Coord 2000 | 11151+3735 | Discov num | CHR 192 | Comp | Aa,Ab | Coord arcsec 2000 | 11 15 03.10 +37 34 43.2 | ||||
Date first | 1987 | Date last | 2019 | Obs | 9 | ||||||
Pa first | 17 | Pa last | 251.4 | P.A. Now (θ) | 251.4° | ||||||
Sep first | 0.1 | Sep last | 0.109 | Sep. Now (ρ) | 0.109" | ||||||
Mag pri | 7.53 | Mag sec | delta mag (ΔM) | Spectral class | G5 (yellow) | ||||||
Pri motion ra | +007 | Sec motion ra | |||||||||
Pri motion dec | -001 | 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 | 62460 | 11 15 03 +37 34 43 | CHR 192 Aa,Ab | 2019 | 9 | 251 | 0.1 | 7.53 | Y | <=== | |||
Show | HD 97731 | 62460 | 11 15 03 +37 34 43 | STT 232 AB | 2019 | 80 | 250 | 0.6 | 8.02 | 8.90 | 0.88 |
Constellation | Ursa Major | SAO | 62460 | HIP | 54941 | Tycho2 | 3010-02370-1 | ||||
Gaia DR2 | 763808875022579456 | HD | 97731 | BD | BD+38 2219 | Distance | 314.47 | ||||
Distance ly | 1025.8 |
Period (P) | 200y | Periastron (T) | 2019.3y | Semi-major axis (a) | 0.2224a | |||
Eccentricity (e) | 0.486 | Inclination (i) | 111.7° | Longitude of periastron (ω) | 11.2° | |||
Node (Ω) | 254.2° | Notes | n | Reference | Tok2019e | |||
Equinox | 2000 | Last observation | 2018 | Grade | 5 | (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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