23067-2345 HDS 3293 Aa,Ab
23h 06m 40.81s -23° 44' 35.2" P.A. 20.00 sep 0.2 mag 4.79,6.77 Sp G8III dist. 66.31 pc (216.3 l.y.)
| Coord 2000 |
23067-2345 |
|
Discov num |
HDS3293 |
|
Comp |
Aa,Ab |
|
Coord arcsec 2000 |
23 06 40.81 -23 44 35.2 |
|
| Date first |
1991 |
|
Date last |
2020 |
|
Obs |
6 |
|
| Pa first |
119 |
|
Pa last |
20.3 |
|
P.A. Now (θ) |
29.4° |
|
| Sep first |
0.3 |
|
Sep last |
0.179 |
|
Sep. Now (ρ) |
0.197" |
|
| Mag pri |
4.79 |
|
Mag sec |
6.77 |
|
delta mag (ΔM) |
1.98 |
|
Spectral class |
G8III (yellow) |
|
| Pri motion ra |
+060 |
|
Sec motion ra |
|
|
| Pri motion dec |
+001 |
|
Sec motion dec |
|
|
| Notes |
O
(Orbital solution) |
|
This double is physical.
23067-2345 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
191651 |
23 06 41 -23 44 35 |
HDS 3293 Aa,Ab |
2020 |
6 |
20 |
0.2 |
4.79 |
6.77 |
1.98 |
Y |
<=== |
| Show |
86 Aqr |
191651 |
23 06 41 -23 44 35 |
B 588 AB |
1925 |
1 |
83 |
2.9 |
4.47 |
14.50 |
10.03 |
|
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Triple system
2 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Aquarius |
|
SAO |
191651 |
|
HIP |
114119 |
|
Tycho2 |
6972-01268-1 |
|
| Gaia DR2 |
2384241010068307712 |
|
HD |
218240 |
|
HR |
8789 |
|
GC |
32182 |
|
| ADS |
16511 |
|
CD |
CD-2417497 |
|
CP |
CP-24 7427 |
|
Flamsteed |
86 Aquarii |
|
| Flamsteed name |
86 Aqr |
|
Distance |
66.31 |
|
Distance ly |
216.3 |
|
ORBITAL ELEMENTS
| Period (P) | 60.74y | ± 2.13 |
Periastron (T) | 2017.033y | ± 0.023 |
Semi-major axis (a) | 0.404a | ± 0.012 |
| Eccentricity (e) | 0.865 | ± 0.008 |
Inclination (i) | 72.2° | ± 0.9 |
Longitude of periastron (ω) | 95.8° | ± 0.6 |
| Node (Ω) | 178.5° | ± 0.4 |
Notes | | |
Reference | Tok2021c | |
| Equinox | 2000 | |
Last observation | 2021 | |
Grade | 3 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000 |
135.8 |
0.280 |
| 2001 |
137.7 |
0.281 |
| 2002 |
139.6 |
0.282 |
| 2003 |
141.4 |
0.282 |
| 2004 |
143.3 |
0.282 |
| 2005 |
145.2 |
0.281 |
| 2006 |
147.1 |
0.279 |
| 2007 |
149.0 |
0.276 |
| 2008 |
151.0 |
0.272 |
| 2009 |
153.0 |
0.266 |
| 2010 |
155.2 |
0.259 |
| 2011 |
157.4 |
0.249 |
| 2012 |
159.9 |
0.237 |
| 2013 |
162.8 |
0.220 |
| 2014 |
166.2 |
0.198 |
| 2015 |
170.7 |
0.165 |
| 2016 |
178.4 |
0.112 |
| 2017 |
269.9 |
0.017 |
| 2018 |
1.4 |
0.106 |
| 2019 |
10.5 |
0.147 |
| 2020 |
16.4 |
0.169 |
| 2021 |
21.2 |
0.182 |
| 2022 |
25.4 |
0.191 |
| 2023 |
29.4 |
0.197 |
| 2024 |
33.1 |
0.201 |
| 2025 |
36.7 |
0.204 |
| 2026 |
40.2 |
0.206 |
| 2027 |
43.7 |
0.208 |
| 2028 |
47.1 |
0.209 |
| 2029 |
50.5 |
0.209 |
| 2030 |
53.9 |
0.210 |
|
|
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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