00352-0336 HO 212 AB

 
 
00h 35m 14.86s -03 35' 34.2" P.A. 9.00 sep 0.1 mag 5.61,6.90 Sp F7V+G4V dist. 21.25 pc (69.32 l.y.)
 
 
Coord 2000 00352-0336 Discov num HO  212 Comp AB Coord arcsec 2000 00 35 14.86 -03 35 34.2
Date first 1886 Date last 2021 Obs 239
Pa first 260 Pa last 8.5 P.A. Now (θ) 218.1°
Sep first 0.3 Sep last 0.052 Sep. Now (ρ) 0.206"
Mag pri 5.61 Mag sec 6.90 delta mag (ΔM) 1.29 Spectral class F7V+G4V (yellow-white/yellow)
Pri motion ra +408 Sec motion ra
Pri motion dec -037 Sec motion dec
Notes N O (See Notes, Orbital solution)
This double is physical.
 
 
00352-0336 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 128839 00 35 15 -03 35 34 HO 212 AB 2021 239 9 0.1 5.61 6.90 1.29 Y <===
Show NSV212 Cet 128839 00 35 15 -03 35 34 BU 490 AB,C 1999 16 322 24.0 4.91 12.50 7.59
Triple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Var name NSV212 Cet Constellation Cetus SAO 128839 HIP 2762
Tycho2 4675-01216-3 HD 3196 HR 142 GC 696
ADS 490 GL Gl 23A BD BD-04 62 Flamsteed 13 Ceti
Flamsteed name 13 Cet Distance 21.25 Distance ly 69.32
 
 
ORBITAL ELEMENTS
 
 
Period (P)6.8975y± 0.0006 Periastron (T)1890.613y± 0.0091 Semi-major axis (a)234.26m± 0.74
Eccentricity (e)0.7616± 0.0014 Inclination (i)47.89°± 0.24 Longitude of periastron (ω)104.73°± 0.18
Node (Ω)328.34°± 0.22 Notesn ReferenceJAA2022
Equinox Last observation Grade1(1=Definitive, 9=Indet.)
label theta rho
2000 301.0 0.221
2001 99.8 0.044
2002 208.1 0.185
2003 235.1 0.243
2004 253.2 0.279
2005 268.3 0.292
2006 283.4 0.276
2007 303.8 0.210
2008 140.4 0.073
2009 211.7 0.192
2010 237.2 0.248
2011 254.8 0.281
2012 269.8 0.292
2013 285.1 0.272
2014 306.8 0.198
2015 158.3 0.097
2016 215.0 0.199
2017 239.3 0.252
2018 256.4 0.284
2019 271.3 0.292
2020 286.8 0.268
2021 310.3 0.185
2022 169.8 0.115
2023 218.1 0.206
2024 241.3 0.257
2025 258.0 0.286
2026 272.8 0.291
2027 288.6 0.263
2028 314.4 0.169
2029 178.3 0.129
2030 221.0 0.212


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



 
 


wds00352-0336c.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic