21436-1108 LV 10 (HD 206624)
21h 43m 34.21s -11° 08' 08.8" P.A. 356.00 sep 1.0 mag 9.19,10.24 Sp G5
| Coord 2000 |
21436-1108 |
|
Discov num |
LV 10 |
|
Comp |
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Coord arcsec 2000 |
21 43 34.21 -11 08 08.8 |
|
| Date first |
1886 |
|
Date last |
2016 |
|
Obs |
31 |
|
| Pa first |
270 |
|
Pa last |
355.6 |
|
P.A. Now (θ) |
355.6° |
|
| Sep first |
1.4 |
|
Sep last |
1.046 |
|
Sep. Now (ρ) |
1.046" |
|
| Mag pri |
9.19 |
|
Mag sec |
10.24 |
|
delta mag (ΔM) |
1.05 |
|
Spectral class |
G5 (yellow) |
|
| Pri motion ra |
+019 |
|
Sec motion ra |
+019 |
|
| Pri motion dec |
+033 |
|
Sec motion dec |
+033 |
|
| Notes |
O
(Orbital solution) |
|
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 206624 |
|
Constellation |
Capricornus |
|
Tycho2 |
5792-00773-1 |
|
Gaia DR2 |
6845013899329334272 |
|
| HD |
206624 |
|
ADS |
15254 |
|
ORBITAL ELEMENTS
| Period (P) | 371.7098y | ± 236.9855 |
Periastron (T) | 1801.209y | ± 251.2578 |
Semi-major axis (a) | 1.31565a | ± 0.41169 |
| Eccentricity (e) | 0.38607 | ± 0.28904 |
Inclination (i) | 55.717° | ± 19.276 |
Longitude of periastron (ω) | 84.615° | ± 50.695 |
| Node (Ω) | 70.082° | ± 25.795 |
Notes | | |
Reference | Izm2019 | |
| Equinox | | |
Last observation | 2015 | |
Grade | 5 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000 |
341.2 |
1.024 |
| 2001 |
342.1 |
1.023 |
| 2002 |
342.9 |
1.023 |
| 2003 |
343.7 |
1.023 |
| 2004 |
344.6 |
1.023 |
| 2005 |
345.4 |
1.023 |
| 2006 |
346.2 |
1.024 |
| 2007 |
347.0 |
1.024 |
| 2008 |
347.9 |
1.024 |
| 2009 |
348.7 |
1.025 |
| 2010 |
349.5 |
1.025 |
| 2011 |
350.4 |
1.026 |
| 2012 |
351.2 |
1.027 |
| 2013 |
352.0 |
1.028 |
| 2014 |
352.8 |
1.029 |
| 2015 |
353.7 |
1.030 |
| 2016 |
354.5 |
1.031 |
| 2017 |
355.3 |
1.033 |
| 2018 |
356.1 |
1.034 |
| 2019 |
356.9 |
1.036 |
| 2020 |
357.7 |
1.037 |
| 2021 |
358.5 |
1.039 |
| 2022 |
359.4 |
1.041 |
| 2023 |
0.2 |
1.042 |
| 2024 |
1.0 |
1.044 |
| 2025 |
1.8 |
1.046 |
| 2026 |
2.5 |
1.049 |
| 2027 |
3.3 |
1.051 |
| 2028 |
4.1 |
1.053 |
| 2029 |
4.9 |
1.055 |
| 2030 |
5.7 |
1.058 |
|
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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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