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Doubles in session


Current system
02225-2349
LAF 27
Kap For


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B 31

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B 36

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UC 759



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Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

02225-2349 LAF 27 (Kap For)

 
 
02h 22m 32.55s -23° 48' 58.8" P.A. 177.00 sep 0.5 mag 5.20,10.20 Sp G1V dist. 21.96 pc (71.63 l.y.)
 
 
Coord 2000 02225-2349 Discov num LAF  27 Comp Coord arcsec 2000 02 22 32.55 -23 48 58.8
Date first 2005 Date last 2023 Obs 41
Pa first 267 Pa last 176.5 P.A. Now (θ) 198.1° (calc)
Sep first 0.5 Sep last 0.534 Sep. Now (ρ) 0.486" (calc)
Mag pri 5.20 Mag sec 10.20 delta mag (ΔM) 5 Spectral class G1V (yellow)
Pri motion ra +197 Sec motion ra
Pri motion dec -004 Sec motion dec
Notes N O (See Notes, Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name Kap For Constellation Fornax SAO 167736 HIP 11072
Tycho2 6433-02550-1 Gaia DR2 5119953517683718400 HD 14802 HR 695
GC 2862 CD CD-24 1038 CP CP-24 276 Bayer Kappa Fornacis
Bayer name Kap For FK5 83 Distance 21.96 Distance ly 71.63
Bayer greek κ For
 
 
ORBITAL ELEMENTS
 
 
Period (P)26.54y± 0.047 Periastron (T)2014.597y± 0.001 Semi-major axis (a)0.5344a± 0.0025
Eccentricity (e)0.3294± 0.0011 Inclination (i)50.59°± 0.48 Longitude of periastron (ω)82.35°± 0.14
Node (Ω)319.68°± 0.25 Notes ReferenceFek2018
Equinox2000 Last observation2012 Grade3(1=Definitive, 9=Indet.)
label theta rho
2000 203.5 0.476
2001 214.1 0.461
2002 225.3 0.451
2003 236.8 0.448
2004 248.3 0.452
2005 259.4 0.463
2006 270.0 0.476
2007 279.9 0.490
2008 289.4 0.501
2009 298.6 0.503
2010 307.9 0.492
2011 318.0 0.463
2012 330.2 0.410
2013 346.9 0.336
2014 14.0 0.258
2015 55.6 0.229
2016 92.9 0.283
2017 115.2 0.368
2018 129.3 0.444
2019 139.7 0.498
2020 148.4 0.532
2021 156.3 0.548
2022 164.0 0.550
2023 171.8 0.541
2024 180.0 0.526
2025 188.7 0.506
2026 198.1 0.486
2027 208.3 0.469
2028 219.2 0.456
2029 230.6 0.449
2030 242.2 0.449
2031 253.5 0.456
2032 264.4 0.469
2033 274.6 0.483
2034 284.3 0.496
2035 293.6 0.503
2036 302.8 0.500
2037 312.4 0.481
2038 323.3 0.442
2039 337.0 0.378
2040 357.6 0.298
2041 31.8 0.234
2042 74.8 0.246
2043 104.6 0.322
2044 122.3 0.405
2045 134.4 0.472
2046 143.9 0.516
2047 152.1 0.541
2048 159.9 0.550
2049 167.6 0.547
2050 175.5 0.535


 
 grafico orbita
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
wds02225-2349f.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic