06584-1300 HDS 969 AB
06h 58m 26.02s -12° 59' 29.3" P.A. 27.00 sep 0.3 mag 9.34,12.29 Sp K4V dist. 21.7 pc (70.79 l.y.)
| Coord 2000 |
06584-1300 |
|
Discov num |
HDS 969 |
|
Comp |
AB |
|
Coord arcsec 2000 |
06 58 26.02 -12 59 29.3 |
|
| Date first |
1991 |
|
Date last |
2021 |
|
Obs |
13 |
|
| Pa first |
49 |
|
Pa last |
26.5 |
|
P.A. Now (θ) |
26.5° |
|
| Sep first |
0.4 |
|
Sep last |
0.295 |
|
Sep. Now (ρ) |
0.295" |
|
| Mag pri |
9.34 |
|
Mag sec |
12.29 |
|
delta mag (ΔM) |
2.95 |
|
Spectral class |
K4V (yellow-orange) |
|
| Pri motion ra |
+072 |
|
Sec motion ra |
|
|
| Pri motion dec |
-125 |
|
Sec motion dec |
|
|
| Notes |
O
V
(Orbital solution, Proper motion indicates physical) |
|
This double is physical.
06584-1300 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
152180 |
06 58 26 -12 59 29 |
HDS 969 AB |
2021 |
13 |
27 |
0.3 |
9.34 |
12.29 |
2.95 |
Y |
<=== |
| Show |
|
152180 |
06 58 26 -12 59 29 |
SKF 2519 AC |
2015 |
9 |
103 |
50.1 |
9.20 |
14.10 |
4.90 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Canis Major |
|
SAO |
152180 |
|
HIP |
33560 |
|
Tycho2 |
5388-01592-1 |
|
| Gaia DR2 |
2949560475474885760 |
|
HD |
51849 |
|
GL |
Gl 256 |
|
BD |
BD-12 1724 |
|
| Distance |
21.7 |
|
Distance ly |
70.79 |
|
ORBITAL ELEMENTS
| Period (P) | 68.4y | |
Periastron (T) | 1979.1 | |
Semi-major axis (a) | 0.795a | |
| Eccentricity (e) | 0.164 | |
Inclination (i) | 93.7° | |
Longitude of periastron (ω) | 217.6° | |
| Node (Ω) | 38.3° | |
Notes | | |
Reference | Tok2019c | |
| Equinox | | |
Last observation | 2018 | |
Grade | 5 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000 |
39.4 |
0.823 |
| 2001 |
39.1 |
0.848 |
| 2002 |
38.8 |
0.868 |
| 2003 |
38.5 |
0.882 |
| 2004 |
38.2 |
0.891 |
| 2005 |
38.0 |
0.894 |
| 2006 |
37.7 |
0.892 |
| 2007 |
37.4 |
0.886 |
| 2008 |
37.2 |
0.874 |
| 2009 |
36.9 |
0.857 |
| 2010 |
36.6 |
0.836 |
| 2011 |
36.3 |
0.810 |
| 2012 |
35.9 |
0.780 |
| 2013 |
35.6 |
0.745 |
| 2014 |
35.2 |
0.707 |
| 2015 |
34.7 |
0.665 |
| 2016 |
34.2 |
0.619 |
| 2017 |
33.6 |
0.570 |
| 2018 |
32.9 |
0.518 |
| 2019 |
32.0 |
0.464 |
| 2020 |
30.9 |
0.407 |
| 2021 |
29.4 |
0.347 |
| 2022 |
27.3 |
0.287 |
| 2023 |
24.0 |
0.225 |
| 2024 |
18.2 |
0.163 |
| 2025 |
5.5 |
0.103 |
| 2026 |
328.3 |
0.059 |
| 2027 |
268.1 |
0.072 |
| 2028 |
243.9 |
0.125 |
| 2029 |
234.7 |
0.186 |
| 2030 |
230.1 |
0.247 |
|
|
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
|
|
|
|
|
|
|
|
Measures: green=micrometric, blue=interferometric, purple=photographic |
|
