06502+3624 COU 1738 (HD 49472)

 
 
06h 50m 14.13s +36° 24' 07.0" P.A. 184.00 sep 0.2 mag 8.99,8.51 Sp A2 dist. 173.31 pc (565.34 l.y.)
 
 
Coord 2000 06502+3624 Discov num COU1738 Comp Coord arcsec 2000 06 50 14.13 +36 24 07.0
Date first 1980 Date last 2015 Obs 23
Pa first 75 Pa last 184.4 P.A. Now (θ) 184.4°
Sep first 0.1 Sep last 0.184 Sep. Now (ρ) 0.184"
Mag pri 8.99 Mag sec 8.51 delta mag (ΔM) 0.48 Spectral class A2 (white)
Pri motion ra -015 Sec motion ra
Pri motion dec -030 Sec motion dec
Notes O (Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 49472 Constellation Auriga SAO 59529 HIP 32798
Tycho2 2448-00248-1 Gaia DR2 940630479576084608 HD 49472 BD BD+36 1511
Distance 173.31 Distance ly 565.34
 
 
ORBITAL ELEMENTS
 
 
Period (P)270y Periastron (T)2038.58y Semi-major axis (a)0.354a
Eccentricity (e)0.478 Inclination (i)73.1° Longitude of periastron (ω)212.9°
Node (Ω)23.6° Notes ReferenceDoc2018c
Equinox2000 Last observation2013 Grade4(1=Definitive, 9=Indet.)
label theta rho
2000 156.7 0.123
2001 159.4 0.126
2002 162.0 0.129
2003 164.5 0.133
2004 166.9 0.137
2005 169.1 0.141
2006 171.2 0.145
2007 173.2 0.149
2008 175.0 0.153
2009 176.8 0.157
2010 178.5 0.161
2011 180.1 0.164
2012 181.7 0.168
2013 183.2 0.172
2014 184.6 0.176
2015 185.9 0.179
2016 187.2 0.182
2017 188.5 0.186
2018 189.7 0.188
2019 190.9 0.191
2020 192.1 0.193
2021 193.2 0.196
2022 194.3 0.197
2023 195.4 0.199
2024 196.4 0.200
2025 197.5 0.200
2026 198.6 0.200
2027 199.6 0.200
2028 200.7 0.199
2029 201.8 0.198
2030 202.9 0.196


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


 
  


wds06502%2B3624b.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic