06201-0752 HDS 866 (HD 44178)

 
 
06h 20m 06.83s -07° 52' 19.0" P.A. 262.00 sep 0.1 mag 7.36,8.42 Sp A5 dist. 122.55 pc (399.76 l.y.)
 
 
Coord 2000 06201-0752 Discov num HDS 866 Comp Coord arcsec 2000 06 20 06.83 -07 52 19.0
Date first 1991 Date last 2020 Obs 10
Pa first 98 Pa last 261.8 P.A. Now (θ) 278.6°
Sep first 0.2 Sep last 0.108 Sep. Now (ρ) 0.03"
Mag pri 7.36 Mag sec 8.42 delta mag (ΔM) 1.06 Spectral class A5 (white)
Pri motion ra -009 Sec motion ra
Pri motion dec -019 Sec motion dec
Notes O (Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 44178 Constellation Monoceros SAO 133124 HIP 30105
Tycho2 5363-02398-1 Gaia DR2 3006664303352654208 HD 44178 GC 8150
BD BD-07 1378 Distance 122.55 Distance ly 399.76
 
 
ORBITAL ELEMENTS
 
 
Period (P)58.23y Periastron (T)2023.03y Semi-major axis (a)0.186a
Eccentricity (e)0.66 Inclination (i)81.4° Longitude of periastron (ω)243.7°
Node (Ω)82.6° Notes ReferenceTok2019c
Equinox Last observation2017 Grade3(1=Definitive, 9=Indet.)
label theta rho
2000 110.4 0.092
2001 113.5 0.083
2002 117.4 0.075
2003 122.3 0.066
2004 128.5 0.058
2005 136.7 0.051
2006 147.5 0.044
2007 161.1 0.040
2008 176.9 0.038
2009 193.1 0.039
2010 207.5 0.043
2011 219.0 0.049
2012 227.8 0.056
2013 234.7 0.063
2014 240.0 0.071
2015 244.3 0.078
2016 247.9 0.085
2017 251.0 0.091
2018 253.8 0.095
2019 256.4 0.096
2020 259.1 0.093
2021 262.1 0.083
2022 266.6 0.063
2023 278.6 0.030
2024 43.8 0.016
2025 72.2 0.053
2026 77.4 0.086
2027 79.9 0.112
2028 81.5 0.133
2029 82.7 0.150
2030 83.7 0.164


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



 
 


wds06201-0752a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic