Coord 2000 | 01158-6853 | Discov num | I 27 | Comp | CD | Coord arcsec 2000 | 01 15 00.78 -68 49 08.1 | ||||
Date first | 1895 | Date last | 2021 | Obs | 81 | ||||||
Pa first | 180 | Pa last | 359.2 | P.A. Now (θ) | 6.2° | ||||||
Sep first | 1.0 | Sep last | 1.018 | Sep. Now (ρ) | 0.982" | ||||||
Mag pri | 7.76 | Mag sec | 8.26 | delta mag (ΔM) | 0.5 | Spectral class | K2V (yellow-orange) | ||||
Pri motion ra | +360 | Sec motion ra | +426 | ||||||||
Pri motion dec | +095 | Sec motion dec | +121 | ||||||||
Notes | N O (See Notes, Orbital solution) |
Show | name | SAO | coord | wds_name | last | obs | pa | sep | mag1 | mag2 | d_mag | orb | current |
Show | Kap Tuc | 248346 | 01 15 46 -68 52 33 | HJ 3423 AB | 2017 | 78 | 315 | 4.6 | 4.88 | 7.54 | 2.66 | Y | |
Show | 248346 | 01 15 46 -68 52 33 | HJ 3423 A,CD | 2010 | 10 | 310 | 319.2 | 4.88 | 7.23 | 2.35 | |||
Show | 248342 | 01 15 01 -68 49 08 | I 27 CD | 2021 | 81 | 359 | 1.0 | 7.76 | 8.26 | 0.50 | Y | <=== |
Constellation | Tucana | SAO | 248342 | HIP | 5842 | Tycho2 | 9136-01758-1 | ||||
HD | 7693 | GC | 1517 | GL | Gl 55.1A | CD | CD-69 51 | ||||
CP | CP-69 44 | Distance | 21.65 | Distance ly | 70.62 |
Period (P) | 84.7785y | ± 0.2953 | Periastron (T) | 1920.4688y | ± 5.0179 | Semi-major axis (a) | 1.09664a | ± 0.0101 |
Eccentricity (e) | 0.04027 | ± 0.00476 | Inclination (i) | 32.561° | ± 1.683 | Longitude of periastron (ω) | 153.001° | ± 19.541 |
Node (Ω) | 138.062° | ± 2.738 | Notes | n | Reference | Izm2019 | ||
Equinox | Last observation | 2015 | Grade | 2 | (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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