14190-0636 HDS2016AB

 
 
14H 18M 58.28S -06 36' 13.2" P.A. 303.6 SEP 0.26 MAG 9.56,10.60 SP K7V DIST. 21.75 PC (70.95 L.Y.)
 
 
Coord 2000
14190-0636
Discov num
HDS2016
Comp
AB
Coord arcsec 2000
14 18 58.28 -06 36 13.2
Date first
1991
Date last
2015
Obs
14
Pa first
94
Pa last
351
P.A. Now (θ)
303.6°
Sep first
0.3
Sep last
0.1
Sep. Now (ρ)
0.26"
Mag pri
9.56
Mag sec
10.60
delta mag (ΔM)
1.04
Spectral class
K7V (yellow-orange)
Pri motion ra
-005
Sec motion ra
Pri motion dec
-432
Sec motion dec
Notes
N O (See Notes, Orbital solution)
This double is physical.
 
 
14190-0636 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 14190-0636 HDS2016 AB 1991 2015 14 304 0.3 9.56 10.60 1.04 Y <===
Show 14190-0636 SHY 71 AC 1991 1999 3 309 999.9 9.26 4.13 5.13
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Virgo
HIP
69962
Tycho2
4982-01597-1
HD
125354
GL
Gl 542.2
BD
BD-05 3853
Distance
21.75
Distance ly
70.95
last precise pa
350.8
last precise sep
0.146
 
 
ORBITAL ELEMENTS
 
 
Period (P)18.67y± 0.33 Periastron (T)2003.74y± 0.03 Semi-major axis (a)0.348a± 0.001
Eccentricity (e)0.302± 0.011 Inclination (i)107.9°± 0.5 Longitude of periastron (ω)71°± 2.2
Node (Ω)285°± 0.8 Note Grade3(1=Definitive, 9=Indet.)
Equinox2000 Last observation2014
label rho theta
2000 0.288 297.6
2001 0.300 289.8
2002 0.271 281.6
2003 0.188 268.7
2004 0.084 222.8
2005 0.136 136.9
2006 0.247 116.9
2007 0.324 108.5
2008 0.362 102.8
2009 0.368 97.7
2010 0.349 92.4
2011 0.310 86.2
2012 0.258 77.7
2013 0.202 64.5
2014 0.153 42.1
2015 0.136 7.6
2016 0.163 335.5
2017 0.213 315.7
2018 0.263 303.6
2019 0.295 294.9
2020 0.296 287.3
2021 0.249 278.3
2022 0.152 260.8
2023 0.077 185.3
2024 0.175 127.4
2025 0.277 113.6
2026 0.340 106.5
2027 0.367 101.1
2028 0.364 96.0
2029 0.338 90.5
2030 0.294 83.7

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