12351+0727 STF 1658 AB (HD 109499)
12h 35m 07.88s +07° 26' 34.6" P.A. 20.00 sep 2.8 mag 8.08,10.52 Sp F8 dist. 69.54 pc (226.84 l.y.)
Coord 2000 |
12351+0727 |
|
Discov num |
STF1658 |
|
Comp |
AB |
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Coord arcsec 2000 |
12 35 07.88 +07 26 34.6 |
|
Date first |
1830 |
|
Date last |
2018 |
|
Obs |
126 |
|
Pa first |
342 |
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Pa last |
20.3 |
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P.A. Now (θ) |
20.3° |
|
Sep first |
2.0 |
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Sep last |
2.807 |
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Sep. Now (ρ) |
2.807" |
|
Mag pri |
8.08 |
|
Mag sec |
10.52 |
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delta mag (ΔM) |
2.44 |
|
Spectral class |
F8 (yellow-white) |
|
Pri motion ra |
+153 |
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Sec motion ra |
+154 |
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Pri motion dec |
-088 |
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Sec motion dec |
-081 |
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Notes |
N
O
(See Notes, Orbital solution) |
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rPM=0.04 (< 0.3, Physical double)
This double is physical.
12351+0727 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
HD 109499 |
119484 |
12 35 08 +07 26 35 |
STF 1658 AB |
2018 |
126 |
20 |
2.8 |
8.08 |
10.52 |
2.44 |
Y |
<=== |
Show |
|
119484 |
12 35 08 +07 26 35 |
STF 1658 AC |
2016 |
31 |
266 |
129.1 |
8.08 |
9.10 |
1.02 |
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Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 109499 |
|
Constellation |
Virgo |
|
SAO |
119484 |
|
HIP |
61419 |
|
Tycho2 |
0295-00070-1 |
|
Gaia DR2 |
3710226984917798784 |
|
HD |
109499 |
|
GC |
17145 |
|
BD |
BD+08 2621 |
|
Distance |
69.54 |
|
Distance ly |
226.84 |
|
ORBITAL ELEMENTS
Period (P) | 1797.2308y | ± 784.555 |
Periastron (T) | 1731.6236y | ± 363.1011 |
Semi-major axis (a) | 5.66667a | ± 3.10936 |
Eccentricity (e) | 0.85959 | ± 0.13041 |
Inclination (i) | 67.045° | ± 14.525 |
Longitude of periastron (ω) | 107.803° | ± 24.696 |
Node (Ω) | 125.517° | ± 78.125 |
Notes | n | |
Reference | Izm2019 | |
Equinox | | |
Last observation | 2015 | |
Grade | 4 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
17.3 |
2.718 |
2001 |
17.5 |
2.722 |
2002 |
17.7 |
2.725 |
2003 |
17.8 |
2.729 |
2004 |
18.0 |
2.732 |
2005 |
18.2 |
2.736 |
2006 |
18.3 |
2.739 |
2007 |
18.5 |
2.743 |
2008 |
18.7 |
2.746 |
2009 |
18.9 |
2.750 |
2010 |
19.0 |
2.753 |
2011 |
19.2 |
2.757 |
2012 |
19.4 |
2.760 |
2013 |
19.5 |
2.764 |
2014 |
19.7 |
2.768 |
2015 |
19.9 |
2.771 |
2016 |
20.0 |
2.775 |
2017 |
20.2 |
2.778 |
2018 |
20.4 |
2.782 |
2019 |
20.5 |
2.785 |
2020 |
20.7 |
2.789 |
2021 |
20.9 |
2.793 |
2022 |
21.0 |
2.796 |
2023 |
21.2 |
2.800 |
2024 |
21.3 |
2.804 |
2025 |
21.5 |
2.807 |
2026 |
21.7 |
2.811 |
2027 |
21.8 |
2.814 |
2028 |
22.0 |
2.818 |
2029 |
22.2 |
2.822 |
2030 |
22.3 |
2.825 |
|
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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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