Coord 2000 | 12301-1324 | Discov num | BU 28 | Comp | AB | Coord arcsec 2000 | 12 30 04.77 -13 23 35.5 | ||||
Date first | 1872 | Date last | 2019 | Obs | 103 | ||||||
Pa first | 355 | Pa last | 349 | P.A. Now (θ) | 351° | ||||||
Sep first | 3.0 | Sep last | 2.128 | Sep. Now (ρ) | 2.133" | ||||||
Mag pri | 6.49 | Mag sec | 9.58 | delta mag (ΔM) | 3.09 | Spectral class | F9V (yellow-white) | ||||
Pri motion ra | -262 | Sec motion ra | -238 | ||||||||
Pri motion dec | -054 | Sec motion dec | -032 | ||||||||
Notes | N O (See Notes, Orbital solution) |
Show | name | SAO | coord | wds_name | last | obs | pa | sep | mag1 | mag2 | d_mag | orb | current |
Show | HD 108799 | 157326 | 12 30 05 -13 23 36 | BU 28 AB | 2019 | 103 | 349 | 2.1 | 6.49 | 9.58 | 3.09 | Y | <=== |
Show | 157326 | 12 30 05 -13 23 36 | LV 19 AC | 2013 | 6 | 303 | 71.3 | 6.49 | 10.60 | 4.11 | |||
Show | 157326 | 12 30 05 -13 23 36 | LV 19 AD | 2013 | 5 | 166 | 71.2 | 6.49 | 11.60 | 5.11 |
Name | HD 108799 | Constellation | Corvus | SAO | 157326 | HIP | 60994 | ||||
Tycho2 | 5533-01791-1 | Gaia DR2 | 3528362362908431616 | HD | 108799 | HR | 4758 | ||||
GC | 17036 | ADS | 8573 | GL | Gl 469.2A | BD | BD-12 3647 | ||||
Distance | 24.65 | Distance ly | 80.41 |
Period (P) | 150.94y | Periastron (T) | 1946.09y | Semi-major axis (a) | 1.395a | |||
Eccentricity (e) | 0.702 | Inclination (i) | 29.9° | Longitude of periastron (ω) | 60.9° | |||
Node (Ω) | 112.8° | Notes | n | Reference | Msn2017a | |||
Equinox | 2000 | Last observation | 2016 | Grade | 3 | (1=Definitive, 9=Indet.) |
|
|
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st. |
|
||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
|
|
|
|
||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
|
|
Measures: green=micrometric, blue=interferometric, purple=photographic |
|