18520+1705 COU 720 (HD 229800)

 
 
18h 51m 57.61s +17° 05' 06.6" P.A. 194.00 sep 4.5 mag 9.10,12.40 Sp G5
 
 
Coord 2000 18520+1705 Discov num COU 720 Comp Coord arcsec 2000 18 51 57.61 +17 05 06.6
Date first 1971 Date last 2016 Obs 4
Pa first 194 Pa last 193.9 P.A. Now (θ) 193.9°
Sep first 4.1 Sep last 4.514 Sep. Now (ρ) 4.514"
Mag pri 9.10 Mag sec 12.40 delta mag (ΔM) 3.3 Spectral class G5 (yellow)
Pri motion ra +033 Sec motion ra
Pri motion dec -034 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 229800 Constellation Hercules SAO 104195 Tycho2 1588-01887-1
Gaia DR2 4511157502822049792 HD 229800