14138+3059 COU 606
14h 13m 48.83s +30° 59' 27.4" P.A. 62.00 sep 0.2 mag 10.73,11.32 Sp M0 dist. 62.23 pc (202.99 l.y.)
Coord 2000 |
14138+3059 |
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Discov num |
COU 606 |
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Comp |
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Coord arcsec 2000 |
14 13 48.83 +30 59 27.4 |
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Date first |
1971 |
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Date last |
2022 |
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Obs |
48 |
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Pa first |
66 |
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Pa last |
62.4 |
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P.A. Now (θ) |
59.2° |
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Sep first |
0.2 |
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Sep last |
0.245 |
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Sep. Now (ρ) |
0.255" |
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Mag pri |
10.73 |
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Mag sec |
11.32 |
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delta mag (ΔM) |
0.59 |
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Spectral class |
M0 (red) |
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Pri motion ra |
+075 |
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Sec motion ra |
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Pri motion dec |
-132 |
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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
Constellation |
Bootes |
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HIP |
69514 |
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Tycho2 |
2546-00522-1 |
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Gaia DR2 |
1477308569019271552 |
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BD |
BD+31 2596 |
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Distance |
62.23 |
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Distance ly |
202.99 |
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ORBITAL ELEMENTS
Period (P) | 26.25y | |
Periastron (T) | 1984.57y | |
Semi-major axis (a) | 0.195a | |
Eccentricity (e) | 0.312 | |
Inclination (i) | 138.7° | |
Longitude of periastron (ω) | 186.7° | |
Node (Ω) | 58.8° | |
Notes | n | |
Reference | Doc2018a | |
Equinox | 2000 | |
Last observation | 2014 | |
Grade | 3 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
40.0 |
0.241 |
2001 |
33.3 |
0.229 |
2002 |
25.7 |
0.214 |
2003 |
16.8 |
0.196 |
2004 |
6.1 |
0.177 |
2005 |
352.8 |
0.158 |
2006 |
336.2 |
0.142 |
2007 |
316.1 |
0.132 |
2008 |
293.9 |
0.128 |
2009 |
271.7 |
0.131 |
2010 |
250.6 |
0.134 |
2011 |
230.0 |
0.133 |
2012 |
208.0 |
0.127 |
2013 |
183.7 |
0.121 |
2014 |
158.6 |
0.124 |
2015 |
136.2 |
0.136 |
2016 |
118.3 |
0.155 |
2017 |
104.6 |
0.176 |
2018 |
93.9 |
0.197 |
2019 |
85.1 |
0.215 |
2020 |
77.7 |
0.231 |
2021 |
71.0 |
0.243 |
2022 |
65.0 |
0.251 |
2023 |
59.2 |
0.255 |
2024 |
53.4 |
0.255 |
2025 |
47.6 |
0.251 |
2026 |
41.6 |
0.243 |
2027 |
35.0 |
0.232 |
2028 |
27.7 |
0.218 |
2029 |
19.2 |
0.201 |
2030 |
9.0 |
0.182 |
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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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