00047+3416 STF 3056 AB

 
 
00h 04m 40.09s +34 15' 54.7" P.A. 142.00 sep 0.7 mag 7.72,8.08 Sp K0III dist. 177.3 pc (578.35 l.y.)
 
 
Coord 2000 00047+3416 Discov num STF3056 Comp AB Coord arcsec 2000 00 04 40.09 +34 15 54.7
Date first 1831 Date last 2018 Obs 144
Pa first 158 Pa last 142.4 P.A. Now (θ) 142.4°
Sep first 0.6 Sep last 0.688 Sep. Now (ρ) 0.688"
Mag pri 7.72 Mag sec 8.08 delta mag (ΔM) 0.36 Spectral class K0III (yellow-orange)
Pri motion ra -017 Sec motion ra -017
Pri motion dec -027 Sec motion dec -027
Notes O (Orbital solution)
This double is physical.
 
 
00047+3416 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 53617 00 04 40 +34 15 55 STF 3056 AB 2018 144 142 0.7 7.72 8.08 0.36 Y <===
Show HD 225220 53617 00 04 40 +34 15 55 STF 3056 AB,C 2017 68 4 26.3 7.13 10.13 3.00
Show 53617 00 04 40 +34 15 55 STF 3056 AB,D 2020 18 238 95.2 7.13 10.61 3.48
Show 53617 00 04 40 +34 15 55 FYM 148 AB,E 2012 3 92 108.0 7.13 14.51 7.38
Show 53617 00 04 40 +34 15 55 FYM 148 AB,F 2012 3 11 95.0 7.13 16.50 9.37
Show 00 04 40 +34 16 20 STF 3056 CD 2015 16 227 113.1 10.13 10.61 0.48
Sextuple system
7 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Andromeda SAO 53617 HIP 374 Tycho2 2267-01744-1
HD 225220 GC 41 ADS 32 BD BD+33 4827
Distance 177.3 Distance ly 578.35
 
 
ORBITAL ELEMENTS
 
 
Period (P)545y Periastron (T)2142y Semi-major axis (a)0.623a
Eccentricity (e)0.67 Inclination (i)99.4° Longitude of periastron (ω)119.6°
Node (Ω)136.4° Notes ReferenceZir2015a
Equinox2000 Last observation2009 Grade4(1=Definitive, 9=Indet.)
label theta rho
2000 142.8 0.717
2001 142.7 0.716
2002 142.7 0.716
2003 142.6 0.716
2004 142.5 0.715
2005 142.5 0.715
2006 142.4 0.714
2007 142.4 0.714
2008 142.3 0.713
2009 142.2 0.713
2010 142.2 0.712
2011 142.1 0.712
2012 142.1 0.711
2013 142.0 0.710
2014 141.9 0.709
2015 141.9 0.709
2016 141.8 0.708
2017 141.7 0.707
2018 141.7 0.706
2019 141.6 0.705
2020 141.6 0.704
2021 141.5 0.703
2022 141.4 0.702
2023 141.4 0.701
2024 141.3 0.700
2025 141.2 0.698
2026 141.2 0.697
2027 141.1 0.696
2028 141.1 0.694
2029 141.0 0.693
2030 140.9 0.692


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



 
 


wds00047%2B3416a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic