01424-0645 A 1 (HD 10508)
01h 42m 23.63s -06° 45' 17.3" P.A. 257.00 sep 0.8 mag 8.90,8.75 Sp F2 dist. 190.48 pc (621.35 l.y.)
Coord 2000 |
01424-0645 |
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Discov num |
A 1 |
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Comp |
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Coord arcsec 2000 |
01 42 23.63 -06 45 17.3 |
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Date first |
1899 |
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Date last |
2019 |
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Obs |
73 |
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Pa first |
165 |
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Pa last |
256.9 |
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P.A. Now (θ) |
256.9° |
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Sep first |
0.3 |
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Sep last |
0.805 |
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Sep. Now (ρ) |
0.805" |
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Mag pri |
8.90 |
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Mag sec |
8.75 |
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delta mag (ΔM) |
0.15 |
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Spectral class |
F2 (yellow-white) |
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Pri motion ra |
-032 |
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Sec motion ra |
-032 |
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Pri motion dec |
-046 |
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Sec motion dec |
-046 |
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Notes |
N
O
(See Notes, Orbital solution) |
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This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 10508 |
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Constellation |
Cetus |
|
SAO |
129462 |
|
HIP |
7968 |
|
Tycho2 |
4687-01865-1 |
|
Gaia DR2 |
2479271422099897600 |
|
HD |
10508 |
|
ADS |
1345 |
|
BD |
BD-07 282 |
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Distance |
190.48 |
|
Distance ly |
621.35 |
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ORBITAL ELEMENTS
Period (P) | 637.62y | |
Periastron (T) | 1888.34y | |
Semi-major axis (a) | 0.844a | |
Eccentricity (e) | 0.454 | |
Inclination (i) | 42° | |
Longitude of periastron (ω) | 264.7° | |
Node (Ω) | 232.1° | |
Notes | n | |
Reference | Tok2015c | |
Equinox | 2000 | |
Last observation | 2014 | |
Grade | 4 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
247.9 |
0.814 |
2001 |
248.3 |
0.816 |
2002 |
248.7 |
0.819 |
2003 |
249.1 |
0.821 |
2004 |
249.5 |
0.823 |
2005 |
249.9 |
0.826 |
2006 |
250.3 |
0.828 |
2007 |
250.7 |
0.830 |
2008 |
251.0 |
0.833 |
2009 |
251.4 |
0.835 |
2010 |
251.8 |
0.837 |
2011 |
252.2 |
0.839 |
2012 |
252.6 |
0.841 |
2013 |
252.9 |
0.843 |
2014 |
253.3 |
0.845 |
2015 |
253.7 |
0.847 |
2016 |
254.1 |
0.849 |
2017 |
254.4 |
0.851 |
2018 |
254.8 |
0.853 |
2019 |
255.2 |
0.855 |
2020 |
255.5 |
0.857 |
2021 |
255.9 |
0.859 |
2022 |
256.2 |
0.861 |
2023 |
256.6 |
0.862 |
2024 |
257.0 |
0.864 |
2025 |
257.3 |
0.866 |
2026 |
257.7 |
0.867 |
2027 |
258.0 |
0.869 |
2028 |
258.4 |
0.871 |
2029 |
258.7 |
0.872 |
2030 |
259.1 |
0.874 |
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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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