03005+3934 A 1530 (HD 18567)
03h 00m 31.19s +39° 34' 21.3" P.A. 76.00 sep 0.3 mag 9.29,10.11 Sp F0 dist. 193.42 pc (630.94 l.y.)
Coord 2000 |
03005+3934 |
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Discov num |
A 1530 |
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Comp |
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Coord arcsec 2000 |
03 00 31.19 +39 34 21.3 |
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Date first |
1907 |
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Date last |
2008 |
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Obs |
20 |
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Pa first |
263 |
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Pa last |
76.4 |
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P.A. Now (θ) |
76.4° |
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Sep first |
0.4 |
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Sep last |
0.274 |
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Sep. Now (ρ) |
0.274" |
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Mag pri |
9.29 |
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Mag sec |
10.11 |
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delta mag (ΔM) |
0.82 |
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Spectral class |
F0 (yellow-white) |
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Pri motion ra |
+010 |
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Sec motion ra |
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Pri motion dec |
-004 |
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Sec motion dec |
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Notes |
O
(Orbital solution) |
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This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 18567 |
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Constellation |
Perseus |
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SAO |
56079 |
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HIP |
14020 |
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Tycho2 |
2851-00260-1 |
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Gaia DR2 |
143613192302150528 |
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HD |
18567 |
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ADS |
2273 |
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BD |
BD+38 609 |
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Distance |
193.42 |
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Distance ly |
630.94 |
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ORBITAL ELEMENTS
Period (P) | 127.8y | ± 7.2 |
Periastron (T) | 2020.7y | ± 3.5 |
Semi-major axis (a) | 0.4924a | ± 0.0038 |
Eccentricity (e) | 0.739 | ± 0.053 |
Inclination (i) | 83.14° | ± 1.08 |
Longitude of periastron (ω) | 78.72° | ± 1.59 |
Node (Ω) | 79.31° | ± 1.7 |
Notes | | |
Reference | Hrt2011a | |
Equinox | 2000 | |
Last observation | 2008 | |
Grade | 4 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
64.8 |
0.240 |
2001 |
65.7 |
0.246 |
2002 |
66.6 |
0.251 |
2003 |
67.5 |
0.256 |
2004 |
68.3 |
0.260 |
2005 |
69.1 |
0.264 |
2006 |
69.9 |
0.267 |
2007 |
70.6 |
0.269 |
2008 |
71.4 |
0.270 |
2009 |
72.1 |
0.270 |
2010 |
72.9 |
0.269 |
2011 |
73.7 |
0.266 |
2012 |
74.4 |
0.262 |
2013 |
75.3 |
0.255 |
2014 |
76.1 |
0.246 |
2015 |
77.1 |
0.233 |
2016 |
78.2 |
0.215 |
2017 |
79.5 |
0.192 |
2018 |
81.3 |
0.160 |
2019 |
84.1 |
0.119 |
2020 |
90.8 |
0.068 |
2021 |
146.0 |
0.017 |
2022 |
243.7 |
0.057 |
2023 |
252.3 |
0.111 |
2024 |
255.4 |
0.158 |
2025 |
257.2 |
0.198 |
2026 |
258.4 |
0.232 |
2027 |
259.3 |
0.260 |
2028 |
260.0 |
0.284 |
2029 |
260.6 |
0.305 |
2030 |
261.2 |
0.323 |
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Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
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Measures: green=micrometric, blue=interferometric, purple=photographic |
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