14138+3059 COU 606

 
 
14h 13m 48.83s +30 59' 27.4" P.A. 71.00 sep 0.2 mag 10.73,11.32 Sp M0 dist. 62.23 pc (202.99 l.y.)
 
 
Coord 2000
14138+3059
Discov num
COU 606
Comp
Coord arcsec 2000
14 13 48.83 +30 59 27.4
Date first
1971
Date last
2005
Obs
43
Pa first
66
Pa last
347
P.A. Now (θ)
71°
Sep first
0.2
Sep last
0.2
Sep. Now (ρ)
0.24"
Mag pri
10.73
Mag sec
11.32
delta mag (ΔM)
0.59
Spectral class
M0 (red)
Pri motion ra
+075
Sec motion ra
Pri motion dec
-132
Sec motion dec
Notes
N O (See Notes, Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
346.7
Precise sep
0.162
Constellation
Bootes
SAO
64000
HIP
69514
Tycho2
2546-00522-1
Gaia DR2
69019271552
BD
BD+31 2596
Distance
62.23
Distance ly
202.99
last precise pa
346.7
last precise sep
0.162
 
 
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° Note Grade3(1=Definitive, 9=Indet.)
Equinox2000 Last observation2014
label rho theta
2000 0.241 40.0
2001 0.229 33.3
2002 0.214 25.7
2003 0.196 16.8
2004 0.177 6.1
2005 0.158 352.8
2006 0.142 336.2
2007 0.132 316.1
2008 0.128 293.9
2009 0.131 271.7
2010 0.134 250.6
2011 0.133 230.0
2012 0.127 208.0
2013 0.121 183.7
2014 0.124 158.6
2015 0.136 136.2
2016 0.155 118.3
2017 0.176 104.6
2018 0.197 93.9
2019 0.215 85.1
2020 0.231 77.7
2021 0.243 71.0
2022 0.251 65.0
2023 0.255 59.2
2024 0.255 53.4
2025 0.251 47.6
2026 0.243 41.6
2027 0.232 35.0
2028 0.218 27.7
2029 0.201 19.2
2030 0.182 9.0

Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
 
grafico orbita






wds14138%2B3059e.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic
 
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
14138+3059 COU 606 2005 42 347 0.2 10.73 11.32 M0 NOD 141348.83+305927.4

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