14206-3753 GAA 9 Aa,Ab
14h 20m 33.48s -37° 53' 07.0" P.A. 296.00 sep 0.0 mag 4.40,5.20 Sp A0IV dist. 79.37 pc (258.9 l.y.)
| Coord 2000 |
14206-3753 |
|
Discov num |
GAA 9 |
|
Comp |
Aa,Ab |
|
Coord arcsec 2000 |
14 20 33.48 -37 53 07.0 |
|
| Date first |
2016 |
|
Date last |
2017 |
|
Obs |
6 |
|
| Pa first |
298 |
|
Pa last |
296 |
|
P.A. Now (θ) |
296° |
|
| Sep first |
0.0 |
|
Sep last |
0.008 |
|
Sep. Now (ρ) |
0.008" |
|
| Mag pri |
4.40 |
|
Mag sec |
5.20 |
|
delta mag (ΔM) |
0.8 |
|
Spectral class |
A0IV (white) |
|
| Pri motion ra |
-064 |
|
Sec motion ra |
|
|
| Pri motion dec |
-011 |
|
Sec motion dec |
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|
| Notes |
N
O
W
K
(See Notes, Orbital solution, , K-band or other infrared magnitudes) |
|
Visually invisible, K-band or other infrared star : Summary line gives K-band or other infrared (>1 micron) magnitudes
This double is physical.
14206-3753 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
205453 |
14 20 33 -37 53 07 |
GAA 9 Aa,Ab |
2017 |
6 |
296 |
0.0 |
4.40 |
5.20 |
0.80 |
Y |
<=== |
| Show |
Psi Cen |
205453 |
14 20 33 -37 53 07 |
SEE 204 AB |
2016 |
9 |
87 |
41.0 |
4.05 |
13.70 |
9.65 |
|
|
Triple system
2 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Centaurus |
|
SAO |
205453 |
|
HIP |
70090 |
|
Tycho2 |
7805-02696-1 |
|
| HD |
125473 |
|
HR |
5367 |
|
GC |
19337 |
|
CD |
CD-37 9336 |
|
| CP |
CP-37 6045 |
|
Bayer |
Psi Centauri |
|
Bayer name |
Psi Cen |
|
FK5 |
1373 |
|
| Distance |
79.37 |
|
Distance ly |
258.9 |
|
Bayer greek |
ψ Cen |
|
ORBITAL ELEMENTS
| Period (P) | 38.8121d | ± 0.0002 |
Periastron (T) | 8180.836d (1881.274y) | ± 0.017 |
Semi-major axis (a) | 5.055m | ± 0.02 |
| Eccentricity (e) | 0.55 | ± 0.001 |
Inclination (i) | 89.2° | ± 0.13 |
Longitude of periastron (ω) | 19.45° | ± 0.27 |
| Node (Ω) | 115.79° | ± 0.1 |
Notes | n | |
Reference | GaA2019 | |
| Equinox | | |
Last observation | 2017 | |
Grade | 4 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000-01-01 |
295.6 |
0.006 |
| 2001-01-01 |
296.6 |
0.005 |
| 2002-01-01 |
294.1 |
0.002 |
| 2003-01-01 |
296.1 |
0.007 |
| 2004-01-01 |
113.5 |
0.001 |
| 2005-01-01 |
295.7 |
0.007 |
| 2006-01-01 |
296.9 |
0.004 |
| 2007-01-01 |
295.1 |
0.004 |
| 2008-01-01 |
296.2 |
0.007 |
| 2009-01-01 |
115.4 |
0.002 |
| 2010-01-01 |
295.8 |
0.007 |
| 2011-01-01 |
297.4 |
0.003 |
| 2012-01-01 |
295.4 |
0.005 |
| 2013-01-01 |
296.3 |
0.006 |
| 2014-01-01 |
116.7 |
0.002 |
| 2015-01-01 |
295.9 |
0.008 |
| 2016-01-01 |
299.4 |
0.001 |
| 2017-01-01 |
295.6 |
0.006 |
| 2018-01-01 |
296.5 |
0.005 |
| 2019-01-01 |
292.2 |
0.001 |
| 2020-01-01 |
296.0 |
0.007 |
| 2021-01-01 |
110.1 |
0.001 |
| 2022-01-01 |
295.7 |
0.007 |
| 2023-01-01 |
296.7 |
0.004 |
| 2024-01-01 |
294.8 |
0.003 |
| 2025-01-01 |
296.1 |
0.007 |
| 2026-01-01 |
114.9 |
0.002 |
| 2027-01-01 |
295.8 |
0.007 |
| 2028-01-01 |
297.1 |
0.003 |
| 2029-01-01 |
295.3 |
0.005 |
| 2030-01-01 |
296.3 |
0.007 |
|
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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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