19466+0703 TOK 368 (HD 186843)
19h 46m 36.10s +07° 03' 20.4" P.A. 295.00 sep 0.1 mag 8.20,10.00 Sp G5 dist. 65.88 pc (214.9 l.y.)
Coord 2000 |
19466+0703 |
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Discov num |
TOK 368 |
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Comp |
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Coord arcsec 2000 |
19 46 36.10 +07 03 20.4 |
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Date first |
2012 |
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Date last |
2020 |
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Obs |
9 |
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Pa first |
194 |
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Pa last |
294.9 |
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P.A. Now (θ) |
294.9° |
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Sep first |
0.1 |
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Sep last |
0.112 |
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Sep. Now (ρ) |
0.112" |
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Mag pri |
8.20 |
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Mag sec |
10.00 |
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delta mag (ΔM) |
1.8 |
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Spectral class |
G5 (yellow) |
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Pri motion ra |
+042 |
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Sec motion ra |
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Pri motion dec |
-011 |
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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 186843 |
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Constellation |
Aquila |
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SAO |
125050 |
|
HIP |
97312 |
|
Tycho2 |
0492-02023-1 |
|
Gaia DR2 |
4297698074882634112 |
|
HD |
186843 |
|
BD |
BD+06 4300 |
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Distance |
65.88 |
|
Distance ly |
214.9 |
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ORBITAL ELEMENTS
Period (P) | 30y | |
Periastron (T) | 2013.34y | |
Semi-major axis (a) | 0.194a | |
Eccentricity (e) | 0.223 | |
Inclination (i) | 59.8° | |
Longitude of periastron (ω) | 140.3° | |
Node (Ω) | 54.1° | |
Notes | n | |
Reference | Tok2021c | |
Equinox | 2000 | |
Last observation | 2021 | |
Grade | 4 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
39.9 |
0.217 |
2001 |
44.5 |
0.224 |
2002 |
48.8 |
0.226 |
2003 |
53.2 |
0.224 |
2004 |
57.8 |
0.216 |
2005 |
62.8 |
0.203 |
2006 |
68.6 |
0.185 |
2007 |
75.9 |
0.163 |
2008 |
85.9 |
0.136 |
2009 |
100.8 |
0.109 |
2010 |
124.5 |
0.087 |
2011 |
156.9 |
0.081 |
2012 |
186.5 |
0.095 |
2013 |
206.4 |
0.118 |
2014 |
219.8 |
0.139 |
2015 |
230.0 |
0.154 |
2016 |
238.9 |
0.159 |
2017 |
247.8 |
0.156 |
2018 |
257.4 |
0.147 |
2019 |
268.6 |
0.134 |
2020 |
282.3 |
0.121 |
2021 |
299.0 |
0.111 |
2022 |
317.9 |
0.107 |
2023 |
336.5 |
0.112 |
2024 |
352.4 |
0.124 |
2025 |
5.1 |
0.141 |
2026 |
15.1 |
0.159 |
2027 |
23.0 |
0.177 |
2028 |
29.5 |
0.193 |
2029 |
35.0 |
0.207 |
2030 |
39.9 |
0.217 |
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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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