02231+7021 MLR 377 AB (HD 14382)

 
 
02h 23m 04.70s +70 20' 35.6" P.A. 138.00 sep 0.7 mag 8.42,8.70 Sp F5 dist. 215.52 pc (703.03 l.y.)
 
 
Coord 2000 02231+7021 Discov num MLR 377 Comp AB Coord arcsec 2000 02 23 04.70 +70 20 35.6
Date first 1972 Date last 2019 Obs 30
Pa first 162 Pa last 137.9 P.A. Now (θ) 137.9°
Sep first 0.5 Sep last 0.67 Sep. Now (ρ) 0.67"
Mag pri 8.42 Mag sec 8.70 delta mag (ΔM) 0.28 Spectral class F5 (yellow-white)
Pri motion ra +023 Sec motion ra +023
Pri motion dec -002 Sec motion dec -002
Notes N O (See Notes, Orbital solution)
This double is physical.
 
 
02231+7021 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 14382 4635 02 23 05 +70 20 36 MLR 377 AB 2019 30 138 0.7 8.42 8.70 0.28 Y <===
Show 4635 02 23 05 +70 20 36 CVE 1 AB,C 2014 6 43 66.3 7.91 13.92 6.01
Triple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 14382 Constellation Cassiopeia SAO 4635 HIP 11120
Tycho2 4315-01749-1 Gaia DR2 521216138461252096 HD 14382 BD BD+69 144
Distance 215.52 Distance ly 703.03
 
 
ORBITAL ELEMENTS
 
 
Period (P)283.14y Periastron (T)1776.22y Semi-major axis (a)3.696a
Eccentricity (e)0.982 Inclination (i)94.2° Longitude of periastron (ω)89.3°
Node (Ω)106° Notesn ReferenceMsn2017e
Equinox2000 Last observation2010 Grade5(1=Definitive, 9=Indet.)
label theta rho
2000 144.5 0.662
2001 144.0 0.665
2002 143.5 0.668
2003 142.9 0.670
2004 142.4 0.673
2005 141.9 0.675
2006 141.3 0.678
2007 140.8 0.680
2008 140.3 0.683
2009 139.8 0.685
2010 139.3 0.687
2011 138.8 0.689
2012 138.3 0.691
2013 137.8 0.693
2014 137.3 0.695
2015 136.8 0.697
2016 136.3 0.699
2017 135.8 0.700
2018 135.3 0.702
2019 134.8 0.703
2020 134.3 0.704
2021 133.8 0.706
2022 133.4 0.707
2023 132.9 0.707
2024 132.4 0.708
2025 131.9 0.709
2026 131.4 0.709
2027 131.0 0.709
2028 130.5 0.709
2029 130.0 0.709
2030 129.5 0.709


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



 
 


wds02231%2B7021e.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic