10250+2437 STF 1429 (HD 90183)
10h 25m 01.79s +24° 36' 44.1" P.A. 155.00 sep 0.8 mag 9.05,9.34 Sp G0V dist. 67.48 pc (220.12 l.y.)
Coord 2000 |
10250+2437 |
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Discov num |
STF1429 |
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Comp |
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Coord arcsec 2000 |
10 25 01.79 +24 36 44.1 |
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Date first |
1827 |
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Date last |
2017 |
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Obs |
155 |
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Pa first |
272 |
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Pa last |
155.3 |
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P.A. Now (θ) |
155.3° |
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Sep first |
1.5 |
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Sep last |
0.785 |
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Sep. Now (ρ) |
0.785" |
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Mag pri |
9.05 |
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Mag sec |
9.34 |
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delta mag (ΔM) |
0.29 |
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Spectral class |
G0V (yellow) |
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Pri motion ra |
+012 |
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Sec motion ra |
+012 |
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Pri motion dec |
-194 |
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Sec motion dec |
-194 |
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Notes |
N
O
(See Notes, Orbital solution) |
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This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 90183 |
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Constellation |
Leo |
|
SAO |
81332 |
|
HIP |
50998 |
|
Tycho2 |
1969-00627-1 |
|
Gaia DR2 |
725873322977853568 |
|
HD |
90183 |
|
GC |
14297 |
|
ADS |
7758 |
|
BD |
BD+25 2247 |
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Distance |
67.48 |
|
Distance ly |
220.12 |
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ORBITAL ELEMENTS
Period (P) | 1280.68y | |
Periastron (T) | 2170.15y | |
Semi-major axis (a) | 2.1a | |
Eccentricity (e) | 0.28 | |
Inclination (i) | 107.7° | |
Longitude of periastron (ω) | 0° | |
Node (Ω) | 113.9° | |
Notes | n | |
Reference | Zul1981 | |
Equinox | | |
Last observation | 1981 | |
Grade | 4 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
167.6 |
0.672 |
2001 |
166.8 |
0.677 |
2002 |
166.0 |
0.682 |
2003 |
165.2 |
0.687 |
2004 |
164.4 |
0.692 |
2005 |
163.7 |
0.698 |
2006 |
163.0 |
0.703 |
2007 |
162.2 |
0.709 |
2008 |
161.5 |
0.714 |
2009 |
160.8 |
0.720 |
2010 |
160.1 |
0.726 |
2011 |
159.4 |
0.731 |
2012 |
158.8 |
0.737 |
2013 |
158.1 |
0.743 |
2014 |
157.5 |
0.749 |
2015 |
156.8 |
0.756 |
2016 |
156.2 |
0.762 |
2017 |
155.6 |
0.768 |
2018 |
155.0 |
0.774 |
2019 |
154.4 |
0.781 |
2020 |
153.8 |
0.787 |
2021 |
153.2 |
0.794 |
2022 |
152.6 |
0.800 |
2023 |
152.1 |
0.807 |
2024 |
151.5 |
0.813 |
2025 |
151.0 |
0.820 |
2026 |
150.4 |
0.827 |
2027 |
149.9 |
0.833 |
2028 |
149.4 |
0.840 |
2029 |
148.9 |
0.847 |
2030 |
148.4 |
0.854 |
2031 |
147.9 |
0.860 |
2032 |
147.4 |
0.867 |
2033 |
146.9 |
0.874 |
2034 |
146.5 |
0.881 |
2035 |
146.0 |
0.888 |
2036 |
145.5 |
0.895 |
2037 |
145.1 |
0.902 |
2038 |
144.7 |
0.909 |
2039 |
144.2 |
0.916 |
2040 |
143.8 |
0.923 |
2041 |
143.4 |
0.930 |
2042 |
143.0 |
0.937 |
2043 |
142.5 |
0.944 |
2044 |
142.1 |
0.951 |
2045 |
141.7 |
0.958 |
2046 |
141.4 |
0.965 |
2047 |
141.0 |
0.972 |
2048 |
140.6 |
0.979 |
2049 |
140.2 |
0.986 |
2050 |
139.8 |
0.993 |
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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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