23067-6605 HDS 3294 AB
23h 06m 44.94s -66° 04' 30.8" P.A. 75.00 sep 0.1 mag 11.64,12.15 Sp K5Ve dist. 77.76 pc (253.65 l.y.)
| Coord 2000 |
23067-6605 |
|
Discov num |
HDS3294 |
|
Comp |
AB |
|
Coord arcsec 2000 |
23 06 44.94 -66 04 30.8 |
|
| Date first |
1991 |
|
Date last |
2021 |
|
Obs |
8 |
|
| Pa first |
254 |
|
Pa last |
75.2 |
|
P.A. Now (θ) |
75.2° |
|
| Sep first |
0.5 |
|
Sep last |
0.125 |
|
Sep. Now (ρ) |
0.125" |
|
| Mag pri |
11.64 |
|
Mag sec |
12.15 |
|
delta mag (ΔM) |
0.51 |
|
Spectral class |
K5Ve (yellow-orange) |
|
| Pri motion ra |
-029 |
|
Sec motion ra |
|
|
| Pri motion dec |
+024 |
|
Sec motion dec |
|
|
| Notes |
O
(Orbital solution) |
|
This double is physical.
23067-6605 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
23 06 45 -66 04 31 |
HDS 3294 AB |
2021 |
8 |
75 |
0.1 |
11.64 |
12.15 |
0.51 |
Y |
<=== |
| Show |
|
|
23 06 45 -66 04 31 |
RED 28 AB,C |
2010 |
6 |
135 |
74.5 |
11.64 |
13.72 |
2.08 |
|
|
Triple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Tucana |
|
HIP |
120306 |
|
Tycho2 |
9131-00098-3 |
|
Gaia DR2 |
6391437418404987904 |
|
| Distance |
77.76 |
|
Distance ly |
253.65 |
|
ORBITAL ELEMENTS
| Period (P) | 150y | |
Periastron (T) | 2020.238y | |
Semi-major axis (a) | 0.516a | |
| Eccentricity (e) | 0.77 | |
Inclination (i) | 81.4° | |
Longitude of periastron (ω) | 110.7° | |
| Node (Ω) | 261.3° | |
Notes | | |
Reference | Tok2021c | |
| Equinox | 2000 | |
Last observation | 2021 | |
Grade | 4 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000 |
256.1 |
0.458 |
| 2001 |
256.4 |
0.451 |
| 2002 |
256.7 |
0.443 |
| 2003 |
257.0 |
0.434 |
| 2004 |
257.4 |
0.424 |
| 2005 |
257.7 |
0.413 |
| 2006 |
258.1 |
0.401 |
| 2007 |
258.5 |
0.388 |
| 2008 |
258.9 |
0.373 |
| 2009 |
259.3 |
0.357 |
| 2010 |
259.8 |
0.339 |
| 2011 |
260.4 |
0.319 |
| 2012 |
261.0 |
0.297 |
| 2013 |
261.8 |
0.272 |
| 2014 |
262.7 |
0.244 |
| 2015 |
263.9 |
0.213 |
| 2016 |
265.5 |
0.176 |
| 2017 |
268.1 |
0.134 |
| 2018 |
273.3 |
0.086 |
| 2019 |
293.6 |
0.035 |
| 2020 |
50.0 |
0.033 |
| 2021 |
72.0 |
0.084 |
| 2022 |
77.7 |
0.126 |
| 2023 |
80.7 |
0.158 |
| 2024 |
82.8 |
0.181 |
| 2025 |
84.5 |
0.196 |
| 2026 |
86.0 |
0.207 |
| 2027 |
87.4 |
0.214 |
| 2028 |
88.7 |
0.218 |
| 2029 |
89.9 |
0.220 |
| 2030 |
91.2 |
0.220 |
|
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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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