14139+2906 STF 1816 (HD 124587)
14h 13m 54.63s +29° 06' 19.5" P.A. 103.00 sep 0.3 mag 7.43,7.75 Sp F0+A2 dist. 113.38 pc (369.85 l.y.)
Coord 2000 |
14139+2906 |
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Discov num |
STF1816 |
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Comp |
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Coord arcsec 2000 |
14 13 54.63 +29 06 19.5 |
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Date first |
1828 |
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Date last |
2022 |
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Obs |
227 |
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Pa first |
72 |
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Pa last |
102.5 |
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P.A. Now (θ) |
102.5° |
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Sep first |
1.6 |
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Sep last |
0.321 |
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Sep. Now (ρ) |
0.321" |
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Mag pri |
7.43 |
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Mag sec |
7.75 |
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delta mag (ΔM) |
0.32 |
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Spectral class |
F0+A2 (yellow-white/white) |
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Pri motion ra |
+028 |
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Sec motion ra |
+028 |
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Pri motion dec |
-007 |
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Sec motion dec |
-007 |
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Notes |
O
(Orbital solution) |
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This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 124587 |
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Constellation |
Bootes |
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SAO |
83235 |
|
HIP |
69523 |
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Tycho2 |
2013-00959-1 |
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HD |
124587 |
|
GC |
19206 |
|
ADS |
9174 |
|
BD |
BD+29 2508 |
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Distance |
113.38 |
|
Distance ly |
369.85 |
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ORBITAL ELEMENTS
Period (P) | 1340y | |
Periastron (T) | 2079y | |
Semi-major axis (a) | 1.642a | |
Eccentricity (e) | 0.54 | |
Inclination (i) | 81.7° | |
Longitude of periastron (ω) | 125.3° | |
Node (Ω) | 80.2° | |
Notes | | |
Reference | Zir2014a | |
Equinox | 2000 | |
Last observation | 2011 | |
Grade | 4 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
92.0 |
0.571 |
2001 |
92.3 |
0.560 |
2002 |
92.5 |
0.548 |
2003 |
92.8 |
0.537 |
2004 |
93.2 |
0.526 |
2005 |
93.5 |
0.514 |
2006 |
93.8 |
0.503 |
2007 |
94.2 |
0.491 |
2008 |
94.5 |
0.480 |
2009 |
94.9 |
0.468 |
2010 |
95.4 |
0.456 |
2011 |
95.8 |
0.445 |
2012 |
96.2 |
0.433 |
2013 |
96.7 |
0.421 |
2014 |
97.2 |
0.410 |
2015 |
97.8 |
0.398 |
2016 |
98.3 |
0.386 |
2017 |
99.0 |
0.374 |
2018 |
99.6 |
0.363 |
2019 |
100.3 |
0.351 |
2020 |
101.0 |
0.339 |
2021 |
101.8 |
0.327 |
2022 |
102.7 |
0.316 |
2023 |
103.6 |
0.304 |
2024 |
104.6 |
0.292 |
2025 |
105.7 |
0.281 |
2026 |
106.8 |
0.269 |
2027 |
108.1 |
0.258 |
2028 |
109.5 |
0.246 |
2029 |
111.0 |
0.235 |
2030 |
112.7 |
0.224 |
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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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