Coord 2000 | 11230+0408 | Discov num | A 2776 | Comp | AB | Coord arcsec 2000 | 11 23 02.64 +04 08 17.0 | ||||
Date first | 1914 | Date last | 2018 | Obs | 32 | ||||||
Pa first | 274 | Pa last | 245.2 | P.A. Now (θ) | 245.2° | ||||||
Sep first | 0.2 | Sep last | 0.178 | Sep. Now (ρ) | 0.178" | ||||||
Mag pri | 8.80 | Mag sec | 8.80 | delta mag (ΔM) | 0 | Spectral class | F5 (yellow-white) | ||||
Pri motion ra | -108 | Sec motion ra | |||||||||
Pri motion dec | +028 | Sec motion dec | |||||||||
Notes | O (Orbital solution) |
Show | name | SAO | coord | wds_name | last | obs | pa | sep | mag1 | mag2 | d_mag | orb | current |
Show | 118820 | 11 23 03 +04 08 17 | A 2776 AB | 2018 | 32 | 245 | 0.2 | 8.80 | 8.80 | 0.00 | Y | <=== | |
Show | 118820 | 11 23 03 +04 08 17 | A 2776 AB,C | 2015 | 9 | 61 | 6.2 | 8.13 | 13.50 | 5.37 |
Constellation | Leo | SAO | 118820 | HIP | 55574 | Tycho2 | 0267-00813-1 | ||||
Gaia DR2 | 3813469473202601856 | HD | 98914 | GC | 15633 | ADS | 8145 | ||||
BD | BD+04 2454 | Distance | 115.61 | Distance ly | 377.12 |
Period (P) | 97y | Periastron (T) | 1998y | Semi-major axis (a) | 0.19a | |||
Eccentricity (e) | 0.942 | Inclination (i) | 53.6° | Longitude of periastron (ω) | 75° | |||
Node (Ω) | 192° | Notes | Reference | Hrt2010a | ||||
Equinox | 2000 | Last observation | 2009 | 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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