Coord 2000 | 00568+6022 | Discov num | BAG 10 | Comp | Aa,Ab | Coord arcsec 2000 | 00 56 46.94 +60 21 46.3 | ||||
Date first | 1994 | Date last | 2011 | Obs | 10 | ||||||
Pa first | 162 | Pa last | 291.8 | P.A. Now (θ) | 40.1° | ||||||
Sep first | 0.0 | Sep last | 0.029 | Sep. Now (ρ) | 0.016" | ||||||
Mag pri | 6.57 | Mag sec | 7.24 | delta mag (ΔM) | 0.67 | Spectral class | B7V+B9V+ (blue-white/blue-white) | ||||
Pri motion ra | +023 | Sec motion ra | |||||||||
Pri motion dec | -005 | Sec motion dec | |||||||||
Notes | N O (See Notes, Orbital solution) |
Show | name | SAO | coord | wds_name | last | obs | pa | sep | mag1 | mag2 | d_mag | orb | current |
Show | 11484 | 00 56 47 +60 21 46 | BAG 10 Aa,Ab | 2011 | 10 | 292 | 0.0 | 6.57 | 7.24 | 0.67 | Y | <=== | |
Show | 11484 | 00 56 47 +60 21 46 | BU 1099 AB | 2010 | 140 | 9 | 0.2 | 6.10 | 6.57 | 0.47 | Y | ||
Show | 11484 | 00 56 47 +60 21 46 | BU 1353 AB,C | 2003 | 5 | 157 | 41.3 | 4.99 | 13.50 | 8.51 |
Constellation | Cassiopeia | SAO | 11484 | HIP | 4440 | Tycho2 | 4017-01864-1 | ||||
Gaia DR2 | 426512590631144704 | HD | 5408 | HR | 266 | ADS | 784 | ||||
BD | BD+59 146 | Distance | 165.02 | Distance ly | 538.3 |
Period (P) | 4.899y | ± 0.009 | Periastron (T) | 2003.565y | ± 0.038 | Semi-major axis (a) | 0.0309a | ± 0.0012 |
Eccentricity (e) | 0.26 | ± 0.017 | Inclination (i) | 47.3° | ± 3.2 | Longitude of periastron (ω) | 279.2° | ± 2.9 |
Node (Ω) | 146.8° | ± 2.5 | Notes | n | Reference | Tok2021b | ||
Equinox | 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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