10585+1711 A  2375

 
 
10H 58M 28.33S +17 11' 06.2" P.A. 168.5 SEP 0.5 MAG 10.44,10.03 SP G5 DIST. 109.77 PC (358.07 L.Y.)
 
 
Coord 2000
10585+1711
Discov num
A  2375
Comp
Coord arcsec 2000
10 58 28.33 +17 11 06.2
Date first
1911
Date last
2010
Obs
33
Pa first
133
Pa last
176
P.A. Now (θ)
168.5°
Sep first
0.5
Sep last
0.5
Sep. Now (ρ)
0.5"
Mag pri
10.44
Mag sec
10.03
delta mag (ΔM)
0.41
Spectral class
G5 (yellow)
Pri motion ra
-027
Sec motion ra
-027
Pri motion dec
-184
Sec motion dec
-184
Notes
N O (See Notes, Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Leo
SAO
99380
HIP
53644
Tycho2
1429-00610-1
HD
95037
ADS
7997
BD
BD+17 2301
Distance
109.77
Distance ly
358.07
last precise pa
175.6
last precise sep
0.5
 
 
ORBITAL ELEMENTS
 
 
Period (P)152.5y± 10 Periastron (T)1964.82y± 0.3 Semi-major axis (a)0.372a± 0.018
Eccentricity (e)0.637± 0.007 Inclination (i)151.5°± 8 Longitude of periastron (ω)101.2°± 2.5
Node (Ω)71.7°± 2 Note Grade3(1=Definitive, 9=Indet.)
Equinox2000 Last observation1997
label rho theta
2000 0.426 186.0
2001 0.431 184.8
2002 0.437 183.6
2003 0.442 182.5
2004 0.446 181.4
2005 0.451 180.3
2006 0.456 179.2
2007 0.460 178.1
2008 0.464 177.1
2009 0.468 176.1
2010 0.472 175.1
2011 0.476 174.1
2012 0.480 173.1
2013 0.484 172.2
2014 0.487 171.2
2015 0.491 170.3
2016 0.494 169.4
2017 0.497 168.5
2018 0.500 167.6
2019 0.503 166.7
2020 0.506 165.9
2021 0.508 165.0
2022 0.511 164.2
2023 0.513 163.3
2024 0.516 162.5
2025 0.518 161.6
2026 0.520 160.8
2027 0.522 160.0
2028 0.524 159.2
2029 0.526 158.4
2030 0.527 157.6

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