09393-1013 RST 3652
09h 39m 18.12s -10° 12' 40.2" P.A. 101.00 sep 0.6 mag 10.73,10.79 Sp K5V
| Coord 2000 |
09393-1013 |
|
Discov num |
RST3652 |
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Comp |
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Coord arcsec 2000 |
09 39 18.12 -10 12 40.2 |
|
| Date first |
1938 |
|
Date last |
2019 |
|
Obs |
11 |
|
| Pa first |
295 |
|
Pa last |
100.7 |
|
P.A. Now (θ) |
100.7° |
|
| Sep first |
1.1 |
|
Sep last |
0.596 |
|
Sep. Now (ρ) |
0.596" |
|
| Mag pri |
10.73 |
|
Mag sec |
10.79 |
|
delta mag (ΔM) |
0.06 |
|
Spectral class |
K5V (yellow-orange) |
|
| Pri motion ra |
+028 |
|
Sec motion ra |
+028 |
|
| Pri motion dec |
-042 |
|
Sec motion dec |
-042 |
|
| Notes |
O
(Orbital solution) |
|
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Hydra |
|
HIP |
47386 |
|
Tycho2 |
5465-00983-1 |
|
BD |
BD-09 2895 |
|
ORBITAL ELEMENTS
| Period (P) | 500y | |
Periastron (T) | 2002.254y | |
Semi-major axis (a) | 1.355a | |
| Eccentricity (e) | 0.7 | |
Inclination (i) | 113.7° | |
Longitude of periastron (ω) | 96.1° | |
| Node (Ω) | 277.7° | |
Notes | | |
Reference | Tok2020e | |
| Equinox | | |
Last observation | 2019 | |
Grade | 5 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000 |
204.0 |
0.171 |
| 2001 |
190.3 |
0.164 |
| 2002 |
176.3 |
0.166 |
| 2003 |
163.2 |
0.177 |
| 2004 |
152.1 |
0.194 |
| 2005 |
143.1 |
0.217 |
| 2006 |
135.8 |
0.242 |
| 2007 |
130.0 |
0.269 |
| 2008 |
125.3 |
0.298 |
| 2009 |
121.4 |
0.326 |
| 2010 |
118.1 |
0.354 |
| 2011 |
115.3 |
0.382 |
| 2012 |
112.9 |
0.409 |
| 2013 |
110.7 |
0.435 |
| 2014 |
108.8 |
0.461 |
| 2015 |
107.1 |
0.485 |
| 2016 |
105.6 |
0.508 |
| 2017 |
104.2 |
0.530 |
| 2018 |
102.9 |
0.552 |
| 2019 |
101.7 |
0.572 |
| 2020 |
100.6 |
0.592 |
| 2021 |
99.5 |
0.610 |
| 2022 |
98.5 |
0.628 |
| 2023 |
97.6 |
0.645 |
| 2024 |
96.7 |
0.661 |
| 2025 |
95.9 |
0.676 |
| 2026 |
95.1 |
0.691 |
| 2027 |
94.3 |
0.705 |
| 2028 |
93.5 |
0.718 |
| 2029 |
92.8 |
0.731 |
| 2030 |
92.1 |
0.743 |
| 2031 |
91.4 |
0.755 |
| 2032 |
90.8 |
0.766 |
| 2033 |
90.1 |
0.777 |
| 2034 |
89.5 |
0.787 |
| 2035 |
88.9 |
0.796 |
| 2036 |
88.3 |
0.806 |
| 2037 |
87.7 |
0.814 |
| 2038 |
87.2 |
0.823 |
| 2039 |
86.6 |
0.831 |
| 2040 |
86.1 |
0.838 |
| 2041 |
85.5 |
0.846 |
| 2042 |
85.0 |
0.853 |
| 2043 |
84.5 |
0.859 |
| 2044 |
84.0 |
0.866 |
| 2045 |
83.5 |
0.872 |
| 2046 |
83.0 |
0.878 |
| 2047 |
82.5 |
0.883 |
| 2048 |
82.0 |
0.888 |
| 2049 |
81.5 |
0.893 |
| 2050 |
81.1 |
0.898 |
|
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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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