06503+2409 COU 768 (HD 49622)
06h 50m 16.01s +24° 09' 25.5" P.A. 44.00 sep 0.1 mag 8.88,9.67 Sp F5 dist. 109.77 pc (358.07 l.y.)
| Coord 2000 |
06503+2409 |
|
Discov num |
COU 768 |
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Comp |
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Coord arcsec 2000 |
06 50 16.01 +24 09 25.5 |
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| Date first |
1972 |
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Date last |
2014 |
|
Obs |
28 |
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| Pa first |
170 |
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Pa last |
44.1 |
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P.A. Now (θ) |
179.6° |
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| Sep first |
0.1 |
|
Sep last |
0.111 |
|
Sep. Now (ρ) |
0.15" |
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| Mag pri |
8.88 |
|
Mag sec |
9.67 |
|
delta mag (ΔM) |
0.79 |
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Spectral class |
F5 (yellow-white) |
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| Pri motion ra |
+008 |
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Sec motion ra |
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| Pri motion dec |
-053 |
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Sec motion dec |
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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 49622 |
|
Constellation |
Gemini |
|
SAO |
78786 |
|
HIP |
32800 |
|
| Tycho2 |
1894-03044-1 |
|
Gaia DR2 |
3381189128055254016 |
|
HD |
49622 |
|
BD |
BD+24 1417 |
|
| Distance |
109.77 |
|
Distance ly |
358.07 |
|
ORBITAL ELEMENTS
| Period (P) | 25.95y | ± 0.5 |
Periastron (T) | 2008.38y | ± 0.5 |
Semi-major axis (a) | 0.118a | ± 0.005 |
| Eccentricity (e) | 0.467 | ± 0.02 |
Inclination (i) | 144.2° | ± 3.5 |
Longitude of periastron (ω) | 45.6° | ± 0.5 |
| Node (Ω) | 48.8° | ± 1 |
Notes | n | |
Reference | Doc2003e | |
| Equinox | 2000 | |
Last observation | 2000 | |
Grade | 2 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000 |
158.8 |
0.130 |
| 2001 |
150.1 |
0.122 |
| 2002 |
140.0 |
0.113 |
| 2003 |
128.3 |
0.105 |
| 2004 |
114.6 |
0.097 |
| 2005 |
98.5 |
0.089 |
| 2006 |
79.2 |
0.081 |
| 2007 |
55.7 |
0.072 |
| 2008 |
24.3 |
0.061 |
| 2009 |
340.9 |
0.054 |
| 2010 |
298.0 |
0.063 |
| 2011 |
270.4 |
0.081 |
| 2012 |
253.4 |
0.100 |
| 2013 |
241.7 |
0.117 |
| 2014 |
232.8 |
0.131 |
| 2015 |
225.3 |
0.142 |
| 2016 |
218.9 |
0.150 |
| 2017 |
212.9 |
0.156 |
| 2018 |
207.4 |
0.159 |
| 2019 |
202.0 |
0.161 |
| 2020 |
196.6 |
0.160 |
| 2021 |
191.1 |
0.158 |
| 2022 |
185.5 |
0.155 |
| 2023 |
179.6 |
0.150 |
| 2024 |
173.2 |
0.144 |
| 2025 |
166.2 |
0.137 |
| 2026 |
158.4 |
0.130 |
| 2027 |
149.6 |
0.121 |
| 2028 |
139.5 |
0.113 |
| 2029 |
127.7 |
0.104 |
| 2030 |
113.9 |
0.096 |
|
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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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