07093-1021 SNA 5 (HD 54662)

 
 
07h 09m 20.25s -10° 20' 47.7" P.A. 217.00 sep 0.0 mag 6.80,7.10 Sp O7V dist. 632.91 pc (2064.55 l.y.)
 
 
Coord 2000 07093-1021 Discov num SNA   5 Comp Coord arcsec 2000 07 09 20.25 -10 20 47.7
Date first 2009 Date last 2014 Obs 19
Pa first 258 Pa last 217.1 P.A. Now (θ) 217.1°
Sep first 0.0 Sep last 0.008 Sep. Now (ρ) 0.008"
Mag pri 6.80 Mag sec 7.10 delta mag (ΔM) 0.3 Spectral class O7V (blue)
Pri motion ra -002 Sec motion ra
Pri motion dec +004 Sec motion dec
Notes N V K (See Notes, Proper motion indicates physical, K-band or other infrared magnitudes)
Visually invisible, K-band or other infrared star : Summary line gives K-band or other infrared (>1 micron) magnitudes
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 54662 Constellation Monoceros SAO 152470 HIP 34536
Tycho2 5398-03008-1 Gaia DR2 3046582725837564800 HD 54662 HR 2694
GC 9459 BD BD-10 1892 Distance 632.91 Distance ly 2064.55
 
 
ORBITAL ELEMENTS
 
 
Period (P)2103.3d (5.76y)± 4.3 Periastron (T)54045d (2006.846y)± 32 Semi-major axis (a)10.383m± 0.065
Eccentricity (e)0.06± 0.01 Inclination (i)74.87°± 0.43 Longitude of periastron (ω)72.4°± 5.5
Node (Ω)23.36°± 0.39 Notes ReferenceLeB2017
Equinox Last observation Grade5(1=Definitive, 9=Indet.)
label theta rho
2000-01-01 22.8 0.010
2001-01-01 54.0 0.005
2002-01-01 189.0 0.007
2003-01-01 208.1 0.010
2004-01-01 246.1 0.004
2005-01-01 6.6 0.007
2006-01-01 27.0 0.010
2007-01-01 89.0 0.003
2008-01-01 195.2 0.009
2009-01-01 212.5 0.009
2010-01-01 284.5 0.003
2011-01-01 13.2 0.009
2012-01-01 32.0 0.009
2013-01-01 147.9 0.003
2014-01-01 199.8 0.010
2015-01-01 218.2 0.008
2016-01-01 330.6 0.004
2017-01-01 18.0 0.010
2018-01-01 38.9 0.007
2019-01-01 176.1 0.005
2020-01-01 203.7 0.011
2021-01-01 226.8 0.006
2022-01-01 354.1 0.005
2023-01-01 22.2 0.010
2024-01-01 51.3 0.005
2025-01-01 187.8 0.007
2026-01-01 207.6 0.010
2027-01-01 242.7 0.004
2028-01-01 5.5 0.007
2029-01-01 26.4 0.010
2030-01-01 81.6 0.003


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



 
 


wds07093-1021a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic