09412+0954 HMM 1 Aa,Ab
09h 41m 09.12s +09° 53' 32.6" P.A. 22.00 sep 0.0 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 |
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Coord arcsec 2000 |
09 41 09.12 +09 53 32.6 |
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Date first |
1990 |
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Date last |
2023 |
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Obs |
37 |
|
Pa first |
90 |
|
Pa last |
22.4 |
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P.A. Now (θ) |
22.4° |
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Sep first |
0.0 |
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Sep last |
0.003 |
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Sep. Now (ρ) |
0.003" |
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Mag pri |
3.52 |
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Mag sec |
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delta mag (ΔM) |
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Spectral class |
A5V+F6II (white/yellow-white) |
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Pri motion ra |
-142 |
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Sec motion ra |
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Pri motion dec |
-037 |
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Sec motion dec |
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Notes |
N
O
(See Notes, Orbital solution) |
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This double is physical.
09412+0954 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
98709 |
09 41 09 +09 53 33 |
HMM 1 Aa,Ab |
2023 |
37 |
22 |
0.0 |
3.52 |
|
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Y |
<=== |
Show |
|
98709 |
09 41 09 +09 53 33 |
ARI 1 Aa,Ac |
1997 |
1 |
268 |
0.6 |
3.52 |
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|
|
Show |
Subra |
98709 |
09 41 09 +09 53 33 |
H 6 76 AB |
2015 |
28 |
48 |
96.2 |
3.56 |
10.83 |
7.27 |
|
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Quadruple system
2 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Common name |
Subra |
|
Constellation |
Leo |
|
SAO |
98709 |
|
HIP |
47508 |
|
Tycho2 |
0821-02130-1 |
|
Gaia DR2 |
588551497558573056 |
|
HD |
83808 |
|
HR |
3852 |
|
GC |
13366 |
|
ADS |
7480 |
|
BD |
BD+10 2044 |
|
Bayer |
Omicron Leonis |
|
Bayer name |
Omi Leo |
|
Flamsteed |
14 Leonis |
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Flamsteed name |
14 Leo |
|
FK5 |
365 |
|
Distance |
39.95 |
|
Distance ly |
130.32 |
|
Bayer greek |
ο Leo |
|
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) | 0° | |
Node (Ω) | 191.4° | |
Notes | n | |
Reference | Hmm2001 | |
Equinox | 2000 | |
Last observation | 1999 | |
Grade | 2 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
210.6 |
0.004 |
2001 |
303.8 |
0.003 |
2002 |
7.0 |
0.004 |
2003 |
55.7 |
0.003 |
2004 |
159.4 |
0.003 |
2005 |
202.4 |
0.004 |
2006 |
280.2 |
0.002 |
2007 |
359.6 |
0.004 |
2008 |
42.3 |
0.003 |
2009 |
145.6 |
0.003 |
2010 |
195.1 |
0.004 |
2011 |
256.9 |
0.003 |
2012 |
351.3 |
0.004 |
2013 |
32.0 |
0.004 |
2014 |
127.0 |
0.003 |
2015 |
188.1 |
0.004 |
2016 |
238.1 |
0.003 |
2017 |
341.1 |
0.003 |
2018 |
23.6 |
0.004 |
2019 |
103.9 |
0.002 |
2020 |
180.8 |
0.004 |
2021 |
224.0 |
0.003 |
2022 |
327.9 |
0.003 |
2023 |
16.2 |
0.004 |
2024 |
80.1 |
0.003 |
2025 |
172.6 |
0.004 |
2026 |
213.4 |
0.004 |
2027 |
310.1 |
0.003 |
2028 |
9.1 |
0.004 |
2029 |
60.5 |
0.003 |
2030 |
162.8 |
0.004 |
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Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
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Measures: green=micrometric, blue=interferometric, purple=photographic |
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