10250+2437 STF 1429 (HD 90183)

 
 
10h 25m 01.79s +24 36' 44.1" P.A. 155.00 sep 0.8 mag 9.05,9.34 Sp G0V dist. 67.48 pc (220.12 l.y.)
 
 
Coord 2000 10250+2437 Discov num STF1429 Comp Coord arcsec 2000 10 25 01.79 +24 36 44.1
Date first 1827 Date last 2017 Obs 155
Pa first 272 Pa last 155.3 P.A. Now (θ) 155.3°
Sep first 1.5 Sep last 0.785 Sep. Now (ρ) 0.785"
Mag pri 9.05 Mag sec 9.34 delta mag (ΔM) 0.29 Spectral class G0V (yellow)
Pri motion ra +012 Sec motion ra +012
Pri motion dec -194 Sec motion dec -194
Notes N O (See Notes, Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 90183 Constellation Leo SAO 81332 HIP 50998
Tycho2 1969-00627-1 Gaia DR2 725873322977853568 HD 90183 GC 14297
ADS 7758 BD BD+25 2247 Distance 67.48 Distance ly 220.12
 
 
ORBITAL ELEMENTS
 
 
Period (P)1280.68y Periastron (T)2170.15y Semi-major axis (a)2.1a
Eccentricity (e)0.28 Inclination (i)107.7° Longitude of periastron (ω)
Node (Ω)113.9° Notesn ReferenceZul1981
Equinox Last observation1981 Grade4(1=Definitive, 9=Indet.)
label theta rho
2000 167.6 0.672
2001 166.8 0.677
2002 166.0 0.682
2003 165.2 0.687
2004 164.4 0.692
2005 163.7 0.698
2006 163.0 0.703
2007 162.2 0.709
2008 161.5 0.714
2009 160.8 0.720
2010 160.1 0.726
2011 159.4 0.731
2012 158.8 0.737
2013 158.1 0.743
2014 157.5 0.749
2015 156.8 0.756
2016 156.2 0.762
2017 155.6 0.768
2018 155.0 0.774
2019 154.4 0.781
2020 153.8 0.787
2021 153.2 0.794
2022 152.6 0.800
2023 152.1 0.807
2024 151.5 0.813
2025 151.0 0.820
2026 150.4 0.827
2027 149.9 0.833
2028 149.4 0.840
2029 148.9 0.847
2030 148.4 0.854


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



 
 


wds10250%2B2437a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic