14463+0939 STF1879AB

 
 
14H 46M 15.58S +09 38' 48.2" P.A. 82.5 SEP 1.72 MAG 7.79,8.45 SP G2V DIST. 43.22 PC (140.98 L.Y.)
 
 
Coord 2000
14463+0939
Discov num
STF1879
Comp
AB
Coord arcsec 2000
14 46 15.58 +09 38 48.2
Date first
1827
Date last
2016
Obs
311
Pa first
68
Pa last
83
P.A. Now (θ)
82.5°
Sep first
1.2
Sep last
1.7
Sep. Now (ρ)
1.72"
Mag pri
7.79
Mag sec
8.45
delta mag (ΔM)
0.66
Spectral class
G2V (yellow)
Pri motion ra
+074
Sec motion ra
+071
Pri motion dec
-264
Sec motion dec
-266
Notes
N O (See Notes, Orbital solution)
This double is physical.
 
 
14463+0939 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 14463+0939 STF1879 AB 1827 2016 311 82 1.7 7.79 8.45 0.66 Y <===
Show 14463+0939 STF1879 AB,C 1910 2013 6 233 38.1 7.32 12.10 4.78
Show 14463+0939 STF1879 AB,D 1910 2008 6 228 120.4 7.32 10.80 3.48
Quadruple system
5 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Bootes
HIP
72221
Tycho2
0911-00578-1
HD
130145
ADS
9380
BD
BD+10 2739
Distance
43.22
Distance ly
140.98
last precise pa
82.6
last precise sep
1.72
 
 
ORBITAL ELEMENTS
 
 
Period (P)253y± 10 Periastron (T)1866y± 3 Semi-major axis (a)1.111a± 0.033
Eccentricity (e)0.6989± 0.001 Inclination (i)117.8°± 3.4 Longitude of periastron (ω)327.8°± 4.6
Node (Ω)251.24°± 0.87 Note Grade3(1=Definitive, 9=Indet.)
Equinox2000 Last observation
label rho theta
2000 1.694 86.1
2001 1.697 85.8
2002 1.700 85.6
2003 1.703 85.4
2004 1.706 85.2
2005 1.708 85.0
2006 1.710 84.8
2007 1.712 84.6
2008 1.714 84.4
2009 1.715 84.2
2010 1.717 84.0
2011 1.718 83.8
2012 1.719 83.6
2013 1.719 83.4
2014 1.720 83.2
2015 1.720 83.0
2016 1.720 82.9
2017 1.720 82.7
2018 1.720 82.5
2019 1.719 82.3
2020 1.719 82.1
2021 1.718 81.9
2022 1.716 81.7
2023 1.715 81.5
2024 1.713 81.3
2025 1.711 81.1
2026 1.709 80.9
2027 1.707 80.7
2028 1.704 80.5
2029 1.702 80.3
2030 1.699 80.1

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