13583+0213 A  2167

 
 
13H 58M 20.02S +02 13' 14.5" P.A. 86.7 SEP 0.19 MAG 9.27,9.64 SP G0 DIST. 131.23 PC (428.07 L.Y.)
 
 
Coord 2000
13583+0213
Discov num
A  2167
Comp
Coord arcsec 2000
13 58 20.02 +02 13 14.5
Date first
1910
Date last
2011
Obs
48
Pa first
80
Pa last
97
P.A. Now (θ)
86.7°
Sep first
0.2
Sep last
0.2
Sep. Now (ρ)
0.19"
Mag pri
9.27
Mag sec
9.64
delta mag (ΔM)
0.37
Spectral class
G0 (yellow)
Pri motion ra
-074
Sec motion ra
Pri motion dec
-044
Sec motion dec
Notes
N O (See Notes, Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Virgo
HIP
68250
Tycho2
0309-00532-1
HD
121908
ADS
9073
BD
BD+02 2752
Distance
131.23
Distance ly
428.07
last precise pa
96.6
last precise sep
0.2
 
 
ORBITAL ELEMENTS
 
 
Period (P)109.4y Periastron (T)1924.8y Semi-major axis (a)0.228a
Eccentricity (e)0.612 Inclination (i)119.5° Longitude of periastron (ω)270.3°
Node (Ω)246.9° Note Grade3(1=Definitive, 9=Indet.)
Equinox2000 Last observation2009
label rho theta
2000 0.196 117.0
2001 0.196 115.3
2002 0.197 113.5
2003 0.198 111.8
2004 0.199 110.2
2005 0.200 108.5
2006 0.200 106.8
2007 0.201 105.2
2008 0.201 103.5
2009 0.201 101.9
2010 0.201 100.2
2011 0.201 98.6
2012 0.201 96.9
2013 0.200 95.3
2014 0.199 93.6
2015 0.198 91.9
2016 0.197 90.2
2017 0.195 88.4
2018 0.192 86.7
2019 0.189 84.8
2020 0.186 83.0
2021 0.182 81.0
2022 0.177 78.9
2023 0.172 76.7
2024 0.166 74.4
2025 0.158 71.9
2026 0.150 69.1
2027 0.140 65.9
2028 0.129 62.2
2029 0.116 57.7
2030 0.101 52.0

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

grafico orbita





grafico misure orbit6
Measures: green=micrometric, blue=interferometric, purple=photographic