Coord 2000 | 13081-7719 | Discov num | HDS1839 | Comp | Coord arcsec 2000 | 13 08 02.87 -77 18 35.3 | |||||
Date first | 1991 | Date last | 2021 | Obs | 10 | ||||||
Pa first | 163 | Pa last | 201.4 | P.A. Now (θ) | 190.1° | ||||||
Sep first | 0.2 | Sep last | 0.17 | Sep. Now (ρ) | 0.2" | ||||||
Mag pri | 9.03 | Mag sec | 11.30 | delta mag (ΔM) | 2.27 | Spectral class | K3V (yellow-orange) | ||||
Pri motion ra | +047 | Sec motion ra | |||||||||
Pri motion dec | -068 | Sec motion dec | |||||||||
Notes | O (Orbital solution) |
Name | HD 113693 | Constellation | Chamaeleon | HIP | 64091 | Tycho2 | 9417-00642-1 | ||||
Gaia DR2 | 5788964286871098624 | HD | 113693 | GL | NN 3761 | CP | CP-76 747 | ||||
Distance | 42.84 | Distance ly | 139.74 |
Period (P) | 17.44y | ± 1.03 | Periastron (T) | 2014.11y | ± 0.84 | Semi-major axis (a) | 0.2007a | ± 0.0124 |
Eccentricity (e) | 0.168 | ± 0.104 | Inclination (i) | 120.5° | ± 2.5 | Longitude of periastron (ω) | 320.5° | ± 19 |
Node (Ω) | 349.2° | ± 5.4 | Notes | Reference | Tok2016e | |||
Equinox | 2000 | Last observation | Grade | 3 | (1=Definitive, 9=Indet.) |
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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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Period (P) | 17.01y | ± 0.36 | Periastron (T) | 2015.01y | ± 0.36 | Semi-major axis (a) | 0.205a | ± 0.005 |
Eccentricity (e) | 0.16 | ± 0.026 | Inclination (i) | 119.5° | ± 1.2 | Longitude of periastron (ω) | 163.6° | ± 7.6 |
Node (Ω) | 167.8° | ± 1.5 | Notes | Reference | Tok2019c | |||
Equinox | Last observation | 2018 | Grade | 3 | (1=Definitive, 9=Indet.) |
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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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