Coord 2000 | 16571-1932 | Discov num | SHJ 240 | Comp | AB | Coord arcsec 2000 | 16 57 04.00 -19 32 23.5 | ||||
Date first | 1833 | Date last | 2019 | Obs | 66 | ||||||
Pa first | 231 | Pa last | 233.4 | P.A. Now (θ) | 233.4° | ||||||
Sep first | 5.8 | Sep last | 4.381 | Sep. Now (ρ) | 4.381" | ||||||
Mag pri | 6.59 | Mag sec | 7.59 | delta mag (ΔM) | 1 | Spectral class | B6V+B7V (blue-white/blue-white) | ||||
Pri motion ra | -019 | Sec motion ra | -019 | ||||||||
Pri motion dec | -007 | Sec motion dec | -007 | ||||||||
Notes |
Show | name | SAO | coord | wds_name | last | obs | pa | sep | mag1 | mag2 | d_mag | orb | current |
Show | HD 152909 | 160180 | 16 57 04 -19 32 24 | SHJ 240 AB | 2019 | 66 | 233 | 4.4 | 6.59 | 7.59 | 1.00 | <=== | |
Show | 160180 | 16 57 04 -19 32 23 | OCC 940 Ba,Bb | 1995 | 0 | -1 | 0.0 | 7.70 | 8.30 | 0.60 |
Name | HD 152909 | Constellation | Ophiuchus | SAO | 160180 | HIP | 82951 | ||||
Tycho2 | 6227-02897-2 | Gaia DR2 | 4129004816188519424 | HD | 152909 | HR | 6294 | ||||
ADS | 10266 | BD | BD-19 4471 | Distance | 177.62 | Distance ly | 579.4 |