06253+0130 FIN 343 (HD 45050)
06h 25m 18.49s +01° 30' 05.5" P.A. 357.00 sep 0.1 mag 7.90,7.08 Sp B9V dist. 361.01 pc (1177.61 l.y.)
| Coord 2000 |
06253+0130 |
|
Discov num |
FIN 343 |
|
Comp |
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Coord arcsec 2000 |
06 25 18.49 +01 30 05.5 |
|
| Date first |
1959 |
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Date last |
2021 |
|
Obs |
38 |
|
| Pa first |
93 |
|
Pa last |
357 |
|
P.A. Now (θ) |
345.3° |
|
| Sep first |
0.1 |
|
Sep last |
0.084 |
|
Sep. Now (ρ) |
0.087" |
|
| Mag pri |
7.90 |
|
Mag sec |
7.08 |
|
delta mag (ΔM) |
0.82 |
|
Spectral class |
B9V (blue-white) |
|
| Pri motion ra |
-005 |
|
Sec motion ra |
|
|
| Pri motion dec |
-004 |
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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 45050 |
|
Constellation |
Monoceros |
|
SAO |
113855 |
|
HIP |
30547 |
|
| Tycho2 |
0133-01307-1 |
|
Gaia DR2 |
3123519024763316992 |
|
HD |
45050 |
|
HR |
2312 |
|
| GC |
8297 |
|
BD |
BD+01 1332 |
|
Distance |
361.01 |
|
Distance ly |
1177.61 |
|
ORBITAL ELEMENTS
| Period (P) | 76.76y | ± 3.22 |
Periastron (T) | 2020.49y | ± 0.45 |
Semi-major axis (a) | 0.1321a | ± 0.0023 |
| Eccentricity (e) | 0.36 | ± 0.014 |
Inclination (i) | 161.9° | ± 4.6 |
Longitude of periastron (ω) | 153.7° | ± 6.9 |
| Node (Ω) | 165.3° | ± 21.8 |
Notes | n | |
Reference | Tok2020e | |
| Equinox | | |
Last observation | | |
Grade | 3 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000 |
145.2 |
0.151 |
| 2001 |
141.9 |
0.148 |
| 2002 |
138.5 |
0.144 |
| 2003 |
134.9 |
0.140 |
| 2004 |
131.1 |
0.136 |
| 2005 |
127.1 |
0.132 |
| 2006 |
122.8 |
0.128 |
| 2007 |
118.2 |
0.123 |
| 2008 |
113.3 |
0.119 |
| 2009 |
108.0 |
0.114 |
| 2010 |
102.2 |
0.110 |
| 2011 |
95.9 |
0.106 |
| 2012 |
89.2 |
0.101 |
| 2013 |
81.8 |
0.097 |
| 2014 |
73.8 |
0.094 |
| 2015 |
65.2 |
0.090 |
| 2016 |
56.1 |
0.088 |
| 2017 |
46.4 |
0.086 |
| 2018 |
36.3 |
0.084 |
| 2019 |
26.0 |
0.084 |
| 2020 |
15.5 |
0.084 |
| 2021 |
5.2 |
0.084 |
| 2022 |
355.1 |
0.085 |
| 2023 |
345.3 |
0.087 |
| 2024 |
335.9 |
0.089 |
| 2025 |
327.0 |
0.091 |
| 2026 |
318.5 |
0.094 |
| 2027 |
310.5 |
0.097 |
| 2028 |
303.0 |
0.100 |
| 2029 |
296.0 |
0.103 |
| 2030 |
289.4 |
0.107 |
|
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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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