19313+4729 A 713 (V2083 Cyg)
19h 31m 16.38s +47° 28' 52.6" P.A. 304.00 sep 0.1 mag 7.50,7.93 Sp A3 dist. 231.48 pc (755.09 l.y.)
Coord 2000 |
19313+4729 |
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Discov num |
A 713 |
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Comp |
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Coord arcsec 2000 |
19 31 16.38 +47 28 52.6 |
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Date first |
1904 |
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Date last |
2014 |
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Obs |
65 |
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Pa first |
211 |
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Pa last |
304 |
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P.A. Now (θ) |
345.1° |
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Sep first |
0.3 |
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Sep last |
0.126 |
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Sep. Now (ρ) |
0.131" |
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Mag pri |
7.50 |
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Mag sec |
7.93 |
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delta mag (ΔM) |
0.43 |
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Spectral class |
A3 (white) |
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Pri motion ra |
-015 |
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Sec motion ra |
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Pri motion dec |
-031 |
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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 |
V2083 Cyg |
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Constellation |
Cygnus |
|
SAO |
48548 |
|
HIP |
96011 |
|
Tycho2 |
3560-02637-1 |
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Gaia DR2 |
2128480311802353536 |
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HD |
184242 |
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GC |
26985 |
|
ADS |
12567 |
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BD |
BD+47 2854 |
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Distance |
231.48 |
|
Distance ly |
755.09 |
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ORBITAL ELEMENTS
Period (P) | 64778d (177.35y) | ± 427 |
Periastron (T) | 6d (1858.892y) | ± 375 |
Semi-major axis (a) | 0.2919a | ± 0.0014 |
Eccentricity (e) | 0.471 | ± 0.018 |
Inclination (i) | 48.73° | ± 3.6 |
Longitude of periastron (ω) | 334.89° | ± 5.3 |
Node (Ω) | 84.54° | ± 2.9 |
Notes | n | |
Reference | Zas2012c | |
Equinox | 2000 | |
Last observation | 2009 | |
Grade | 3 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
284.0 |
0.296 |
2001 |
285.2 |
0.289 |
2002 |
286.4 |
0.283 |
2003 |
287.7 |
0.276 |
2004 |
289.1 |
0.269 |
2005 |
290.5 |
0.262 |
2006 |
292.0 |
0.255 |
2007 |
293.6 |
0.248 |
2008 |
295.3 |
0.240 |
2009 |
297.1 |
0.233 |
2010 |
299.0 |
0.225 |
2011 |
301.1 |
0.217 |
2012 |
303.3 |
0.209 |
2013 |
305.7 |
0.201 |
2014 |
308.3 |
0.193 |
2015 |
311.1 |
0.186 |
2016 |
314.1 |
0.178 |
2017 |
317.4 |
0.170 |
2018 |
321.1 |
0.163 |
2019 |
325.1 |
0.155 |
2020 |
329.4 |
0.148 |
2021 |
334.2 |
0.142 |
2022 |
339.4 |
0.136 |
2023 |
345.1 |
0.131 |
2024 |
351.1 |
0.127 |
2025 |
357.6 |
0.123 |
2026 |
4.3 |
0.121 |
2027 |
11.2 |
0.120 |
2028 |
18.2 |
0.120 |
2029 |
25.2 |
0.121 |
2030 |
32.0 |
0.123 |
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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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