07573+0108 STT 185 (HD 65123)
07h 57m 16.39s +01° 07' 37.3" P.A. 22.00 sep 0.4 mag 7.10,7.30 Sp F7V dist. 61.96 pc (202.11 l.y.)
Coord 2000 |
07573+0108 |
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Discov num |
STT 185 |
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Comp |
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Coord arcsec 2000 |
07 57 16.39 +01 07 37.3 |
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Date first |
1843 |
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Date last |
2020 |
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Obs |
167 |
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Pa first |
25 |
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Pa last |
22.2 |
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P.A. Now (θ) |
27.1° |
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Sep first |
0.5 |
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Sep last |
0.43 |
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Sep. Now (ρ) |
0.389" |
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Mag pri |
7.10 |
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Mag sec |
7.30 |
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delta mag (ΔM) |
0.2 |
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Spectral class |
F7V (yellow-white) |
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Pri motion ra |
-160 |
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Sec motion ra |
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Pri motion dec |
+002 |
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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 65123 |
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Constellation |
Canis Minor |
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SAO |
116165 |
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HIP |
38870 |
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Tycho2 |
0181-02890-1 |
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HD |
65123 |
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HR |
3098 |
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GC |
10755 |
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ADS |
6483 |
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BD |
BD+01 1959 |
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Distance |
61.96 |
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Distance ly |
202.11 |
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ORBITAL ELEMENTS
Period (P) | 58.01y | ± 0.08 |
Periastron (T) | 1944.22y | ± 0.13 |
Semi-major axis (a) | 0.343a | ± 0.002 |
Eccentricity (e) | 0.672 | ± 0.002 |
Inclination (i) | 72.5° | ± 0.3 |
Longitude of periastron (ω) | 240.7° | ± 1.2 |
Node (Ω) | 9.5° | ± 0.4 |
Notes | n | |
Reference | Msn2009 | |
Equinox | 2000 | |
Last observation | 2006 | |
Grade | 2 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
185.4 |
0.155 |
2001 |
193.5 |
0.126 |
2002 |
209.8 |
0.076 |
2003 |
287.0 |
0.036 |
2004 |
345.5 |
0.089 |
2005 |
357.7 |
0.148 |
2006 |
3.2 |
0.199 |
2007 |
6.6 |
0.240 |
2008 |
9.0 |
0.274 |
2009 |
11.0 |
0.302 |
2010 |
12.7 |
0.325 |
2011 |
14.1 |
0.344 |
2012 |
15.4 |
0.359 |
2013 |
16.6 |
0.372 |
2014 |
17.8 |
0.381 |
2015 |
18.9 |
0.389 |
2016 |
19.9 |
0.395 |
2017 |
21.0 |
0.398 |
2018 |
22.0 |
0.400 |
2019 |
23.0 |
0.401 |
2020 |
24.0 |
0.400 |
2021 |
25.1 |
0.397 |
2022 |
26.1 |
0.394 |
2023 |
27.1 |
0.389 |
2024 |
28.2 |
0.384 |
2025 |
29.4 |
0.377 |
2026 |
30.5 |
0.370 |
2027 |
31.7 |
0.362 |
2028 |
33.0 |
0.352 |
2029 |
34.4 |
0.343 |
2030 |
35.8 |
0.332 |
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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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