09512+3629 HO  369AB

 
 
09H 51M 09.34S +36 29' 20.8" P.A. 105.9 SEP 0.41 MAG 8.02,9.85 SP F2 DIST. 121.21 PC (395.39 L.Y.)
 
 
Coord 2000
09512+3629
Discov num
HO  369
Comp
AB
Coord arcsec 2000
09 51 09.34 +36 29 20.8
Date first
1891
Date last
2009
Obs
78
Pa first
98
Pa last
102
P.A. Now (θ)
105.9°
Sep first
0.3
Sep last
0.4
Sep. Now (ρ)
0.41"
Mag pri
8.02
Mag sec
9.85
delta mag (ΔM)
1.83
Spectral class
F2 (yellow-white)
Pri motion ra
-098
Sec motion ra
-098
Pri motion dec
-020
Sec motion dec
-020
Notes
N O (See Notes, Orbital solution)
This double is physical.
 
 
09512+3629 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 61712 09512+3629 HO 369 AB 1891 2009 78 106 0.4 8.02 9.85 1.83 Y <===
Show 61712 09512+3629 HO 369 AC 1891 2012 4 98 73.0 8.02 13.91 5.89
Show 61712 09512+3629 CRJ 6 AD 2009 2009 1 86 2.0 7.20 11.80 4.60
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Leo Minor
SAO
61712
HIP
48337
Tycho2
2508-00646-1
HD
85177
ADS
7541
BD
BD+37 2023
Distance
121.21
Distance ly
395.39
last precise pa
101.6
last precise sep
0.354
 
 
ORBITAL ELEMENTS
 
 
Period (P)144.34y Periastron (T)1924.48y Semi-major axis (a)0.254a
Eccentricity (e)0.931 Inclination (i)64.4° Longitude of periastron (ω)322.6°
Node (Ω)301.2° Note Grade3(1=Definitive, 9=Indet.)
Equinox Last observation1996
label rho theta
2000 0.413 103.4
2001 0.414 103.6
2002 0.414 103.7
2003 0.414 103.9
2004 0.415 104.0
2005 0.415 104.2
2006 0.415 104.3
2007 0.415 104.5
2008 0.415 104.6
2009 0.414 104.8
2010 0.414 104.9
2011 0.413 105.0
2012 0.413 105.2
2013 0.412 105.3
2014 0.411 105.5
2015 0.410 105.6
2016 0.409 105.8
2017 0.408 105.9
2018 0.406 106.1
2019 0.405 106.3
2020 0.403 106.4
2021 0.402 106.6
2022 0.400 106.7
2023 0.398 106.9
2024 0.396 107.0
2025 0.393 107.2
2026 0.391 107.4
2027 0.388 107.5
2028 0.386 107.7
2029 0.383 107.9
2030 0.380 108.1

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