11116-1459 BEU 15 (HD 97233)
11h 11m 33.12s -14° 59' 28.9" P.A. 270.00 sep 0.1 mag 9.05, Sp K4 dist. 21.57 pc (70.36 l.y.)
| Coord 2000 |
11116-1459 |
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Discov num |
BEU 15 |
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Comp |
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Coord arcsec 2000 |
11 11 33.12 -14 59 28.9 |
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| Date first |
1997 |
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Date last |
2020 |
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Obs |
22 |
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| Pa first |
272 |
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Pa last |
270 |
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P.A. Now (θ) |
87.4° |
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| Sep first |
0.1 |
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Sep last |
0.105 |
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Sep. Now (ρ) |
0.226" |
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| Mag pri |
9.05 |
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Mag sec |
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delta mag (ΔM) |
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Spectral class |
K4 (yellow-orange) |
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| Pri motion ra |
+698 |
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Sec motion ra |
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| Pri motion dec |
-598 |
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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 97233 |
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Constellation |
Crater |
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SAO |
156518 |
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HIP |
54677 |
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| Tycho2 |
5507-00552-1 |
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HD |
97233 |
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GL |
Gl 416 |
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BD |
BD-14 3277 |
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| Distance |
21.57 |
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Distance ly |
70.36 |
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ORBITAL ELEMENTS
| Period (P) | 7.2716y | ± 0.0078 |
Periastron (T) | 58731d (2019.676y) | ± 11 |
Semi-major axis (a) | 184.46m | ± 0.66 |
| Eccentricity (e) | 0.4571 | ± 0.0037 |
Inclination (i) | 87.25° | ± 0.24 |
Longitude of periastron (ω) | 154.3° | ± 1.2 |
| Node (Ω) | 89.08° | ± 0.11 |
Notes | n | |
Reference | MnA2019 | |
| Equinox | | |
Last observation | | |
Grade | 2 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000 |
84.4 |
0.119 |
| 2001 |
87.1 |
0.214 |
| 2002 |
88.3 |
0.256 |
| 2003 |
89.5 |
0.232 |
| 2004 |
91.8 |
0.123 |
| 2005 |
266.3 |
0.072 |
| 2006 |
276.2 |
0.055 |
| 2007 |
82.5 |
0.085 |
| 2008 |
86.6 |
0.193 |
| 2009 |
88.0 |
0.250 |
| 2010 |
89.1 |
0.246 |
| 2011 |
90.8 |
0.163 |
| 2012 |
253.2 |
0.020 |
| 2013 |
272.2 |
0.086 |
| 2014 |
77.9 |
0.049 |
| 2015 |
86.0 |
0.169 |
| 2016 |
87.7 |
0.241 |
| 2017 |
88.8 |
0.254 |
| 2018 |
90.2 |
0.195 |
| 2019 |
98.3 |
0.039 |
| 2020 |
270.1 |
0.104 |
| 2021 |
46.8 |
0.013 |
| 2022 |
85.2 |
0.140 |
| 2023 |
87.4 |
0.226 |
| 2024 |
88.5 |
0.257 |
| 2025 |
89.7 |
0.219 |
| 2026 |
92.9 |
0.092 |
| 2027 |
268.2 |
0.096 |
| 2028 |
284.3 |
0.030 |
| 2029 |
83.9 |
0.109 |
| 2030 |
86.9 |
0.208 |
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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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