01078+0425 BU 1292 (HD 6698)

 
 
01h 07m 46.41s +04 24' 52.0" P.A. 228.00 sep 0.3 mag 9.87,10.61 Sp F5 dist. 321.54 pc (1048.86 l.y.)
 
 
Coord 2000 01078+0425 Discov num BU 1292 Comp Coord arcsec 2000 01 07 46.41 +04 24 52.0
Date first 1901 Date last 2013 Obs 17
Pa first 24 Pa last 227.9 P.A. Now (θ) 227.9°
Sep first 0.3 Sep last 0.255 Sep. Now (ρ) 0.255"
Mag pri 9.87 Mag sec 10.61 delta mag (ΔM) 0.74 Spectral class F5 (yellow-white)
Pri motion ra -012 Sec motion ra
Pri motion dec -039 Sec motion dec
Notes O (Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 6698 Constellation Pisces SAO 109692 HIP 5297
Tycho2 0022-00615-1 Gaia DR2 2540002397104309376 HD 6698 ADS 929
BD BD+03 161 Distance 321.54 Distance ly 1048.86
 
 
ORBITAL ELEMENTS
 
 
Period (P)285.3y Periastron (T)2020.7y Semi-major axis (a)0.309a
Eccentricity (e)0.214 Inclination (i)139.2° Longitude of periastron (ω)194.8°
Node (Ω)52.9° Notes ReferenceFMR2013a
Equinox2000 Last observation2012 Grade5(1=Definitive, 9=Indet.)
label theta rho
2000 252.6 0.243
2001 251.1 0.244
2002 249.6 0.244
2003 248.1 0.244
2004 246.6 0.245
2005 245.1 0.245
2006 243.7 0.245
2007 242.2 0.245
2008 240.7 0.245
2009 239.2 0.245
2010 237.7 0.245
2011 236.3 0.245
2012 234.8 0.245
2013 233.3 0.244
2014 231.8 0.244
2015 230.3 0.244
2016 228.8 0.243
2017 227.3 0.242
2018 225.7 0.242
2019 224.2 0.241
2020 222.7 0.240
2021 221.1 0.239
2022 219.6 0.238
2023 218.0 0.237
2024 216.4 0.236
2025 214.8 0.235
2026 213.2 0.234
2027 211.5 0.233
2028 209.9 0.231
2029 208.2 0.230
2030 206.5 0.229


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



 
 


wds01078%2B0425a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic