19118-5319 FIN 68 (HD 178533)
19h 11m 45.76s -53° 19' 22.0" P.A. 245.00 sep 0.5 mag 9.31,10.64 Sp G3V dist. 64.35 pc (209.91 l.y.)
Coord 2000 |
19118-5319 |
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Discov num |
FIN 68 |
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Comp |
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Coord arcsec 2000 |
19 11 45.76 -53 19 22.0 |
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Date first |
1927 |
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Date last |
2021 |
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Obs |
9 |
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Pa first |
295 |
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Pa last |
245.4 |
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P.A. Now (θ) |
245.4° |
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Sep first |
0.3 |
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Sep last |
0.457 |
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Sep. Now (ρ) |
0.457" |
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Mag pri |
9.31 |
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Mag sec |
10.64 |
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delta mag (ΔM) |
1.33 |
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Spectral class |
G3V (yellow) |
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Pri motion ra |
+054 |
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Sec motion ra |
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Pri motion dec |
-050 |
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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
Name |
HD 178533 |
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Constellation |
Telescopium |
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SAO |
245963 |
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HIP |
94310 |
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Tycho2 |
8760-01465-1 |
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Gaia DR2 |
6644425564963881088 |
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HD |
178533 |
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CP |
CP-53 9484 |
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Distance |
64.35 |
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Distance ly |
209.91 |
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ORBITAL ELEMENTS
Period (P) | 116.4y | ± 2.7 |
Periastron (T) | 1961.6y | ± 4.5 |
Semi-major axis (a) | 0.405a | ± 0.021 |
Eccentricity (e) | 0.25 | ± 0.03 |
Inclination (i) | 25.3° | ± 8.6 |
Longitude of periastron (ω) | 252.7° | ± 12.5 |
Node (Ω) | 171.2° | ± 9.7 |
Notes | n | |
Reference | Tok2021f | |
Equinox | 2000 | |
Last observation | 2021 | |
Grade | 4 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
201.4 |
0.457 |
2001 |
203.5 |
0.459 |
2002 |
205.6 |
0.461 |
2003 |
207.7 |
0.462 |
2004 |
209.8 |
0.463 |
2005 |
211.9 |
0.464 |
2006 |
213.9 |
0.465 |
2007 |
216.0 |
0.466 |
2008 |
218.0 |
0.466 |
2009 |
220.1 |
0.467 |
2010 |
222.1 |
0.467 |
2011 |
224.1 |
0.467 |
2012 |
226.2 |
0.467 |
2013 |
228.2 |
0.467 |
2014 |
230.3 |
0.466 |
2015 |
232.3 |
0.466 |
2016 |
234.3 |
0.465 |
2017 |
236.4 |
0.465 |
2018 |
238.5 |
0.464 |
2019 |
240.5 |
0.463 |
2020 |
242.6 |
0.462 |
2021 |
244.7 |
0.461 |
2022 |
246.8 |
0.460 |
2023 |
248.9 |
0.459 |
2024 |
251.0 |
0.457 |
2025 |
253.1 |
0.456 |
2026 |
255.3 |
0.455 |
2027 |
257.4 |
0.453 |
2028 |
259.6 |
0.452 |
2029 |
261.8 |
0.450 |
2030 |
264.0 |
0.449 |
2031 |
266.2 |
0.447 |
2032 |
268.4 |
0.446 |
2033 |
270.7 |
0.444 |
2034 |
272.9 |
0.442 |
2035 |
275.2 |
0.440 |
2036 |
277.5 |
0.439 |
2037 |
279.8 |
0.437 |
2038 |
282.1 |
0.435 |
2039 |
284.5 |
0.433 |
2040 |
286.9 |
0.431 |
2041 |
289.3 |
0.429 |
2042 |
291.7 |
0.427 |
2043 |
294.2 |
0.424 |
2044 |
296.7 |
0.422 |
2045 |
299.2 |
0.420 |
2046 |
301.7 |
0.417 |
2047 |
304.3 |
0.415 |
2048 |
306.9 |
0.412 |
2049 |
309.5 |
0.409 |
2050 |
312.2 |
0.406 |
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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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