20333+3323 HJ 1535 AB (HD 195992)

 
 
20h 33m 19.99s +33 23' 23.6" P.A. 246.00 sep 17.2 mag 8.29,11.90 Sp F5 dist. 62.54 pc (204.01 l.y.)
 
 
Coord 2000 20333+3323 Discov num HJ 1535 Comp AB Coord arcsec 2000 20 33 19.99 +33 23 23.6
Date first 1828 Date last 2015 Obs 17
Pa first 240 Pa last 246.1 P.A. Now (θ) 246.1°
Sep first 12.0 Sep last 17.232 Sep. Now (ρ) 17.232"
Mag pri 8.29 Mag sec 11.90 delta mag (ΔM) 3.61 Spectral class F5 (yellow-white)
Pri motion ra +152 Sec motion ra -063
Pri motion dec +136 Sec motion dec +039
Notes N (See Notes)
rPM=1.156
This double is not physical.
 
 
20333+3323 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 195992 70189 20 33 20 +33 23 24 HJ 1535 AB 2015 17 246 17.2 8.29 11.90 3.61 <===
Show 70189 20 33 20 +33 23 24 HJ 1535 AC 2015 20 194 31.9 8.29 13.19 4.90
Show 70189 20 33 20 +33 23 24 HJ 1535 AD 2015 26 230 59.1 8.29 11.03 2.74
Show 70189 20 33 20 +33 23 24 RAO 71 AE 2015 15 225 12.5 8.29 15.00 6.71
Show 20 33 19 +33 23 17 RBR 30 Ba,Bb 2018 4 308 0.2 9.30 9.60 0.30
Sextuple system
5 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 195992 Constellation Cygnus SAO 70189 HIP 101430
Tycho2 2690-00833-1 Gaia DR2 1863828790720410752 HD 195992 BD BD+32 3860
Distance 62.54 Distance ly 204.01
 
 
SUSPECTED ORBITAL ELEMENTS
 
 
Identifier20333+3323 HJ 1535 A
coord_arcsec_2000203319.89+332322.4
Period (P)1437d (3.93y)± 208 Periastron (T)49417d (1994.175y)± 600 Semi-major axis (a)15.5m± 3.2
Eccentricity (e)0.55± 0.23 Inclination (i)93°± 4 Longitude of periastron (ω)78°± 22
Node (Ω)178°± 7 Notes ReferenceGln2007
Equinox Last observation1991 Grade9(1=Definitive, 9=Indet.)
label theta rho
2000-01-01 346.5 0.006
2001-01-01 185.7 0.007
2002-01-01 172.5 0.003
2003-01-01 355.4 0.015
2004-01-01 344.6 0.005
2005-01-01 184.6 0.008
2006-01-01 139.5 0.001
2007-01-01 355.1 0.014
2008-01-01 341.9 0.004
2009-01-01 183.7 0.009
2010-01-01 6.3 0.003
2011-01-01 354.8 0.014
2012-01-01 338.0 0.004
2013-01-01 183.0 0.009
2014-01-01 1.5 0.005
2015-01-01 354.5 0.014
2016-01-01 331.8 0.003
2017-01-01 182.3 0.010
2018-01-01 360.0 0.008
2019-01-01 354.1 0.013
2020-01-01 320.7 0.002
2021-01-01 181.7 0.010
2022-01-01 359.1 0.009
2023-01-01 353.7 0.013
2024-01-01 298.7 0.001
2025-01-01 181.1 0.011
2026-01-01 358.5 0.011
2027-01-01 353.3 0.012
2028-01-01 260.3 0.001
2029-01-01 180.6 0.011
2030-01-01 358.0 0.012


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



 
 


wds20333%2B3323r.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic