22400-8315 HDS 3219 (HD 213615)
22h 39m 59.38s -83° 15' 06.0" P.A. 35.00 sep 0.1 mag 6.94,8.79 Sp A9IV dist. 105.37 pc (343.72 l.y.)
Coord 2000 |
22400-8315 |
|
Discov num |
HDS3219 |
|
Comp |
|
|
Coord arcsec 2000 |
22 39 59.38 -83 15 06.0 |
|
Date first |
1991 |
|
Date last |
2021 |
|
Obs |
14 |
|
Pa first |
329 |
|
Pa last |
34.6 |
|
P.A. Now (θ) |
85.3° |
|
Sep first |
0.1 |
|
Sep last |
0.071 |
|
Sep. Now (ρ) |
0.058" |
|
Mag pri |
6.94 |
|
Mag sec |
8.79 |
|
delta mag (ΔM) |
1.85 |
|
Spectral class |
A9IV (white) |
|
Pri motion ra |
+052 |
|
Sec motion ra |
|
|
Pri motion dec |
-024 |
|
Sec motion dec |
|
|
Notes |
O
(Orbital solution) |
|
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 213615 |
|
Constellation |
Octans |
|
SAO |
258937 |
|
HIP |
111898 |
|
Tycho2 |
9525-00501-1 |
|
Gaia DR2 |
6345152381215637760 |
|
HD |
213615 |
|
GC |
31561 |
|
CP |
CP-83 739 |
|
Distance |
105.37 |
|
Distance ly |
343.72 |
|
ORBITAL ELEMENTS
Period (P) | 13.31y | ± 0.2 |
Periastron (T) | 2011.34y | ± 0.5 |
Semi-major axis (a) | 0.088a | ± 0.002 |
Eccentricity (e) | 0.207 | ± 0.016 |
Inclination (i) | 41.4° | ± 3.1 |
Longitude of periastron (ω) | 341.8° | ± 15.8 |
Node (Ω) | 165.7° | ± 5.2 |
Notes | | |
Reference | Tok2021c | |
Equinox | 2000 | |
Last observation | 2021 | |
Grade | 3 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
214.8 |
0.067 |
2001 |
250.2 |
0.067 |
2002 |
281.3 |
0.076 |
2003 |
304.3 |
0.088 |
2004 |
321.7 |
0.099 |
2005 |
336.3 |
0.105 |
2006 |
350.2 |
0.104 |
2007 |
5.7 |
0.095 |
2008 |
25.9 |
0.080 |
2009 |
56.3 |
0.064 |
2010 |
99.3 |
0.058 |
2011 |
140.2 |
0.066 |
2012 |
172.6 |
0.071 |
2013 |
204.3 |
0.068 |
2014 |
239.3 |
0.066 |
2015 |
272.5 |
0.072 |
2016 |
297.9 |
0.084 |
2017 |
316.7 |
0.096 |
2018 |
331.9 |
0.104 |
2019 |
345.9 |
0.105 |
2020 |
0.6 |
0.098 |
2021 |
18.9 |
0.085 |
2022 |
45.4 |
0.068 |
2023 |
85.3 |
0.058 |
2024 |
128.6 |
0.063 |
2025 |
163.1 |
0.070 |
2026 |
194.1 |
0.069 |
2027 |
228.2 |
0.066 |
2028 |
262.9 |
0.069 |
2029 |
290.9 |
0.080 |
2030 |
311.4 |
0.093 |
|
|
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
|
|
|
|
|
|
|
|
Measures: green=micrometric, blue=interferometric, purple=photographic |
|