03196+6714 HU 1056 (HD 20274)
03h 19m 35.36s +67° 14' 15.2" P.A. 80.00 sep 1.1 mag 8.72,8.89 Sp F8 dist. 62.77 pc (204.76 l.y.)
Coord 2000 |
03196+6714 |
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Discov num |
HU 1056 |
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Comp |
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Coord arcsec 2000 |
03 19 35.36 +67 14 15.2 |
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Date first |
1904 |
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Date last |
2018 |
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Obs |
29 |
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Pa first |
102 |
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Pa last |
79.5 |
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P.A. Now (θ) |
79.5° |
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Sep first |
0.6 |
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Sep last |
1.063 |
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Sep. Now (ρ) |
1.063" |
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Mag pri |
8.72 |
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Mag sec |
8.89 |
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delta mag (ΔM) |
0.17 |
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Spectral class |
F8 (yellow-white) |
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Pri motion ra |
-052 |
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Sec motion ra |
-052 |
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Pri motion dec |
-017 |
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Sec motion dec |
-017 |
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Notes |
O
(Orbital solution) |
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This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 20274 |
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Constellation |
Camelopardalis |
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SAO |
12698 |
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HIP |
15482 |
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Tycho2 |
4061-00395-1 |
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Gaia DR2 |
492673332002006272 |
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HD |
20274 |
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ADS |
2452 |
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BD |
BD+66 253 |
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Distance |
62.77 |
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Distance ly |
204.76 |
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ORBITAL ELEMENTS
Period (P) | 603y | |
Periastron (T) | 2010.2y | |
Semi-major axis (a) | 1.386a | |
Eccentricity (e) | 0.18 | |
Inclination (i) | 99.2° | |
Longitude of periastron (ω) | 15.4° | |
Node (Ω) | 83.3° | |
Notes | | |
Reference | Zir2015a | |
Equinox | 2000 | |
Last observation | 2012 | |
Grade | 5 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
82.3 |
1.131 |
2001 |
82.1 |
1.129 |
2002 |
82.0 |
1.126 |
2003 |
81.8 |
1.124 |
2004 |
81.7 |
1.121 |
2005 |
81.5 |
1.117 |
2006 |
81.4 |
1.114 |
2007 |
81.3 |
1.110 |
2008 |
81.1 |
1.106 |
2009 |
81.0 |
1.102 |
2010 |
80.8 |
1.098 |
2011 |
80.7 |
1.093 |
2012 |
80.5 |
1.088 |
2013 |
80.4 |
1.083 |
2014 |
80.2 |
1.078 |
2015 |
80.0 |
1.073 |
2016 |
79.9 |
1.067 |
2017 |
79.7 |
1.062 |
2018 |
79.6 |
1.056 |
2019 |
79.4 |
1.049 |
2020 |
79.2 |
1.043 |
2021 |
79.1 |
1.036 |
2022 |
78.9 |
1.030 |
2023 |
78.7 |
1.023 |
2024 |
78.6 |
1.016 |
2025 |
78.4 |
1.008 |
2026 |
78.2 |
1.001 |
2027 |
78.0 |
0.993 |
2028 |
77.8 |
0.985 |
2029 |
77.6 |
0.977 |
2030 |
77.5 |
0.969 |
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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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