10292+1009 STT 220

 
 
10H 29M 11.36S +10 09' 20.0" P.A. 123.4 SEP 0.43 MAG 7.51,8.59 SP F8
 
 
Coord 2000
10292+1009
Discov num
STT 220
Comp
Coord arcsec 2000
10 29 11.36 +10 09 20.0
Date first
1843
Date last
2008
Obs
57
Pa first
57
Pa last
98
P.A. Now (θ)
123.4°
Sep first
1.2
Sep last
0.6
Sep. Now (ρ)
0.43"
Mag pri
7.51
Mag sec
8.59
delta mag (ΔM)
1.08
Spectral class
F8 (yellow-white)
Pri motion ra
-003
Sec motion ra
-003
Pri motion dec
-030
Sec motion dec
-030
Notes
O (Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Leo
SAO
99153
Tycho2
0841-01181-1
HD
90791
ADS
7792
last precise pa
98.4
last precise sep
0.572
 
 
ORBITAL ELEMENTS
 
 
Period (P)750y Periastron (T)2530y Semi-major axis (a)1.7a
Eccentricity (e)0.363 Inclination (i)79.2° Longitude of periastron (ω)300.6°
Node (Ω)58.2° Note Grade5(1=Definitive, 9=Indet.)
Equinox2000 Last observation1997
label rho theta
2000 0.518 104.7
2001 0.512 105.6
2002 0.506 106.5
2003 0.500 107.5
2004 0.494 108.4
2005 0.488 109.4
2006 0.482 110.5
2007 0.477 111.5
2008 0.472 112.6
2009 0.466 113.7
2010 0.461 114.8
2011 0.456 116.0
2012 0.452 117.2
2013 0.447 118.4
2014 0.443 119.6
2015 0.439 120.8
2016 0.435 122.1
2017 0.431 123.4
2018 0.427 124.7
2019 0.424 126.0
2020 0.421 127.4
2021 0.418 128.8
2022 0.415 130.2
2023 0.413 131.6
2024 0.410 133.0
2025 0.408 134.5
2026 0.407 135.9
2027 0.405 137.4
2028 0.404 138.9
2029 0.403 140.4
2030 0.402 141.9

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

grafico orbita





grafico misure orbit6
Measures: green=micrometric, blue=interferometric, purple=photographic