Coord 2000 | 10205+0626 | Discov num | STF1426 | Comp | AB | Coord arcsec 2000 | 10 20 32.32 +06 25 47.6 | ||||
Date first | 1833 | Date last | 2022 | Obs | 161 | ||||||
Pa first | 259 | Pa last | 314.7 | P.A. Now (θ) | 314.7° | ||||||
Sep first | 0.7 | Sep last | 0.94 | Sep. Now (ρ) | 0.94" | ||||||
Mag pri | 7.99 | Mag sec | 8.30 | delta mag (ΔM) | 0.31 | Spectral class | F5 (yellow-white) | ||||
Pri motion ra | -007 | Sec motion ra | -007 | ||||||||
Pri motion dec | -044 | Sec motion dec | -044 | ||||||||
Notes | N O (See Notes, Orbital solution) |
Show | name | SAO | coord | wds_name | last | obs | pa | sep | mag1 | mag2 | d_mag | orb | current |
Show | 118241 | 10 20 32 +06 25 48 | STF 1426 AB | 2022 | 161 | 315 | 0.9 | 7.99 | 8.30 | 0.31 | Y | <=== | |
Show | HD 89619 | 118241 | 10 20 32 +06 25 48 | STF 1426 AB,C | 2022 | 113 | 9 | 7.9 | 7.30 | 9.43 | 2.13 | ||
Show | 118241 | 10 20 32 +06 25 48 | STF 1426 AB,D | 2015 | 6 | 41 | 39.1 | 7.30 | 12.57 | 5.27 |
Constellation | Leo | SAO | 118241 | HIP | 50637 | Tycho2 | 0252-01392-1 | ||||
Gaia DR2 | 3861734219734880896 | HD | 89619 | GC | 14191 | ADS | 7730 | ||||
BD | BD+07 2282 | Distance | 149.7 | Distance ly | 488.32 |
Period (P) | 775.6553y | ± 311.1552 | Periastron (T) | 2096.6572y | ± 76.9617 | Semi-major axis (a) | 1.20788a | ± 0.37256 |
Eccentricity (e) | 0.49785 | ± 0.31904 | Inclination (i) | 68.004° | ± 10.338 | Longitude of periastron (ω) | 258.274° | ± 40.33 |
Node (Ω) | 137.777° | ± 15.532 | Notes | n | Reference | Izm2019 | ||
Equinox | Last observation | 2014 | Grade | 4 | (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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