00098-3347 SEE 3 (HD 546)

 
 
00h 09m 50.08s -33 47' 20.6" P.A. 124.00 sep 0.9 mag 9.56,9.74 Sp K1V dist. 55.31 pc (180.42 l.y.)
 
 
Coord 2000 00098-3347 Discov num SEE   3 Comp Coord arcsec 2000 00 09 50.08 -33 47 20.6
Date first 1896 Date last 2017 Obs 19
Pa first 189 Pa last 123.6 P.A. Now (θ) 123.6°
Sep first 1.1 Sep last 0.907 Sep. Now (ρ) 0.907"
Mag pri 9.56 Mag sec 9.74 delta mag (ΔM) 0.18 Spectral class K1V (yellow-orange)
Pri motion ra -062 Sec motion ra -062
Pri motion dec -150 Sec motion dec -150
Notes O (Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 546 Constellation Sculptor HIP 794 Tycho2 6992-00798-1
Gaia DR2 2310276759788776832 HD 546 CD CD-34 29 CP CP-34 10
Distance 55.31 Distance ly 180.42
 
 
ORBITAL ELEMENTS SOLUTION #1
 
 
Period (P)406y Periastron (T)1978.45y Semi-major axis (a)1.119a
Eccentricity (e)0.85 Inclination (i)41.7° Longitude of periastron (ω)77.6°
Node (Ω)267.7° Notes ReferenceHrt2010a
Equinox2000 Last observation2008 Grade5(1=Definitive, 9=Indet.)
label theta rho
2000 108.6 0.643
2001 109.6 0.661
2002 110.6 0.678
2003 111.5 0.695
2004 112.4 0.711
2005 113.2 0.727
2006 114.0 0.742
2007 114.8 0.757
2008 115.6 0.772
2009 116.3 0.786
2010 117.0 0.801
2011 117.6 0.814
2012 118.3 0.828
2013 118.9 0.841
2014 119.5 0.854
2015 120.1 0.867
2016 120.7 0.880
2017 121.2 0.892
2018 121.8 0.904
2019 122.3 0.916
2020 122.8 0.928
2021 123.3 0.939
2022 123.8 0.950
2023 124.3 0.962
2024 124.8 0.972
2025 125.2 0.983
2026 125.7 0.994
2027 126.1 1.004
2028 126.5 1.014
2029 126.9 1.024
2030 127.4 1.034


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



 
 


wds00098-3347a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic
 
 
 
ORBITAL ELEMENTS SOLUTION #2
 
 
Period (P)169.2247y± 30.0879 Periastron (T)1977.8119y± 1.7498 Semi-major axis (a)0.75593a± 0.06671
Eccentricity (e)0.58787± 0.07143 Inclination (i)32.411°± 11.547 Longitude of periastron (ω)277.855°± 19.411
Node (Ω)68.556°± 21.083 Notes ReferenceIzm2019
Equinox Last observation2010 Grade4(1=Definitive, 9=Indet.)
label theta rho
2000 99.8 0.648
2001 101.7 0.661
2002 103.6 0.674
2003 105.4 0.686
2004 107.1 0.698
2005 108.8 0.710
2006 110.4 0.722
2007 112.0 0.733
2008 113.5 0.743
2009 115.0 0.754
2010 116.4 0.764
2011 117.8 0.774
2012 119.2 0.783
2013 120.5 0.793
2014 121.9 0.802
2015 123.1 0.810
2016 124.4 0.819
2017 125.6 0.827
2018 126.8 0.835
2019 128.0 0.843
2020 129.1 0.851
2021 130.3 0.858
2022 131.4 0.866
2023 132.5 0.873
2024 133.6 0.880
2025 134.6 0.886
2026 135.7 0.893
2027 136.7 0.899
2028 137.7 0.905
2029 138.8 0.911
2030 139.7 0.917


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



 
 


wds00098-3347b.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic