19356+4002 A 1400 (HD 185036)
19h 35m 36.44s +40° 01' 39.0" P.A. 122.00 sep 0.4 mag 8.20,9.90 Sp A3 dist. 179.53 pc (585.63 l.y.)
Coord 2000 |
19356+4002 |
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Discov num |
A 1400 |
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Comp |
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Coord arcsec 2000 |
19 35 36.44 +40 01 39.0 |
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Date first |
1906 |
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Date last |
2014 |
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Obs |
17 |
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Pa first |
290 |
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Pa last |
122.4 |
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P.A. Now (θ) |
122.4° |
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Sep first |
0.3 |
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Sep last |
0.385 |
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Sep. Now (ρ) |
0.385" |
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Mag pri |
8.20 |
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Mag sec |
9.90 |
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delta mag (ΔM) |
1.7 |
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Spectral class |
A3 (white) |
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Pri motion ra |
-007 |
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Sec motion ra |
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Pri motion dec |
-025 |
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Sec motion dec |
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Notes |
O
(Orbital solution) |
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This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 185036 |
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Constellation |
Cygnus |
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SAO |
68549 |
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HIP |
96371 |
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Tycho2 |
3139-01141-1 |
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Gaia DR2 |
2052508903053556224 |
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HD |
185036 |
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ADS |
12662 |
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BD |
BD+39 3831 |
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Distance |
179.53 |
|
Distance ly |
585.63 |
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ORBITAL ELEMENTS
Period (P) | 159y | |
Periastron (T) | 2010.7y | |
Semi-major axis (a) | 0.303a | |
Eccentricity (e) | 0.19 | |
Inclination (i) | 38.1° | |
Longitude of periastron (ω) | 3.3° | |
Node (Ω) | 135.1° | |
Notes | | |
Reference | USN2002 | |
Equinox | 2000 | |
Last observation | 1991 | |
Grade | 5 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
108.7 |
0.239 |
2001 |
111.5 |
0.240 |
2002 |
114.3 |
0.241 |
2003 |
117.0 |
0.242 |
2004 |
119.8 |
0.243 |
2005 |
122.5 |
0.244 |
2006 |
125.2 |
0.245 |
2007 |
127.8 |
0.245 |
2008 |
130.5 |
0.245 |
2009 |
133.2 |
0.246 |
2010 |
135.8 |
0.245 |
2011 |
138.5 |
0.245 |
2012 |
141.2 |
0.245 |
2013 |
143.9 |
0.244 |
2014 |
146.6 |
0.243 |
2015 |
149.3 |
0.242 |
2016 |
152.0 |
0.241 |
2017 |
154.8 |
0.240 |
2018 |
157.6 |
0.238 |
2019 |
160.5 |
0.237 |
2020 |
163.3 |
0.235 |
2021 |
166.3 |
0.234 |
2022 |
169.2 |
0.232 |
2023 |
172.2 |
0.231 |
2024 |
175.3 |
0.229 |
2025 |
178.3 |
0.228 |
2026 |
181.4 |
0.226 |
2027 |
184.6 |
0.225 |
2028 |
187.8 |
0.224 |
2029 |
191.0 |
0.223 |
2030 |
194.3 |
0.222 |
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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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