19465-2131 BU 467 (HD 186666)

 
 
19h 46m 30.41s -21 31' 22.9" P.A. 137.00 sep 3.7 mag 7.68,9.91 Sp kA8hF1mF3 dist. 96.71 pc (315.47 l.y.)
 
 
Coord 2000 19465-2131 Discov num BU  467 Comp Coord arcsec 2000 19 46 30.41 -21 31 22.9
Date first 1877 Date last 2016 Obs 23
Pa first 140 Pa last 137.4 P.A. Now (θ) 137.4°
Sep first 1.8 Sep last 3.72 Sep. Now (ρ) 3.72"
Mag pri 7.68 Mag sec 9.91 delta mag (ΔM) 2.23 Spectral class kA8hF1mF3
Pri motion ra +042 Sec motion ra +049
Pri motion dec -009 Sec motion dec -016
Notes
rPM=0.192 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 186666 Constellation Sagittarius SAO 188551 HIP 97301
Tycho2 6324-01011-1 Gaia DR2 6865066453096640896 HD 186666 ADS 12887
BD BD-21 5510 Distance 96.71 Distance ly 315.47