00508+3203 A 922 Aa,Ab

 
 
00h 50m 50.92s +32 02' 58.2" P.A. 336.00 sep 0.6 mag 9.61,9.77 Sp F8
 
 
Coord 2000 00508+3203 Discov num A   922 Comp Aa,Ab Coord arcsec 2000 00 50 50.92 +32 02 58.2
Date first 1905 Date last 2016 Obs 23
Pa first 342 Pa last 335.5 P.A. Now (θ) 335.5°
Sep first 0.5 Sep last 0.575 Sep. Now (ρ) 0.575"
Mag pri 9.61 Mag sec 9.77 delta mag (ΔM) 0.16 Spectral class F8 (yellow-white)
Pri motion ra -009 Sec motion ra -009
Pri motion dec -070 Sec motion dec -070
Notes N O (See Notes, Orbital solution)
This double is physical.
 
 
00508+3203 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 00 50 51 +32 02 58 A 922 Aa,Ab 2016 23 336 0.6 9.61 9.77 0.16 Y <===
Show 00 50 51 +32 02 58 UC 447 AB 2014 6 11 63.2 9.24 12.67 3.43
Triple system
2 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Pisces Tycho2 2280-01000-1 Gaia DR2 360908442640961536 ADS 691
 
 
ORBITAL ELEMENTS
 
 
Period (P)106.44y Periastron (T)2058.04y Semi-major axis (a)0.786a
Eccentricity (e)0.99 Inclination (i)83.8° Longitude of periastron (ω)286.7°
Node (Ω)178.8° Notesn ReferenceMsn2001c
Equinox2000 Last observation1999 Grade4(1=Definitive, 9=Indet.)
label theta rho
2000 338.3 0.461
2001 338.5 0.465
2002 338.6 0.469
2003 338.7 0.472
2004 338.9 0.475
2005 339.0 0.478
2006 339.2 0.481
2007 339.3 0.484
2008 339.4 0.486
2009 339.6 0.488
2010 339.7 0.490
2011 339.8 0.492
2012 340.0 0.493
2013 340.1 0.495
2014 340.2 0.496
2015 340.4 0.496
2016 340.5 0.497
2017 340.6 0.497
2018 340.7 0.497
2019 340.9 0.497
2020 341.0 0.497
2021 341.1 0.496
2022 341.3 0.495
2023 341.4 0.494
2024 341.5 0.493
2025 341.7 0.491
2026 341.8 0.489
2027 341.9 0.487
2028 342.1 0.484
2029 342.2 0.481
2030 342.3 0.478


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



 
 


wds00508%2B3203a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic