22384-6523 HDS 3215
22h 38m 29.56s -65° 22' 42.4" P.A. 67.00 sep 0.9 mag 12.13,12.26 dist. 13.18 pc (42.99 l.y.)
| Coord 2000 |
22384-6523 |
|
Discov num |
HDS3215 |
|
Comp |
|
|
Coord arcsec 2000 |
22 38 29.56 -65 22 42.4 |
|
| Date first |
1991 |
|
Date last |
2021 |
|
Obs |
10 |
|
| Pa first |
16 |
|
Pa last |
67.3 |
|
P.A. Now (θ) |
67.3° |
|
| Sep first |
0.8 |
|
Sep last |
0.875 |
|
Sep. Now (ρ) |
0.875" |
|
| Mag pri |
12.13 |
|
Mag sec |
12.26 |
|
delta mag (ΔM) |
0.13 |
|
Spectral class |
|
|
| Pri motion ra |
+833 |
|
Sec motion ra |
|
|
| Pri motion dec |
-160 |
|
Sec motion dec |
|
|
| Notes |
O
V
(Orbital solution, Proper motion indicates physical) |
|
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Tucana |
|
HIP |
111766 |
|
GL |
Gl 865 |
|
Distance |
13.18 |
|
| Distance ly |
42.99 |
|
ORBITAL ELEMENTS
| Period (P) | 35.666y | |
Periastron (T) | 1997.052y | |
Semi-major axis (a) | 0.736a | |
| Eccentricity (e) | 0.211 | |
Inclination (i) | 180° | |
Longitude of periastron (ω) | 0° | |
| Node (Ω) | 293.5° | |
Notes | n | |
Reference | Tok2018e | |
| Equinox | 2000 | |
Last observation | 2018 | |
Grade | 5 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000 |
248.4 |
0.612 |
| 2001 |
234.6 |
0.634 |
| 2002 |
221.8 |
0.659 |
| 2003 |
210.0 |
0.687 |
| 2004 |
199.2 |
0.715 |
| 2005 |
189.1 |
0.742 |
| 2006 |
179.7 |
0.769 |
| 2007 |
171.0 |
0.793 |
| 2008 |
162.7 |
0.816 |
| 2009 |
154.9 |
0.836 |
| 2010 |
147.4 |
0.853 |
| 2011 |
140.1 |
0.867 |
| 2012 |
133.1 |
0.878 |
| 2013 |
126.2 |
0.885 |
| 2014 |
119.5 |
0.890 |
| 2015 |
112.7 |
0.891 |
| 2016 |
106.0 |
0.889 |
| 2017 |
99.2 |
0.884 |
| 2018 |
92.3 |
0.875 |
| 2019 |
85.2 |
0.864 |
| 2020 |
77.9 |
0.849 |
| 2021 |
70.4 |
0.831 |
| 2022 |
62.4 |
0.811 |
| 2023 |
54.1 |
0.788 |
| 2024 |
45.2 |
0.763 |
| 2025 |
35.7 |
0.736 |
| 2026 |
25.4 |
0.708 |
| 2027 |
14.3 |
0.680 |
| 2028 |
2.3 |
0.653 |
| 2029 |
349.3 |
0.629 |
| 2030 |
335.3 |
0.608 |
| 2031 |
320.4 |
0.592 |
| 2032 |
304.9 |
0.583 |
| 2033 |
289.0 |
0.581 |
| 2034 |
273.3 |
0.587 |
| 2035 |
258.1 |
0.600 |
| 2036 |
243.7 |
0.619 |
| 2037 |
230.3 |
0.642 |
| 2038 |
217.8 |
0.668 |
| 2039 |
206.3 |
0.696 |
| 2040 |
195.7 |
0.724 |
| 2041 |
185.9 |
0.751 |
| 2042 |
176.7 |
0.777 |
| 2043 |
168.1 |
0.801 |
| 2044 |
160.0 |
0.823 |
| 2045 |
152.3 |
0.842 |
| 2046 |
144.9 |
0.858 |
| 2047 |
137.8 |
0.871 |
| 2048 |
130.8 |
0.881 |
| 2049 |
124.0 |
0.887 |
| 2050 |
117.2 |
0.891 |
|
|
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
|
|
|
|
|
|
|
|
Measures: green=micrometric, blue=interferometric, purple=photographic |
|
