13072-5420 FIN 54 (V949 Cen)
13h 07m 12.80s -54° 19' 59.5" P.A. 195.00 sep 0.3 mag 9.63,10.45 Sp G1/2V dist. 704.23 pc (2297.2 l.y.)
| Coord 2000 |
13072-5420 |
|
Discov num |
FIN 54 |
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Comp |
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Coord arcsec 2000 |
13 07 12.80 -54 19 59.5 |
|
| Date first |
1927 |
|
Date last |
2019 |
|
Obs |
10 |
|
| Pa first |
285 |
|
Pa last |
195.2 |
|
P.A. Now (θ) |
195.2° |
|
| Sep first |
0.4 |
|
Sep last |
0.251 |
|
Sep. Now (ρ) |
0.251" |
|
| Mag pri |
9.63 |
|
Mag sec |
10.45 |
|
delta mag (ΔM) |
0.82 |
|
Spectral class |
G1/2V (yellow) |
|
| Pri motion ra |
+015 |
|
Sec motion ra |
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| Pri motion dec |
-018 |
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Sec motion dec |
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| Notes |
N
O
(See Notes, Orbital solution) |
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This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Var name |
V949 Cen |
|
Constellation |
Centaurus |
|
SAO |
240562 |
|
HIP |
64025 |
|
| Tycho2 |
8649-01562-1 |
|
Gaia DR2 |
6067803115747253632 |
|
HD |
113840 |
|
CP |
CP-53 5472 |
|
| Distance |
704.23 |
|
Distance ly |
2297.2 |
|
ORBITAL ELEMENTS
| Period (P) | 373.7y | |
Periastron (T) | 2189.08y | |
Semi-major axis (a) | 0.3516a | |
| Eccentricity (e) | 0.01 | |
Inclination (i) | 135.3° | |
Longitude of periastron (ω) | 79.7° | |
| Node (Ω) | 113.3° | |
Notes | n | |
Reference | Tok2016e | |
| Equinox | 2000 | |
Last observation | | |
Grade | 4 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000 |
220.5 |
0.258 |
| 2001 |
219.2 |
0.257 |
| 2002 |
217.9 |
0.257 |
| 2003 |
216.6 |
0.256 |
| 2004 |
215.4 |
0.255 |
| 2005 |
214.0 |
0.255 |
| 2006 |
212.7 |
0.254 |
| 2007 |
211.4 |
0.254 |
| 2008 |
210.1 |
0.253 |
| 2009 |
208.8 |
0.253 |
| 2010 |
207.5 |
0.253 |
| 2011 |
206.1 |
0.253 |
| 2012 |
204.8 |
0.252 |
| 2013 |
203.5 |
0.252 |
| 2014 |
202.2 |
0.252 |
| 2015 |
200.8 |
0.252 |
| 2016 |
199.5 |
0.253 |
| 2017 |
198.2 |
0.253 |
| 2018 |
196.8 |
0.253 |
| 2019 |
195.5 |
0.253 |
| 2020 |
194.2 |
0.254 |
| 2021 |
192.9 |
0.254 |
| 2022 |
191.6 |
0.255 |
| 2023 |
190.3 |
0.255 |
| 2024 |
189.0 |
0.256 |
| 2025 |
187.7 |
0.257 |
| 2026 |
186.4 |
0.258 |
| 2027 |
185.2 |
0.258 |
| 2028 |
183.9 |
0.259 |
| 2029 |
182.7 |
0.260 |
| 2030 |
181.4 |
0.261 |
|
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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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