12096-6727 HDS 1716 (HD 105615)

 
 
12h 09m 38.20s -67° 27' 14.9" P.A. 77.00 sep 0.1 mag 7.59,10.16 Sp A0/A1V dist. 136.43 pc (445.03 l.y.)
 
 
Coord 2000 12096-6727 Discov num HDS1716 Comp Coord arcsec 2000 12 09 38.20 -67 27 14.9
Date first 1991 Date last 2021 Obs 12
Pa first 232 Pa last 77.4 P.A. Now (θ) 77.4°
Sep first 0.2 Sep last 0.075 Sep. Now (ρ) 0.075"
Mag pri 7.59 Mag sec 10.16 delta mag (ΔM) 2.57 Spectral class A0/A1V (white)
Pri motion ra -037 Sec motion ra
Pri motion dec -006 Sec motion dec
Notes O (Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 105615 Constellation Musca SAO 251768 HIP 59281
Tycho2 8986-00147-1 Gaia DR2 5859598185184435328 HD 105615 GC 16605
CP CP-66 1707 Distance 136.43 Distance ly 445.03
 
 
ORBITAL ELEMENTS
 
 
Period (P)72y Periastron (T)2018.17y Semi-major axis (a)0.157a
Eccentricity (e)0.525 Inclination (i)40.4° Longitude of periastron (ω)333.9°
Node (Ω)58.8° Notes ReferenceTok2019c
Equinox Last observation2018 Grade4(1=Definitive, 9=Indet.)
label theta rho
2000 247.5 0.194
2001 249.7 0.187
2002 252.0 0.181
2003 254.6 0.174
2004 257.3 0.166
2005 260.4 0.158
2006 263.8 0.149
2007 267.6 0.140
2008 272.0 0.130
2009 277.1 0.120
2010 283.2 0.109
2011 290.6 0.099
2012 299.7 0.089
2013 311.1 0.079
2014 325.2 0.072
2015 342.0 0.067
2016 0.4 0.065
2017 18.8 0.067
2018 35.7 0.071
2019 50.7 0.075
2020 64.2 0.079
2021 76.6 0.082
2022 88.1 0.085
2023 99.0 0.087
2024 109.2 0.090
2025 118.7 0.094
2026 127.4 0.098
2027 135.4 0.102
2028 142.7 0.107
2029 149.3 0.113
2030 155.2 0.119


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



 
 


wds12096-6727a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic