18094+3144 A 237 AD

 
 
18h 09m 23.73s +31° 44' 23.0" P.A. 221.00 sep 101.8 mag 10.09,12.90 Sp F8
 
 
Coord 2000 18094+3144 Discov num A   237 Comp AD Coord arcsec 2000 18 09 23.73 +31 44 23.0
Date first 1908 Date last 2015 Obs 6
Pa first 222 Pa last 221 P.A. Now (θ) 221°
Sep first 102.7 Sep last 101.836 Sep. Now (ρ) 101.836"
Mag pri 10.09 Mag sec 12.90 delta mag (ΔM) 2.81 Spectral class F8 (yellow-white)
Pri motion ra -037 Sec motion ra +002
Pri motion dec +001 Sec motion dec -003
Notes
rPM=1.059
This double is not physical.
 
 
18094+3144 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 18 09 24 +31 44 23 A 237 AB 2018 19 103 2.2 10.09 10.89 0.80
Show 18 09 24 +31 44 23 A 237 AC 2015 6 358 28.7 10.09 14.00 3.91
Show 18 09 24 +31 44 23 A 237 AD 2015 6 221 101.8 10.09 12.90 2.81 <===
Show 18 09 24 +31 44 23 DAM 807 AF 2015 2 63 10.6 10.09 14.90 4.81
Show 18 09 18 +31 43 06 A 237 DE 2016 11 308 8.2 13.10 13.60 0.50
Sextuple system
6 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Hercules Tycho2 2622-00413-1 Gaia DR2 4591256203329649024