06517+2503 A 512 (HD 265025)
06h 51m 43.54s +25° 02' 53.5" P.A. 344.00 sep 0.1 mag 9.57,10.08 Sp F8 dist. 249.38 pc (813.48 l.y.)
Coord 2000 |
06517+2503 |
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Discov num |
A 512 |
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Comp |
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Coord arcsec 2000 |
06 51 43.54 +25 02 53.5 |
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Date first |
1903 |
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Date last |
1991 |
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Obs |
12 |
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Pa first |
142 |
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Pa last |
344 |
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P.A. Now (θ) |
344° |
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Sep first |
0.3 |
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Sep last |
0.133 |
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Sep. Now (ρ) |
0.133" |
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Mag pri |
9.57 |
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Mag sec |
10.08 |
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delta mag (ΔM) |
0.51 |
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Spectral class |
F8 (yellow-white) |
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Pri motion ra |
-029 |
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Sec motion ra |
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Pri motion dec |
-033 |
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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 265025 |
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Constellation |
Gemini |
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SAO |
78807 |
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HIP |
32942 |
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Tycho2 |
1898-01860-1 |
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Gaia DR2 |
3381539249491826688 |
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HD |
265025 |
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ADS |
5515 |
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BD |
BD+25 1465 |
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Distance |
249.38 |
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Distance ly |
813.48 |
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ORBITAL ELEMENTS
Period (P) | 187y | |
Periastron (T) | 1978.1y | |
Semi-major axis (a) | 0.21a | |
Eccentricity (e) | 0.27 | |
Inclination (i) | 42.6° | |
Longitude of periastron (ω) | 146.3° | |
Node (Ω) | 150.6° | |
Notes | | |
Reference | Cou1982c | |
Equinox | | |
Last observation | 1982 | |
Grade | 5 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
357.9 |
0.163 |
2001 |
0.1 |
0.163 |
2002 |
2.4 |
0.163 |
2003 |
4.7 |
0.163 |
2004 |
7.0 |
0.162 |
2005 |
9.2 |
0.162 |
2006 |
11.5 |
0.162 |
2007 |
13.8 |
0.161 |
2008 |
16.2 |
0.161 |
2009 |
18.5 |
0.161 |
2010 |
20.8 |
0.161 |
2011 |
23.1 |
0.160 |
2012 |
25.5 |
0.160 |
2013 |
27.8 |
0.160 |
2014 |
30.2 |
0.160 |
2015 |
32.5 |
0.160 |
2016 |
34.8 |
0.161 |
2017 |
37.2 |
0.161 |
2018 |
39.5 |
0.161 |
2019 |
41.8 |
0.161 |
2020 |
44.1 |
0.162 |
2021 |
46.4 |
0.163 |
2022 |
48.7 |
0.163 |
2023 |
50.9 |
0.164 |
2024 |
53.1 |
0.165 |
2025 |
55.3 |
0.166 |
2026 |
57.5 |
0.167 |
2027 |
59.7 |
0.168 |
2028 |
61.8 |
0.169 |
2029 |
63.9 |
0.171 |
2030 |
65.9 |
0.172 |
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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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