05441-1934 HDS 766 AB (HD 38314)

 
 
05h 44m 06.29s -19° 34' 14.3" P.A. 345.00 sep 0.1 mag 8.23,8.93 Sp F3V dist. 202.02 pc (658.99 l.y.)
 
 
Coord 2000 05441-1934 Discov num HDS 766 Comp AB Coord arcsec 2000 05 44 06.29 -19 34 14.3
Date first 1991 Date last 2020 Obs 12
Pa first 194 Pa last 345.3 P.A. Now (θ) 345.3°
Sep first 0.2 Sep last 0.083 Sep. Now (ρ) 0.083"
Mag pri 8.23 Mag sec 8.93 delta mag (ΔM) 0.7 Spectral class F3V (yellow-white)
Pri motion ra +007 Sec motion ra
Pri motion dec -062 Sec motion dec
Notes O (Orbital solution)
This double is physical.
 
 
05441-1934 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 38314 150751 05 44 06 -19 34 14 HDS 766 AB 2020 12 345 0.1 8.23 8.93 0.70 Y <===
Show 150751 05 44 06 -19 34 14 HDS 766 AC 2020 4 325 1.2 8.23 13.10 4.87
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 38314 Constellation Lepus SAO 150751 HIP 27043
Tycho2 5926-01742-1 HD 38314 BD BD-19 1250 Distance 202.02
Distance ly 658.99
 
 
ORBITAL ELEMENTS
 
 
Period (P)80y Periastron (T)2035.9y Semi-major axis (a)0.175a
Eccentricity (e)0 Inclination (i)69.8° Longitude of periastron (ω)
Node (Ω)23.4° Notes ReferenceTok2019d
Equinox2000 Last observation2019 Grade4(1=Definitive, 9=Indet.)
label theta rho
2000 210.0 0.167
2001 211.7 0.163
2002 213.6 0.158
2003 215.6 0.152
2004 217.7 0.145
2005 220.1 0.138
2006 222.7 0.130
2007 225.7 0.122
2008 229.2 0.113
2009 233.2 0.104
2010 238.0 0.095
2011 243.8 0.086
2012 250.9 0.078
2013 259.5 0.071
2014 269.9 0.065
2015 281.8 0.062
2016 294.7 0.060
2017 307.5 0.062
2018 319.1 0.066
2019 329.1 0.072
2020 337.4 0.080
2021 344.2 0.088
2022 349.8 0.097
2023 354.4 0.106
2024 358.3 0.115
2025 1.7 0.123
2026 4.6 0.132
2027 7.2 0.139
2028 9.5 0.147
2029 11.7 0.153
2030 13.6 0.159


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



 
 


wds05441-1934a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic