02434-6643 FIN 333 (NSV911)
02h 43m 26.61s -66° 42' 51.2" P.A. 214.00 sep 0.4 mag 6.83,7.23 Sp F5V dist. 54.35 pc (177.29 l.y.)
Coord 2000 |
02434-6643 |
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Discov num |
FIN 333 |
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Comp |
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Coord arcsec 2000 |
02 43 26.61 -66 42 51.2 |
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Date first |
1955 |
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Date last |
2021 |
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Obs |
33 |
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Pa first |
37 |
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Pa last |
214.4 |
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P.A. Now (θ) |
213.9° |
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Sep first |
0.5 |
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Sep last |
0.449 |
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Sep. Now (ρ) |
0.396" |
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Mag pri |
6.83 |
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Mag sec |
7.23 |
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delta mag (ΔM) |
0.4 |
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Spectral class |
F5V (yellow-white) |
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Pri motion ra |
+107 |
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Sec motion ra |
+107 |
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Pri motion dec |
-064 |
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Sec motion dec |
-064 |
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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 |
NSV911 |
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Constellation |
Horologium |
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SAO |
248632 |
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HIP |
12717 |
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Tycho2 |
8865-01484-1 |
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HD |
17326 |
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HR |
823 |
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GC |
3313 |
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CD |
CD-67 142 |
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CP |
CP-67 181 |
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Distance |
54.35 |
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Distance ly |
177.29 |
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ORBITAL ELEMENTS
Period (P) | 33.31y | |
Periastron (T) | 1994.63y | |
Semi-major axis (a) | 0.465a | |
Eccentricity (e) | 0.96 | |
Inclination (i) | 91.2° | |
Longitude of periastron (ω) | 119.9° | |
Node (Ω) | 212.6° | |
Notes | n | |
Reference | Msn2011a | |
Equinox | 2000 | |
Last observation | 2010 | |
Grade | 3 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
216.2 |
0.195 |
2001 |
215.9 |
0.230 |
2002 |
215.7 |
0.263 |
2003 |
215.5 |
0.292 |
2004 |
215.3 |
0.320 |
2005 |
215.2 |
0.345 |
2006 |
215.1 |
0.368 |
2007 |
215.0 |
0.389 |
2008 |
214.9 |
0.408 |
2009 |
214.8 |
0.424 |
2010 |
214.8 |
0.439 |
2011 |
214.7 |
0.451 |
2012 |
214.6 |
0.462 |
2013 |
214.6 |
0.470 |
2014 |
214.5 |
0.476 |
2015 |
214.5 |
0.480 |
2016 |
214.4 |
0.481 |
2017 |
214.3 |
0.479 |
2018 |
214.3 |
0.474 |
2019 |
214.2 |
0.467 |
2020 |
214.1 |
0.456 |
2021 |
214.1 |
0.441 |
2022 |
214.0 |
0.421 |
2023 |
213.9 |
0.396 |
2024 |
213.8 |
0.363 |
2025 |
213.7 |
0.322 |
2026 |
213.6 |
0.266 |
2027 |
213.3 |
0.184 |
2028 |
32.2 |
0.029 |
2029 |
259.7 |
0.007 |
2030 |
220.1 |
0.056 |
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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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