10596+1800 HDS1568

 
 
10H 59M 34.67S +17 59' 57.7" P.A. 274.6 SEP 0.19 MAG 9.04,11.62 SP K0 DIST. 37.95 PC (123.79 L.Y.)
 
 
Coord 2000
10596+1800
Discov num
HDS1568
Comp
Coord arcsec 2000
10 59 34.67 +17 59 57.7
Date first
1991
Date last
2010
Obs
8
Pa first
291
Pa last
56
P.A. Now (θ)
274.6°
Sep first
0.3
Sep last
0.2
Sep. Now (ρ)
0.19"
Mag pri
9.04
Mag sec
11.62
delta mag (ΔM)
2.58
Spectral class
K0 (yellow-orange)
Pri motion ra
-236
Sec motion ra
Pri motion dec
-232
Sec motion dec
Notes
O (Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Leo
SAO
99390
HIP
53731
Tycho2
1432-00279-1
HD
95175
BD
BD+18 2430
Distance
37.95
Distance ly
123.79
last precise pa
55.5
last precise sep
0.16
 
 
ORBITAL ELEMENTS
 
 
Period (P)16.244y± 0.682 Periastron (T)2003.412y± 0.682 Semi-major axis (a)0.2026a± 0.0109
Eccentricity (e)0.15± 0.041 Inclination (i)115.8°± 1.6 Longitude of periastron (ω)256.6°± 15.8
Node (Ω)95.3°± 2.8 Note Grade4(1=Definitive, 9=Indet.)
Equinox2000 Last observation2010
label rho theta
2000 0.193 282.5
2001 0.186 271.9
2002 0.153 258.5
2003 0.101 233.4
2004 0.076 175.4
2005 0.118 128.7
2006 0.169 109.5
2007 0.200 98.2
2008 0.208 89.0
2009 0.193 79.4
2010 0.164 67.1
2011 0.129 48.5
2012 0.103 18.2
2013 0.107 340.9
2014 0.137 313.8
2015 0.170 297.0
2016 0.191 285.1
2017 0.191 274.6
2018 0.163 262.3
2019 0.114 241.7
2020 0.076 192.1
2021 0.105 136.4
2022 0.158 113.1
2023 0.195 100.6
2024 0.208 91.2
2025 0.198 81.9
2026 0.172 70.5
2027 0.137 54.0
2028 0.107 26.8
2029 0.103 349.6
2030 0.128 319.2

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