17471+4737 CHR 64 (HD 162132)

 
 
17h 47m 08.05s +47° 36' 44.0" P.A. 153.00 sep 0.4 mag 6.56,9.85 Sp A2V dist. 116.82 pc (381.07 l.y.)
 
 
Coord 2000 17471+4737 Discov num CHR  64 Comp Coord arcsec 2000 17 47 08.05 +47 36 44.0
Date first 1985 Date last 2011 Obs 21
Pa first 111 Pa last 152.8 P.A. Now (θ) 152.8°
Sep first 0.1 Sep last 0.421 Sep. Now (ρ) 0.421"
Mag pri 6.56 Mag sec 9.85 delta mag (ΔM) 3.29 Spectral class A2V (white)
Pri motion ra -024 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 HD 162132 Constellation Hercules SAO 46954 HIP 87045
Tycho2 3514-00620-1 Gaia DR2 1362826937299884288 HD 162132 HR 6641
GC 24173 BD BD+47 2537 Distance 116.82 Distance ly 381.07
 
 
ORBITAL ELEMENTS
 
 
Period (P)200.9y Periastron (T)1948.47y Semi-major axis (a)0.451a
Eccentricity (e)0.247 Inclination (i)73.4° Longitude of periastron (ω)186.1°
Node (Ω)164.9° Notesn ReferenceLin2012c
Equinox2000 Last observation2009 Grade5(1=Definitive, 9=Indet.)
label theta rho
2000 143.0 0.300
2001 144.0 0.311
2002 145.0 0.322
2003 146.0 0.332
2004 146.9 0.343
2005 147.7 0.353
2006 148.5 0.363
2007 149.2 0.372
2008 150.0 0.382
2009 150.6 0.391
2010 151.3 0.400
2011 151.9 0.409
2012 152.5 0.418
2013 153.0 0.427
2014 153.6 0.435
2015 154.1 0.443
2016 154.6 0.450
2017 155.1 0.458
2018 155.6 0.465
2019 156.0 0.472
2020 156.5 0.479
2021 156.9 0.485
2022 157.3 0.492
2023 157.8 0.498
2024 158.2 0.503
2025 158.6 0.509
2026 158.9 0.514
2027 159.3 0.519
2028 159.7 0.523
2029 160.1 0.528
2030 160.4 0.532


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



 
 


wds17471%2B4737a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic