09357+3549 HU 1128 (11 LMi)
09h 35m 39.50s +35° 48' 36.4" P.A. 58.00 sep 7.3 mag 4.80,12.50 Sp G8V dist. 11.37 pc (37.09 l.y.)
Coord 2000 |
09357+3549 |
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Discov num |
HU 1128 |
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Comp |
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Coord arcsec 2000 |
09 35 39.50 +35 48 36.4 |
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Date first |
1905 |
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Date last |
2018 |
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Obs |
27 |
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Pa first |
35 |
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Pa last |
57.5 |
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P.A. Now (θ) |
57.5° |
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Sep first |
5.9 |
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Sep last |
7.3 |
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Sep. Now (ρ) |
7.3" |
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Mag pri |
4.80 |
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Mag sec |
12.50 |
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delta mag (ΔM) |
7.7 |
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Spectral class |
G8V (yellow) |
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Pri motion ra |
-716 |
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Sec motion ra |
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Pri motion dec |
-240 |
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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 |
11 LMi |
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Var name |
SV LMi |
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Constellation |
Leo Minor |
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SAO |
61586 |
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HIP |
47080 |
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Tycho2 |
2500-01533-1 |
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HD |
82885 |
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HR |
3815 |
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GC |
13242 |
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ADS |
7441 |
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GL |
Gl 356A |
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BD |
BD+36 1979 |
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Flamsteed |
11 Leonis Minoris |
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Flamsteed name |
11 LMi |
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Distance |
11.37 |
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Distance ly |
37.09 |
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ORBITAL ELEMENTS
Period (P) | 241.1375y | ± 63.9628 |
Periastron (T) | 1941.747y | ± 1.3215 |
Semi-major axis (a) | 7.18277a | ± 2.64613 |
Eccentricity (e) | 0.98094 | ± 0.01072 |
Inclination (i) | 107.448° | ± 5.704 |
Longitude of periastron (ω) | 114.758° | ± 10.405 |
Node (Ω) | 12.74° | ± 6.301 |
Notes | n | |
Reference | Izm2019 | |
Equinox | | |
Last observation | 2012 | |
Grade | 5 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
53.0 |
5.126 |
2001 |
52.8 |
5.178 |
2002 |
52.6 |
5.229 |
2003 |
52.5 |
5.280 |
2004 |
52.3 |
5.330 |
2005 |
52.1 |
5.379 |
2006 |
52.0 |
5.427 |
2007 |
51.8 |
5.474 |
2008 |
51.7 |
5.521 |
2009 |
51.5 |
5.567 |
2010 |
51.4 |
5.613 |
2011 |
51.3 |
5.658 |
2012 |
51.1 |
5.702 |
2013 |
51.0 |
5.745 |
2014 |
50.9 |
5.788 |
2015 |
50.7 |
5.830 |
2016 |
50.6 |
5.871 |
2017 |
50.5 |
5.912 |
2018 |
50.3 |
5.952 |
2019 |
50.2 |
5.992 |
2020 |
50.1 |
6.031 |
2021 |
50.0 |
6.069 |
2022 |
49.8 |
6.106 |
2023 |
49.7 |
6.143 |
2024 |
49.6 |
6.179 |
2025 |
49.5 |
6.215 |
2026 |
49.4 |
6.250 |
2027 |
49.3 |
6.284 |
2028 |
49.1 |
6.318 |
2029 |
49.0 |
6.351 |
2030 |
48.9 |
6.383 |
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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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