01376-0924 KUI 7 (HD 10009)
01h 37m 37.70s -09° 24' 13.6" P.A. 158.00 sep 0.2 mag 6.80,7.20 Sp F7V dist. 40.39 pc (131.75 l.y.)
Coord 2000 |
01376-0924 |
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Discov num |
KUI 7 |
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Comp |
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Coord arcsec 2000 |
01 37 37.70 -09 24 13.6 |
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Date first |
1934 |
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Date last |
2020 |
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Obs |
96 |
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Pa first |
157 |
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Pa last |
158 |
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P.A. Now (θ) |
156.7° |
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Sep first |
0.2 |
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Sep last |
0.21 |
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Sep. Now (ρ) |
0.27" |
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Mag pri |
6.80 |
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Mag sec |
7.20 |
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delta mag (ΔM) |
0.4 |
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Spectral class |
F7V (yellow-white) |
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Pri motion ra |
+259 |
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Sec motion ra |
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Pri motion dec |
+093 |
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Sec motion dec |
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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 10009 |
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Constellation |
Cetus |
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SAO |
129412 |
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HIP |
7580 |
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Tycho2 |
5277-02394-1 |
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Gaia DR2 |
2464859126762143616 |
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HD |
10009 |
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HR |
466 |
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GC |
1971 |
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BD |
BD-10 343 |
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FK5 |
2109 |
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Distance |
40.39 |
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Distance ly |
131.75 |
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ORBITAL ELEMENTS
Period (P) | 28.83y | ± 0.25 |
Periastron (T) | 1989.915y | ± 0.021 |
Semi-major axis (a) | 0.292a | ± 0.009 |
Eccentricity (e) | 0.748 | ± 0.005 |
Inclination (i) | 97.4° | ± 0.2 |
Longitude of periastron (ω) | 248.8° | ± 0.3 |
Node (Ω) | 161.1° | ± 1.7 |
Notes | n | |
Reference | Tok1993 | |
Equinox | | |
Last observation | 1989 | |
Grade | 2 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
150.1 |
0.269 |
2001 |
148.7 |
0.255 |
2002 |
147.3 |
0.239 |
2003 |
145.5 |
0.221 |
2004 |
143.5 |
0.201 |
2005 |
141.0 |
0.180 |
2006 |
137.8 |
0.158 |
2007 |
133.5 |
0.134 |
2008 |
127.4 |
0.111 |
2009 |
118.1 |
0.088 |
2010 |
103.0 |
0.069 |
2011 |
78.7 |
0.056 |
2012 |
48.5 |
0.056 |
2013 |
24.5 |
0.069 |
2014 |
9.5 |
0.088 |
2015 |
360.0 |
0.108 |
2016 |
353.3 |
0.125 |
2017 |
347.9 |
0.131 |
2018 |
341.8 |
0.106 |
2019 |
195.6 |
0.018 |
2020 |
162.9 |
0.139 |
2021 |
159.8 |
0.207 |
2022 |
158.0 |
0.246 |
2023 |
156.7 |
0.270 |
2024 |
155.5 |
0.284 |
2025 |
154.4 |
0.290 |
2026 |
153.3 |
0.290 |
2027 |
152.2 |
0.286 |
2028 |
151.1 |
0.278 |
2029 |
149.9 |
0.266 |
2030 |
148.5 |
0.252 |
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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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