Coord 2000 | 16120-1928 | Discov num | CHR 146 | Comp | Aa,Ab | Coord arcsec 2000 | 16 11 59.74 -19 27 38.3 | ||||
Date first | 1988 | Date last | 2021 | Obs | 15 | ||||||
Pa first | 352 | Pa last | 344.2 | P.A. Now (θ) | 346.1° | ||||||
Sep first | 0.1 | Sep last | 0.081 | Sep. Now (ρ) | 0.072" | ||||||
Mag pri | 4.50 | Mag sec | 6.80 | delta mag (ΔM) | 2.3 | Spectral class | B2IV (blue-white) | ||||
Pri motion ra | -007 | Sec motion ra | |||||||||
Pri motion dec | -028 | 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 | 159764 | 16 11 60 -19 27 38 | CHR 146 Aa,Ab | 2021 | 15 | 344 | 0.1 | 4.50 | 6.80 | 2.30 | Y | <=== | |
Show | Jabbah | 159764 | 16 11 60 -19 27 38 | BU 120 AB | 2021 | 124 | 1 | 1.4 | 4.35 | 5.31 | 0.96 | ||
Show | 159764 | 16 11 60 -19 27 38 | H 5 6 AC | 2019 | 91 | 336 | 41.3 | 4.35 | 6.60 | 2.25 | |||
Show | 159764 | 16 11 60 -19 27 38 | LAF 127 AE | 2010 | 2 | 318 | 5.3 | 3.88 | 14.02 | 10.14 | |||
Show | 159763 | 16 11 59 -19 27 00 | MTL 2 CD | 2019 | 110 | 55 | 2.4 | 6.60 | 7.23 | 0.63 |
Common name | Jabbah | Constellation | Scorpius | SAO | 159764 | HIP | 79374 | ||||
Tycho2 | 6209-01537-1 | Gaia DR2 | 6245697981070158080 | HD | 145502 | HR | 6027 | ||||
GC | 21773 | ADS | 9951 | BD | BD-19 4333 | Bayer | Nu Scorpii | ||||
Bayer name | Nu Sco | Flamsteed | 14 Scorpii | Flamsteed name | 14 Sco | Distance | 145.35 | ||||
Distance ly | 474.13 | Bayer greek | ν Sco |
Period (P) | 10.06y | ± 0.12 | Periastron (T) | 2015y | ± 2.5 | Semi-major axis (a) | 0.073a | ± 0.068 |
Eccentricity (e) | 0.92 | Inclination (i) | 89.7° | ± 1.5 | Longitude of periastron (ω) | 118.9° | ± 39 | |
Node (Ω) | 346.4° | ± 2.5 | Notes | n | Reference | Tok2021f | ||
Equinox | Last observation | 2021 | 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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