14432+2246 COU 99
14h 43m 13.12s +22° 45' 47.5" P.A. 206.00 sep 0.7 mag 11.00,11.50 Sp K5
Coord 2000 |
14432+2246 |
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Discov num |
COU 99 |
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Comp |
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Coord arcsec 2000 |
14 43 13.12 +22 45 47.5 |
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Date first |
1966 |
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Date last |
2016 |
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Obs |
11 |
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Pa first |
252 |
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Pa last |
205.6 |
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P.A. Now (θ) |
205.6° |
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Sep first |
0.6 |
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Sep last |
0.67 |
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Sep. Now (ρ) |
0.67" |
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Mag pri |
11.00 |
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Mag sec |
11.50 |
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delta mag (ΔM) |
0.5 |
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Spectral class |
K5 (yellow-orange) |
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Pri motion ra |
-035 |
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Sec motion ra |
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Pri motion dec |
+052 |
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Sec motion dec |
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Notes |
O
(Orbital solution) |
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This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Bootes |
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Tycho2 |
2016-00892-1 |
|
Gaia DR2 |
1241833344884151040 |
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ORBITAL ELEMENTS
Period (P) | 321.3y | ± 38 |
Periastron (T) | 1902y | ± 13.1 |
Semi-major axis (a) | 0.599a | ± 0.048 |
Eccentricity (e) | 0.128 | ± 0.052 |
Inclination (i) | 146.2° | ± 5.1 |
Longitude of periastron (ω) | 58.6° | ± 29 |
Node (Ω) | 39.7° | ± 4 |
Notes | | |
Reference | Ksr2021 | |
Equinox | | |
Last observation | 2016 | |
Grade | 5 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
218.6 |
0.633 |
2001 |
217.7 |
0.634 |
2002 |
216.9 |
0.635 |
2003 |
216.1 |
0.636 |
2004 |
215.3 |
0.637 |
2005 |
214.5 |
0.638 |
2006 |
213.6 |
0.639 |
2007 |
212.8 |
0.640 |
2008 |
212.0 |
0.640 |
2009 |
211.2 |
0.641 |
2010 |
210.4 |
0.641 |
2011 |
209.6 |
0.642 |
2012 |
208.8 |
0.642 |
2013 |
208.0 |
0.642 |
2014 |
207.2 |
0.643 |
2015 |
206.4 |
0.643 |
2016 |
205.6 |
0.643 |
2017 |
204.8 |
0.643 |
2018 |
204.0 |
0.643 |
2019 |
203.2 |
0.643 |
2020 |
202.4 |
0.643 |
2021 |
201.6 |
0.642 |
2022 |
200.8 |
0.642 |
2023 |
200.0 |
0.642 |
2024 |
199.2 |
0.641 |
2025 |
198.4 |
0.641 |
2026 |
197.6 |
0.640 |
2027 |
196.7 |
0.640 |
2028 |
195.9 |
0.639 |
2029 |
195.1 |
0.639 |
2030 |
194.3 |
0.638 |
2031 |
193.5 |
0.637 |
2032 |
192.7 |
0.636 |
2033 |
191.9 |
0.635 |
2034 |
191.0 |
0.634 |
2035 |
190.2 |
0.633 |
2036 |
189.4 |
0.632 |
2037 |
188.6 |
0.631 |
2038 |
187.7 |
0.630 |
2039 |
186.9 |
0.629 |
2040 |
186.0 |
0.628 |
2041 |
185.2 |
0.627 |
2042 |
184.4 |
0.626 |
2043 |
183.5 |
0.624 |
2044 |
182.7 |
0.623 |
2045 |
181.8 |
0.622 |
2046 |
180.9 |
0.620 |
2047 |
180.1 |
0.619 |
2048 |
179.2 |
0.617 |
2049 |
178.3 |
0.616 |
2050 |
177.5 |
0.614 |
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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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