09412+0954 HMM   1Aa,Ab

 
 
09h 41m 09.12s +09 53' 32.6" P.A. 355 mag 3.52, Sp A5V+F6II dist. 39.95 pc (130.32 l.y.)
 
 
Coord 2000
09412+0954
Discov num
HMM   1
Comp
Aa,Ab
Coord arcsec 2000
09 41 09.12 +09 53 32.6
Date first
1990
Date last
2010
Obs
28
Pa first
90
Pa last
355
P.A. Now (θ)
355°
Sep first
0.0
Sep last
0.0
Sep. Now (ρ)
0"
Mag pri
3.52
Mag sec
delta mag (ΔM)
Spectral class
A5V+F6II (white/yellow-white)
Pri motion ra
-142
Sec motion ra
Pri motion dec
-037
Sec motion dec
Notes
N O (See Notes, Orbital solution)
This double is physical.
 
 
09412+0954 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 98709 09412+0954 HMM 1 Aa,Ab 1990 2010 28 355 0.0 3.52 Y <===
Show 98709 09412+0954 ARI 1 Aa,Ac 1997 1997 1 268 0.6 3.52
Show Subra 98709 09412+0954 H 6 76 AB 1782 2015 28 48 96.2 3.56 10.83 7.27
Quadruple system
2 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
355
Precise sep
0.029
Constellation
Leo
SAO
98709
HIP
47508
Tycho2
0821-02130-1
HD
83808
HR
3852
GC
13366
ADS
7480
BD
BD+10 2044
Bayer
Omicron Leonis
Bayer name
Omi Leo
Flamsteed
14 Leonis
Flamsteed name
14 Leo
Distance
39.95
Distance ly
130.32
last precise pa
355
last precise sep
0.029
 
 
ORBITAL ELEMENTS
 
 
Period (P)0.039694y Periastron (T)1997.49563y Semi-major axis (a)0.00446a
Eccentricity (e)0 Inclination (i)57.6° Longitude of periastron (ω)
Node (Ω)191.4° Note Grade2(1=Definitive, 9=Indet.)
Equinox2000 Last observation1999
label rho theta
2000 0.004 210.6
2001 0.003 303.8
2002 0.004 7.0
2003 0.003 55.7
2004 0.003 159.4
2005 0.004 202.4
2006 0.002 280.2
2007 0.004 359.6
2008 0.003 42.3
2009 0.003 145.6
2010 0.004 195.1
2011 0.003 256.9
2012 0.004 351.3
2013 0.004 32.0
2014 0.003 127.0
2015 0.004 188.1
2016 0.003 238.1
2017 0.003 341.1
2018 0.004 23.6
2019 0.002 103.9
2020 0.004 180.8
2021 0.003 224.0
2022 0.003 327.9
2023 0.004 16.2
2024 0.003 80.1
2025 0.004 172.6
2026 0.004 213.4
2027 0.003 310.1
2028 0.004 9.1
2029 0.003 60.5
2030 0.004 162.8

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

grafico orbita





wds09412%2B0954a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
09412+0954 HMM 1 Aa,Ab 1997 24 298 0.0 3.52   A5V+F6II NO 094109.12+095332.6
09412+0954 HMM 1 Aa,Ab 2010 25 355 0.0 3.52   A5V+F6II NO 094109.12+095332.6

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