14453-3609 I 528 AB
14h 45m 20.60s -36° 08' 51.9" P.A. 181.00 sep 0.0 mag 8.00,8.20 Sp A1IV/V dist. 208.77 pc (681.01 l.y.)
| Coord 2000 |
14453-3609 |
|
Discov num |
I 528 |
|
Comp |
AB |
|
Coord arcsec 2000 |
14 45 20.60 -36 08 51.9 |
|
| Date first |
1909 |
|
Date last |
2021 |
|
Obs |
15 |
|
| Pa first |
315 |
|
Pa last |
180.8 |
|
P.A. Now (θ) |
309.5° |
|
| Sep first |
0.4 |
|
Sep last |
0.048 |
|
Sep. Now (ρ) |
0.023" |
|
| Mag pri |
8.00 |
|
Mag sec |
8.20 |
|
delta mag (ΔM) |
0.2 |
|
Spectral class |
A1IV/V (white) |
|
| Pri motion ra |
-022 |
|
Sec motion ra |
|
|
| Pri motion dec |
-013 |
|
Sec motion dec |
|
|
| Notes |
N
O
(See Notes, Orbital solution) |
|
This double is physical.
14453-3609 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
205904 |
14 45 21 -36 08 52 |
I 528 AB |
2021 |
15 |
181 |
0.0 |
8.00 |
8.20 |
0.20 |
Y |
<=== |
| Show |
HD 129732 |
205904 |
14 45 21 -36 08 52 |
KOU 31 AC |
2015 |
2 |
229 |
4.5 |
7.09 |
12.21 |
5.12 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Centaurus |
|
SAO |
205904 |
|
HIP |
72140 |
|
Tycho2 |
7309-02714-1 |
|
| Gaia DR2 |
6202741779763649664 |
|
HD |
129732 |
|
GC |
19848 |
|
CD |
CD-35 9765 |
|
| CP |
CP-35 6344 |
|
Distance |
208.77 |
|
Distance ly |
681.01 |
|
ORBITAL ELEMENTS
| Period (P) | 31.8y | ± 0.34 |
Periastron (T) | 2022.31y | ± 0.43 |
Semi-major axis (a) | 0.086a | ± 0.006 |
| Eccentricity (e) | 0.641 | ± 0.047 |
Inclination (i) | 58.2° | ± 3.1 |
Longitude of periastron (ω) | 77.1° | ± 2.1 |
| Node (Ω) | 171.7° | ± 5.3 |
Notes | n | |
Reference | Tok2021c | |
| Equinox | 2000 | |
Last observation | 2021 | |
Grade | 3 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000 |
28.2 |
0.090 |
| 2001 |
32.5 |
0.089 |
| 2002 |
36.8 |
0.088 |
| 2003 |
41.3 |
0.086 |
| 2004 |
46.0 |
0.084 |
| 2005 |
50.9 |
0.082 |
| 2006 |
56.0 |
0.080 |
| 2007 |
61.5 |
0.078 |
| 2008 |
67.2 |
0.076 |
| 2009 |
73.3 |
0.074 |
| 2010 |
79.8 |
0.072 |
| 2011 |
86.5 |
0.070 |
| 2012 |
93.6 |
0.069 |
| 2013 |
100.8 |
0.068 |
| 2014 |
108.4 |
0.067 |
| 2015 |
116.0 |
0.066 |
| 2016 |
123.9 |
0.065 |
| 2017 |
131.9 |
0.064 |
| 2018 |
140.3 |
0.062 |
| 2019 |
149.4 |
0.059 |
| 2020 |
160.1 |
0.053 |
| 2021 |
175.0 |
0.042 |
| 2022 |
210.3 |
0.022 |
| 2023 |
309.5 |
0.023 |
| 2024 |
341.1 |
0.045 |
| 2025 |
353.1 |
0.061 |
| 2026 |
0.7 |
0.072 |
| 2027 |
6.6 |
0.079 |
| 2028 |
11.7 |
0.084 |
| 2029 |
16.3 |
0.087 |
| 2030 |
20.6 |
0.089 |
|
|
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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