18021-6227 I 618 AB (HD 163785)

 
 
18h 02m 07.32s -62° 26' 51.5" P.A. 353.00 sep 3.2 mag 8.98,11.49 Sp G8/K0III dist. 390.63 pc (1274.24 l.y.)
 
 
Coord 2000 18021-6227 Discov num I   618 Comp AB Coord arcsec 2000 18 02 07.32 -62 26 51.5
Date first 1909 Date last 2020 Obs 7
Pa first 0 Pa last 353.1 P.A. Now (θ) 353.1°
Sep first 1.7 Sep last 3.208 Sep. Now (ρ) 3.208"
Mag pri 8.98 Mag sec 11.49 delta mag (ΔM) 2.51 Spectral class G8/K0III (yellow)
Pri motion ra -002 Sec motion ra +000
Pri motion dec -032 Sec motion dec -024
Notes
rPM=0.257 (< 0.3, Physical double)
This double is physical.
 
 
18021-6227 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 163785 254112 18 02 07 -62 26 52 I 618 AB 2020 7 353 3.2 8.98 11.49 2.51 <===
Show 254112 18 02 07 -62 26 52 I 618 AC 2020 7 34 23.5 8.98 11.50 2.52
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 163785 Constellation Pavo SAO 254112 HIP 88311
Tycho2 9059-01352-1 Gaia DR2 6634088055420510976 HD 163785 CP CP-62 5770
Distance 390.63 Distance ly 1274.24