20168+3731 ARY 25 (HD 228721)

 
 
20h 16m 52.85s +37 31' 04.7" P.A. 293.00 sep 147.1 mag 8.65,8.72 Sp G9.5IIIb
 
 
Coord 2000 20168+3731 Discov num ARY  25 Comp Coord arcsec 2000 20 16 52.85 +37 31 04.7
Date first 1896 Date last 2022 Obs 20
Pa first 295 Pa last 293.2 P.A. Now (θ) 293.2°
Sep first 144.8 Sep last 147.08 Sep. Now (ρ) 147.08"
Mag pri 8.65 Mag sec 8.72 delta mag (ΔM) 0.07 Spectral class G9.5IIIb (yellow)
Pri motion ra +026 Sec motion ra +000
Pri motion dec +000 Sec motion dec -005
Notes
rPM=1.018
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 228721 Constellation Cygnus SAO 69750 Tycho2 3151-00943-1
Gaia DR2 2060665733151845120 HD 228721