14158+1018 A  1101AB

 
 
14h 15m 50.57s +10 17' 59.3" P.A. 219.10 sep 0.3 mag 9.69,10.32 Sp K0 dist. 59.88 pc (195.33 l.y.)
 
 
Coord 2000
14158+1018
Discov num
A  1101
Comp
AB
Coord arcsec 2000
14 15 50.57 +10 17 59.3
Date first
1905
Date last
2020
Obs
49
Pa first
241
Pa last
221
P.A. Now (θ)
219.1°
Sep first
0.2
Sep last
0.3
Sep. Now (ρ)
0.34"
Mag pri
9.69
Mag sec
10.32
delta mag (ΔM)
0.63
Spectral class
K0 (yellow-orange)
Pri motion ra
+119
Sec motion ra
Pri motion dec
-193
Sec motion dec
Notes
N O (See Notes, Orbital solution)
This double is physical.
 
 
14158+1018 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 100945 14158+1018 A 1101 AB 1905 2020 49 219 0.3 9.69 10.32 0.63 Y <===
Show 100945 14158+1018 STF1823 AB,C 1830 2019 59 148 3.9 9.19 9.77 0.58
Show 100945 14158+1018 STF1823 AB,D 1910 2013 7 251 65.4 9.19 13.09 3.90
Quadruple system
5 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
220.7
Precise sep
0.347
Constellation
Bootes
SAO
100945
HIP
69684
Tycho2
0905-01419-1
Gaia DR2
1225039507359916800
HD
124864
ADS
9185
BD
BD+10 2657
Distance
59.88
Distance ly
195.33
last precise pa
220.7
last precise sep
0.347
 
 
ORBITAL ELEMENTS
 
 
Period (P)35.39y Periastron (T)2000.72y Semi-major axis (a)0.26a
Eccentricity (e)0.825 Inclination (i)122.6° Longitude of periastron (ω)301.3°
Node (Ω)2.3° Note Grade2(1=Definitive, 9=Indet.)
Equinox2000 Last observation2018
label rho theta
2000 0.071 162.7
2001 0.052 8.6
2002 0.088 327.6
2003 0.106 305.2
2004 0.124 289.2
2005 0.142 277.2
2006 0.161 268.1
2007 0.180 260.8
2008 0.198 254.9
2009 0.215 250.0
2010 0.232 245.8
2011 0.248 242.2
2012 0.262 239.0
2013 0.276 236.1
2014 0.288 233.5
2015 0.300 231.0
2016 0.310 228.8
2017 0.319 226.7
2018 0.327 224.7
2019 0.333 222.7
2020 0.338 220.9
2021 0.342 219.1
2022 0.344 217.3
2023 0.344 215.5
2024 0.343 213.7
2025 0.340 211.9
2026 0.334 210.1
2027 0.327 208.2
2028 0.317 206.2
2029 0.304 204.0
2030 0.288 201.6


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



 
 


wds14158%2B1018c.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
14158+1018 A 1101 AB 1997 43 184 0.2 9.69 10.32 K0 NOD 141550.50+101801.3
14158+1018 A 1101 AB 2007 44 255 0.2 9.69 10.32 K0 NOD 141550.50+101801.3
14158+1018 A 1101 AB 2008 45 232 0.2 9.69 10.32 K0 NOD 141550.50+101801.3
14158+1018 A 1101 AB 2015 46 230 0.3 9.69 10.32 K0 NO 141550.50+101801.3
14158+1018 A 1101 AB 2016 47 228 0.3 9.69 10.32 K0 NO 141550.57+101759.3
14158+1018 A 1101 AB 2018 48 224 0.3 9.69 10.32 K0 NO 141550.57+101759.3

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