07481-5425 HDS 1103 (HD 63854)

 
 
07h 48m 04.93s -54° 25' 06.0" P.A. 181.00 sep 0.1 mag 9.20,10.52 Sp F8V dist. 318.47 pc (1038.85 l.y.)
 
 
Coord 2000 07481-5425 Discov num HDS1103 Comp Coord arcsec 2000 07 48 04.93 -54 25 06.0
Date first 1991 Date last 2022 Obs 10
Pa first 324 Pa last 181.1 P.A. Now (θ) 194.2°
Sep first 0.3 Sep last 0.099 Sep. Now (ρ) 0.086"
Mag pri 9.20 Mag sec 10.52 delta mag (ΔM) 1.32 Spectral class F8V (yellow-white)
Pri motion ra -006 Sec motion ra
Pri motion dec +045 Sec motion dec
Notes O (Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 63854 Constellation Carina SAO 235526 HIP 36068
Tycho2 8557-00647-1 Gaia DR2 5488562007761045120 HD 63854 BD BD-13 2008
CP CP-54 1388 Distance 318.47 Distance ly 1038.85
 
 
ORBITAL ELEMENTS
 
 
Period (P)70y Periastron (T)2029.23y Semi-major axis (a)0.222a
Eccentricity (e)0.3 Inclination (i)113.5° Longitude of periastron (ω)172.1°
Node (Ω)318.5° Notes ReferenceTok2021c
Equinox2000 Last observation2021 Grade4(1=Definitive, 9=Indet.)
label theta rho
2000 314.9 0.280
2001 313.6 0.276
2002 312.3 0.271
2003 311.0 0.265
2004 309.6 0.258
2005 308.1 0.250
2006 306.5 0.241
2007 304.7 0.231
2008 302.8 0.220
2009 300.7 0.208
2010 298.4 0.196
2011 295.7 0.183
2012 292.5 0.169
2013 288.8 0.154
2014 284.4 0.140
2015 278.9 0.125
2016 271.9 0.111
2017 263.1 0.098
2018 251.8 0.087
2019 237.8 0.080
2020 221.9 0.077
2021 205.8 0.079
2022 191.5 0.086
2023 179.7 0.096
2024 170.4 0.107
2025 162.9 0.119
2026 156.7 0.131
2027 151.5 0.141
2028 146.8 0.148
2029 142.6 0.153
2030 138.6 0.156
2031 134.6 0.155
2032 130.5 0.152
2033 126.2 0.146
2034 121.4 0.138
2035 116.0 0.129
2036 109.8 0.119
2037 102.3 0.108
2038 93.2 0.098
2039 82.3 0.090
2040 69.7 0.085
2041 55.9 0.083
2042 42.3 0.086
2043 29.9 0.092
2044 19.4 0.101
2045 10.8 0.111
2046 3.8 0.124
2047 358.1 0.137
2048 353.4 0.150
2049 349.4 0.163
2050 346.0 0.176


 
grafico orbita
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
wds07481-5425a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic