11101-3822 B 795 (HD 97073)
11h 10m 07.49s -38° 21' 47.0" P.A. 7.00 sep 0.8 mag 9.24,10.92 Sp G8V dist. 59.88 pc (195.33 l.y.)
Coord 2000 |
11101-3822 |
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Discov num |
B 795 |
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Comp |
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Coord arcsec 2000 |
11 10 07.49 -38 21 47.0 |
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Date first |
1927 |
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Date last |
2018 |
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Obs |
10 |
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Pa first |
11 |
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Pa last |
7.3 |
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P.A. Now (θ) |
7.3° |
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Sep first |
0.7 |
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Sep last |
0.802 |
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Sep. Now (ρ) |
0.802" |
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Mag pri |
9.24 |
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Mag sec |
10.92 |
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delta mag (ΔM) |
1.68 |
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Spectral class |
G8V (yellow) |
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Pri motion ra |
+141 |
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Sec motion ra |
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Pri motion dec |
-172 |
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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 97073 |
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Constellation |
Centaurus |
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SAO |
202153 |
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HIP |
54577 |
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Tycho2 |
7726-00995-1 |
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HD |
97073 |
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CD |
CD-37 7067 |
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CP |
CP-37 4596 |
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Distance |
59.88 |
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Distance ly |
195.33 |
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ORBITAL ELEMENTS
Period (P) | 115y | |
Periastron (T) | 1982.85y | |
Semi-major axis (a) | 0.514a | |
Eccentricity (e) | 0.75 | |
Inclination (i) | 83.2° | |
Longitude of periastron (ω) | 192.7° | |
Node (Ω) | 7.8° | |
Notes | n | |
Reference | Tok2018b | |
Equinox | 2000 | |
Last observation | 2016 | |
Grade | 4 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
4.7 |
0.507 |
2001 |
4.9 |
0.531 |
2002 |
5.2 |
0.554 |
2003 |
5.4 |
0.576 |
2004 |
5.5 |
0.597 |
2005 |
5.7 |
0.616 |
2006 |
5.9 |
0.635 |
2007 |
6.0 |
0.653 |
2008 |
6.2 |
0.671 |
2009 |
6.3 |
0.687 |
2010 |
6.5 |
0.703 |
2011 |
6.6 |
0.717 |
2012 |
6.7 |
0.731 |
2013 |
6.8 |
0.745 |
2014 |
6.9 |
0.757 |
2015 |
7.1 |
0.769 |
2016 |
7.2 |
0.781 |
2017 |
7.3 |
0.791 |
2018 |
7.4 |
0.801 |
2019 |
7.5 |
0.811 |
2020 |
7.6 |
0.819 |
2021 |
7.7 |
0.827 |
2022 |
7.8 |
0.835 |
2023 |
7.9 |
0.842 |
2024 |
7.9 |
0.848 |
2025 |
8.0 |
0.854 |
2026 |
8.1 |
0.859 |
2027 |
8.2 |
0.864 |
2028 |
8.3 |
0.868 |
2029 |
8.4 |
0.872 |
2030 |
8.5 |
0.875 |
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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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