Coord 2000 | 16039-2032 | Discov num | KOH 70 | Comp | AB | Coord arcsec 2000 | 16 03 54.98 -20 31 38.2 | ||||
Date first | 1994 | Date last | 2020 | Obs | 7 | ||||||
Pa first | 141 | Pa last | 256.2 | P.A. Now (θ) | 256.2° | ||||||
Sep first | 0.1 | Sep last | 0.098 | Sep. Now (ρ) | 0.098" | ||||||
Mag pri | 8.62 | Mag sec | 8.71 | delta mag (ΔM) | 0.09 | Spectral class | M0 (red) | ||||
Pri motion ra | -006 | Sec motion ra | |||||||||
Pri motion dec | -028 | Sec motion dec | |||||||||
Notes | O K (Orbital solution, K-band or other infrared magnitudes) |
Show | name | SAO | coord | wds_name | last | obs | pa | sep | mag1 | mag2 | d_mag | orb | current |
Show | 16 03 55 -20 31 38 | KOH 70 AB | 2020 | 7 | 256 | 0.1 | 8.62 | 8.71 | 0.09 | Y | <=== | ||
Show | 16 03 55 -20 31 38 | KOH 70 AB,C | 1996 | 1 | 82 | 4.0 | 8.62 | 13.90 | 5.28 | ||||
Show | 16 03 55 -20 31 38 | LAF 99 AD | 2010 | 2 | 203 | 2.8 | 8.62 | 19.35 | 10.73 | ||||
Show | 16 03 55 -20 31 38 | LAF 99 AE | 2008 | 1 | 217 | 3.3 | 8.62 | 18.77 | 10.15 | ||||
Show | 16 03 55 -20 31 38 | LAF 99 AF | 2015 | 3 | 354 | 4.3 | 8.62 | 13.37 | 4.75 |
Constellation | Scorpius | Gaia DR2 | 6244083039015457152 |
Period (P) | 52.6y | Periastron (T) | 2006.3y | Semi-major axis (a) | 0.116a | |||
Eccentricity (e) | 0.3 | Inclination (i) | 136.4° | Longitude of periastron (ω) | 127.5° | |||
Node (Ω) | 147.6° | Notes | Reference | Tok2018g | ||||
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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