Coord 2000 | 18078+2606 | Discov num | CHR 67 | Comp | Aa,Ab | Coord arcsec 2000 | 18 07 49.56 +26 06 04.4 | ||||
Date first | 1985 | Date last | 2021 | Obs | 18 | ||||||
Pa first | 175 | Pa last | 300 | P.A. Now (θ) | 309.7° | ||||||
Sep first | 0.1 | Sep last | 0.14 | Sep. Now (ρ) | 0.208" | ||||||
Mag pri | 5.90 | Mag sec | 8.80 | delta mag (ΔM) | 2.9 | Spectral class | A3V (white) | ||||
Pri motion ra | -010 | Sec motion ra | |||||||||
Pri motion dec | +026 | 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 | 85753 | 18 07 50 +26 06 04 | CHR 67 Aa,Ab | 2021 | 18 | 300 | 0.1 | 5.90 | 8.80 | 2.90 | Y | <=== | |
Show | 100 Her | 85753 | 18 07 50 +26 06 04 | STF 2280 AB | 2019 | 221 | 182 | 14.3 | 5.81 | 5.84 | 0.03 | ||
Show | 85753 | 18 07 50 +26 06 04 | STF 2280 AC | 2000 | 5 | 127 | 79.9 | 5.87 | 11.80 | 5.93 |
Var name | NSV10253 Her | Constellation | Hercules | SAO | 85753 | HIP | 88818 | ||||
Tycho2 | 2095-03225-1 | Gaia DR2 | 4579990675911466624 | HD | 166045 | HR | 6781 | ||||
GC | 24721 | ADS | 11089 | BD | BD+26 3178 | Flamsteed | 100 Herculis | ||||
Flamsteed name | 100 Her | Distance | 49.6 | Distance ly | 161.8 |
Period (P) | 16.579y | ± 0.041 | Periastron (T) | 1986.411y | ± 0.09 | Semi-major axis (a) | 0.177a | ± 0.018 |
Eccentricity (e) | 0.933 | ± 0.013 | Inclination (i) | 37.3° | ± 8.7 | Longitude of periastron (ω) | 107.2° | ± 8.9 |
Node (Ω) | 33.3° | ± 10.1 | Notes | n | Reference | Tok2021c | ||
Equinox | 2000 | Last observation | 2019 | 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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