10490-7449 HEI 498 (HD 94081)

 
 
10h 48m 59.98s -74 49' 13.2" P.A. 122.00 sep 0.1 mag 9.80,9.80 Sp A5V
 
 
Coord 2000 10490-7449 Discov num HEI 498 Comp Coord arcsec 2000 10 48 59.98 -74 49 13.2
Date first 1989 Date last 2021 Obs 7
Pa first 309 Pa last 121.5 P.A. Now (θ) 118°
Sep first 0.1 Sep last 0.101 Sep. Now (ρ) 0.105"
Mag pri 9.80 Mag sec 9.80 delta mag (ΔM) 0 Spectral class A5V (white)
Pri motion ra -037 Sec motion ra
Pri motion dec +006 Sec motion dec
Notes O (Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 94081 Constellation Carina Tycho2 9224-00980-1 Gaia DR2 5228716245835407744
HD 94081
 
 
ORBITAL ELEMENTS
 
 
Period (P)60y Periastron (T)2022.8y Semi-major axis (a)0.118a
Eccentricity (e)0.105 Inclination (i)120.1° Longitude of periastron (ω)170.7°
Node (Ω)294.1° Notes ReferenceTok2021c
Equinox2000 Last observation2020 Grade3(1=Definitive, 9=Indet.)
label theta rho
2000 280.1 0.118
2001 277.0 0.113
2002 273.6 0.108
2003 269.8 0.102
2004 265.5 0.095
2005 260.6 0.089
2006 254.9 0.082
2007 248.1 0.076
2008 240.2 0.069
2009 230.8 0.064
2010 219.9 0.060
2011 207.9 0.058
2012 195.3 0.058
2013 183.0 0.059
2014 171.9 0.063
2015 162.1 0.068
2016 153.7 0.073
2017 146.6 0.079
2018 140.4 0.085
2019 135.1 0.091
2020 130.3 0.096
2021 125.9 0.100
2022 121.9 0.103
2023 118.0 0.105
2024 114.3 0.106
2025 110.6 0.105
2026 106.8 0.104
2027 102.8 0.101
2028 98.6 0.098
2029 94.1 0.094
2030 89.1 0.089


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



 
 


wds10490-7449a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic