18232-6130 GLE 2 (Xi Pav)

 
 
18h 23m 13.62s -61° 29' 38.1" P.A. 159.00 sep 3.7 mag 4.54,8.10 Sp K4III dist. 143.68 pc (468.68 l.y.)
 
 
Coord 2000 18232-6130 Discov num GLE   2 Comp Coord arcsec 2000 18 23 13.62 -61 29 38.1
Date first 1894 Date last 2016 Obs 22
Pa first 140 Pa last 158.6 P.A. Now (θ) 158.6°
Sep first 4.0 Sep last 3.71 Sep. Now (ρ) 3.71"
Mag pri 4.54 Mag sec 8.10 delta mag (ΔM) 3.56 Spectral class K4III (yellow-orange)
Pri motion ra -002 Sec motion ra +000
Pri motion dec +009 Sec motion dec +001
Notes N S (See Notes, Parallax indidates non-physical)
rPM=0.894
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name Xi Pav Var name NSV10673 Pav Constellation Pavo SAO 254226
HIP 90098 Tycho2 9068-02823-1 Gaia DR2 6634378296429537920 HD 168339
HR 6855 GC 25045 CP CP-61 6140 Bayer Xi Pavonis
Bayer name Xi Pav FK5 686 Distance 143.68 Distance ly 468.68
Bayer greek ξ Pav
 
 
SUSPECTED ORBITAL ELEMENTS
 
 
Identifier18232-6130 GLE 2 A
coord_arcsec_2000182313.62-612938.1
Period (P)2214d (6.06y) Periastron (T)18076.2d (1908.367y) Semi-major axis (a)30.7m± 4.1
Eccentricity (e)0.26 Inclination (i)56°± 7 Longitude of periastron (ω)187.2°
Node (Ω)54.6°± 8.4 Notesn ReferenceJnc2005
Equinox Last observation1992 Grade9(1=Definitive, 9=Indet.)
label theta rho
2000-01-01 298.2 0.016
2001-01-01 25.4 0.028
2002-01-01 52.0 0.038
2003-01-01 74.0 0.034
2004-01-01 122.3 0.019
2005-01-01 217.4 0.022
2006-01-01 290.8 0.016
2007-01-01 22.9 0.027
2008-01-01 50.8 0.038
2009-01-01 72.4 0.034
2010-01-01 117.1 0.019
2011-01-01 213.3 0.021
2012-01-01 283.8 0.017
2013-01-01 20.1 0.025
2014-01-01 49.5 0.038
2015-01-01 70.8 0.035
2016-01-01 112.3 0.020
2017-01-01 209.0 0.021
2018-01-01 277.4 0.017
2019-01-01 17.1 0.024
2020-01-01 48.2 0.037
2021-01-01 69.3 0.036
2022-01-01 107.9 0.021
2023-01-01 204.5 0.020
2024-01-01 271.5 0.018
2025-01-01 13.8 0.023
2026-01-01 46.8 0.037
2027-01-01 67.9 0.036
2028-01-01 104.0 0.022
2029-01-01 199.6 0.019
2030-01-01 266.0 0.019


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



 
 


wds18232-6130r.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic