12342-1812 LV 5 (HD 109349)
12h 34m 09.56s -18° 11' 42.7" P.A. 303.00 sep 0.9 mag 7.47,9.51 Sp G1V dist. 64.02 pc (208.83 l.y.)
Coord 2000 |
12342-1812 |
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Discov num |
LV 5 |
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Comp |
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Coord arcsec 2000 |
12 34 09.56 -18 11 42.7 |
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Date first |
1886 |
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Date last |
2021 |
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Obs |
33 |
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Pa first |
34 |
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Pa last |
302.7 |
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P.A. Now (θ) |
302.7° |
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Sep first |
1.7 |
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Sep last |
0.924 |
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Sep. Now (ρ) |
0.924" |
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Mag pri |
7.47 |
|
Mag sec |
9.51 |
|
delta mag (ΔM) |
2.04 |
|
Spectral class |
G1V (yellow) |
|
Pri motion ra |
+062 |
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Sec motion ra |
+062 |
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Pri motion dec |
-080 |
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Sec motion dec |
-080 |
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Notes |
O
(Orbital solution) |
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This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 109349 |
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Constellation |
Corvus |
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SAO |
157369 |
|
HIP |
61345 |
|
Tycho2 |
6106-00757-1 |
|
Gaia DR2 |
3516983143411000576 |
|
HD |
109349 |
|
GC |
17131 |
|
ADS |
8597 |
|
BD |
BD-17 3651 |
|
Distance |
64.02 |
|
Distance ly |
208.83 |
|
ORBITAL ELEMENTS
Period (P) | 595.2429y | ± 268.8741 |
Periastron (T) | 2050.7643y | ± 15.6132 |
Semi-major axis (a) | 1.72913a | ± 0.46003 |
Eccentricity (e) | 0.61138 | ± 0.22989 |
Inclination (i) | 128.261° | ± 18.541 |
Longitude of periastron (ω) | 233.868° | ± 24.062 |
Node (Ω) | 110.277° | ± 23.01 |
Notes | | |
Reference | Izm2019 | |
Equinox | | |
Last observation | 2015 | |
Grade | 5 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
323.9 |
1.002 |
2001 |
323.0 |
0.998 |
2002 |
322.1 |
0.995 |
2003 |
321.2 |
0.991 |
2004 |
320.3 |
0.987 |
2005 |
319.4 |
0.983 |
2006 |
318.5 |
0.978 |
2007 |
317.5 |
0.974 |
2008 |
316.6 |
0.970 |
2009 |
315.7 |
0.965 |
2010 |
314.7 |
0.960 |
2011 |
313.7 |
0.955 |
2012 |
312.8 |
0.950 |
2013 |
311.8 |
0.945 |
2014 |
310.8 |
0.939 |
2015 |
309.8 |
0.934 |
2016 |
308.7 |
0.928 |
2017 |
307.7 |
0.922 |
2018 |
306.7 |
0.915 |
2019 |
305.6 |
0.909 |
2020 |
304.5 |
0.902 |
2021 |
303.4 |
0.894 |
2022 |
302.3 |
0.887 |
2023 |
301.2 |
0.879 |
2024 |
300.0 |
0.871 |
2025 |
298.8 |
0.862 |
2026 |
297.6 |
0.853 |
2027 |
296.4 |
0.844 |
2028 |
295.1 |
0.835 |
2029 |
293.8 |
0.825 |
2030 |
292.5 |
0.814 |
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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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