10 15 20 25 30 35
-0.9 3.3 4.6 5.3 5.8 6.0 6.2 6.3
1.1 5.0 6.4 7.2 7.7 8.0 8.3 8.5
3.1 5.0 6.5 7.2 7.7 8.1 8.3 8.5
5.1 5.0 6.5 7.2 7.7 8.1 8.3 8.5
7.1 5.8 7.3 8.1 8.6 9.0 9.2 9.4
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Double star catalogue details
WDS entries
RA Dec Name Y1 Y2 N PA PA Sep Sep M1 M2
10323+0439OCC 225 0 8.0 8.0 -012+033 +05 2347 103218.50+043843.0
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Interferometric catalogue entries
103218.50+043843.0 BD+05 2347 OCC 225 HD 91256 HIP 51592 10323+0439
Date PA Sep M1 M2
1940. V104. . 0.1 . 8.0 . 8.0 . 1 OCC2002 O
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Results of Observer Scan UT
Site Long. Lat. Dist. h m s
Lunar Limb Profile - north of Rockhampton