07480+6018 HU 1247 (HD 62522)

 
 
07h 47m 57.25s +60° 17' 46.5" P.A. 181.00 sep 0.2 mag 7.58,8.34 Sp F9V+F9V dist. 38.96 pc (127.09 l.y.)
 
 
Coord 2000 07480+6018 Discov num HU 1247 Comp Coord arcsec 2000 07 47 57.25 +60 17 46.5
Date first 1900 Date last 2015 Obs 64
Pa first 36 Pa last 181.2 P.A. Now (θ) 272.9°
Sep first 0.2 Sep last 0.164 Sep. Now (ρ) 0.246"
Mag pri 7.58 Mag sec 8.34 delta mag (ΔM) 0.76 Spectral class F9V+F9V (yellow-white/yellow-white)
Pri motion ra -042 Sec motion ra
Pri motion dec -075 Sec motion dec
Notes N O (See Notes, Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 62522 Constellation Camelopardalis SAO 14330 HIP 38052
Tycho2 4113-01085-1 Gaia DR2 1083113137698970496 HD 62522 GC 10468
ADS 6354 BD BD+60 1082 Distance 38.96 Distance ly 127.09
 
 
ORBITAL ELEMENTS
 
 
Period (P)18.755y± 0.048 Periastron (T)1990.722y± 0.016 Semi-major axis (a)0.2235a± 0.0012
Eccentricity (e)0.4762± 0.0038 Inclination (i)122.59°± 0.34 Longitude of periastron (ω)288.95°± 0.53
Node (Ω)72.02°± 0.48 Notesn ReferenceHrt1996a
Equinox2000 Last observation Grade2(1=Definitive, 9=Indet.)
label theta rho
2000 310.7 0.198
2001 299.9 0.214
2002 290.7 0.229
2003 282.4 0.240
2004 274.8 0.246
2005 267.2 0.243
2006 259.1 0.227
2007 248.9 0.193
2008 231.9 0.135
2009 179.5 0.068
2010 96.3 0.103
2011 69.2 0.155
2012 52.7 0.174
2013 37.9 0.175
2014 22.6 0.170
2015 6.4 0.166
2016 349.8 0.167
2017 334.1 0.174
2018 320.0 0.186
2019 307.9 0.202
2020 297.5 0.218
2021 288.6 0.232
2022 280.5 0.242
2023 272.9 0.246
2024 265.3 0.240
2025 256.8 0.220
2026 245.7 0.181
2027 224.9 0.117
2028 153.2 0.064
2029 87.2 0.119
2030 64.7 0.162


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



 
 


wds07480%2B6018a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic