18069+4647 ES 1157 BC

18h 06m 54.12s +46° 46' 13.5" P.A. 11.00 sep 2.8 mag 11.29,12.00

Coord 2000 18069+4647 Discov num ES 1157 Comp BC Coord arcsec 2000 18 06 54.12 +46 46 13.5
Date first 1912 Date last 2017 Obs 5
Pa first 16 Pa last 10.5 P.A. Now (θ) 10.5°
Sep first 4.5 Sep last 2.803 Sep. Now (ρ) 2.803"
Mag pri 11.29 Mag sec 12.00 delta mag (ΔM) 0.71 Spectral class
Pri motion ra -004 Sec motion ra
Pri motion dec -026 Sec motion dec
Notes U (Proper motion indicates non-physical)




This double is not physical.



18069+4647 SYSTEM COMPONENTS

Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 166118 47227 18 06 54 +46 46 42 ES 1157 AB 2018 11 178 29.3 8.42 11.29 2.87
Show 47227 18 06 54 +46 46 42 ES 1157 AD 2017 12 236 49.7 8.36 11.65 3.29
Show 18 06 54 +46 46 14 ES 1157 BC 2017 5 11 2.8 11.29 12.00 0.71 <===


Quadruple system
4 estimated visually detectable stars in this system



OTHER CATALOGS AND DESIGNATIONS

Constellation Hercules HIP 88734 Gaia DR2 2116371557743426432