06515+0358 A 1956 (HD 50022)
06h 51m 29.34s +03° 58' 18.4" P.A. 310.00 sep 0.2 mag 9.20,10.10 Sp G5
| Coord 2000 |
06515+0358 |
|
Discov num |
A 1956 |
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Comp |
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Coord arcsec 2000 |
06 51 29.34 +03 58 18.4 |
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| Date first |
1909 |
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Date last |
2019 |
|
Obs |
20 |
|
| Pa first |
299 |
|
Pa last |
309.9 |
|
P.A. Now (θ) |
294.3° |
|
| Sep first |
0.2 |
|
Sep last |
0.16 |
|
Sep. Now (ρ) |
0.202" |
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| Mag pri |
9.20 |
|
Mag sec |
10.10 |
|
delta mag (ΔM) |
0.9 |
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Spectral class |
G5 (yellow) |
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| Pri motion ra |
-037 |
|
Sec motion ra |
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| Pri motion dec |
-023 |
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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 50022 |
|
Constellation |
Monoceros |
|
SAO |
114516 |
|
Tycho2 |
0156-01754-1 |
|
| Gaia DR2 |
3128892200651864576 |
|
HD |
50022 |
|
ADS |
5519 |
|
ORBITAL ELEMENTS
| Period (P) | 110.9y | |
Periastron (T) | 2002.6y | |
Semi-major axis (a) | 0.3705a | |
| Eccentricity (e) | 0.437 | |
Inclination (i) | 115.1° | |
Longitude of periastron (ω) | 354.5° | |
| Node (Ω) | 67.2° | |
Notes | | |
Reference | Tok2020e | |
| Equinox | | |
Last observation | 2019 | |
Grade | 3 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000 |
80.5 |
0.192 |
| 2001 |
76.0 |
0.200 |
| 2002 |
71.9 |
0.206 |
| 2003 |
68.0 |
0.209 |
| 2004 |
64.1 |
0.209 |
| 2005 |
60.1 |
0.206 |
| 2006 |
56.0 |
0.201 |
| 2007 |
51.7 |
0.194 |
| 2008 |
47.0 |
0.185 |
| 2009 |
41.8 |
0.176 |
| 2010 |
35.9 |
0.165 |
| 2011 |
29.3 |
0.155 |
| 2012 |
21.7 |
0.146 |
| 2013 |
13.3 |
0.138 |
| 2014 |
4.0 |
0.133 |
| 2015 |
354.1 |
0.130 |
| 2016 |
344.0 |
0.130 |
| 2017 |
334.3 |
0.134 |
| 2018 |
325.2 |
0.141 |
| 2019 |
317.2 |
0.150 |
| 2020 |
310.1 |
0.161 |
| 2021 |
304.0 |
0.174 |
| 2022 |
298.8 |
0.187 |
| 2023 |
294.3 |
0.202 |
| 2024 |
290.4 |
0.216 |
| 2025 |
287.0 |
0.231 |
| 2026 |
284.0 |
0.247 |
| 2027 |
281.4 |
0.262 |
| 2028 |
279.0 |
0.277 |
| 2029 |
276.9 |
0.291 |
| 2030 |
275.0 |
0.306 |
|
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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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