01106+5101 BU 235 Aa,Ab

 
 
01h 10m 34.31s +51 00' 47.8" P.A. 142.00 sep 0.8 mag 7.54,7.82 Sp F5V dist. 104.6 pc (341.21 l.y.)
 
 
Coord 2000 01106+5101 Discov num BU  235 Comp Aa,Ab Coord arcsec 2000 01 10 34.31 +51 00 47.8
Date first 1875 Date last 2018 Obs 114
Pa first 74 Pa last 142.4 P.A. Now (θ) 142.4°
Sep first 0.5 Sep last 0.786 Sep. Now (ρ) 0.786"
Mag pri 7.54 Mag sec 7.82 delta mag (ΔM) 0.28 Spectral class F5V (yellow-white)
Pri motion ra +001 Sec motion ra +001
Pri motion dec +021 Sec motion dec +021
Notes O (Orbital solution)
This double is physical.
 
 
01106+5101 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 22060 01 10 34 +51 00 48 BU 235 Aa,Ab 2018 114 142 0.8 7.54 7.82 0.28 Y <===
Show HD 6918 22060 01 10 34 +51 00 48 BU 235 AB 2015 29 283 44.0 7.54 10.77 3.23
Show 22060 01 10 34 +51 00 48 STTA 12 AC 2015 34 69 58.2 7.54 10.26 2.72
Show 01 10 30 +51 00 58 BU 235 BD 2015 13 77 9.4 10.77 12.70 1.93
Show 01 10 40 +51 01 08 STT 24 CE 2015 26 47 7.9 10.26 12.00 1.74
Sextuple system
5 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cassiopeia SAO 22060 HIP 5512 Tycho2 3276-01219-1
Gaia DR2 403617322556810880 HD 6918 ADS 963 BD BD+50 228
Distance 104.6 Distance ly 341.21
 
 
ORBITAL ELEMENTS
 
 
Period (P)278y Periastron (T)1810y Semi-major axis (a)0.74a
Eccentricity (e)0.442 Inclination (i)52.5° Longitude of periastron (ω)163.4°
Node (Ω)122.3° Notes ReferenceUSN2002
Equinox2000 Last observation1999 Grade4(1=Definitive, 9=Indet.)
label theta rho
2000 130.9 0.944
2001 131.3 0.938
2002 131.8 0.932
2003 132.2 0.925
2004 132.7 0.919
2005 133.1 0.912
2006 133.6 0.906
2007 134.1 0.899
2008 134.6 0.892
2009 135.1 0.884
2010 135.6 0.877
2011 136.1 0.869
2012 136.6 0.861
2013 137.1 0.854
2014 137.7 0.845
2015 138.2 0.837
2016 138.8 0.829
2017 139.3 0.820
2018 139.9 0.811
2019 140.5 0.802
2020 141.1 0.793
2021 141.7 0.784
2022 142.4 0.774
2023 143.0 0.765
2024 143.7 0.755
2025 144.4 0.745
2026 145.1 0.735
2027 145.8 0.725
2028 146.6 0.714
2029 147.3 0.704
2030 148.1 0.693


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



 
 


wds01106%2B5101a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic