21232-8703 HJ 5192 AB,C (HD 198477)

 
 
21h 23m 09.94s -87° 03' 08.4" P.A. 318.00 sep 17.9 mag 8.82,9.02 Sp G8:III dist. 33.07 pc (107.87 l.y.)
 
 
Coord 2000 21232-8703 Discov num HJ 5192 Comp AB,C Coord arcsec 2000 21 23 09.94 -87 03 08.4
Date first 1837 Date last 2000 Obs 18
Pa first 327 Pa last 318.4 P.A. Now (θ) 318.4°
Sep first 21.0 Sep last 17.91 Sep. Now (ρ) 17.91"
Mag pri 8.82 Mag sec 9.02 delta mag (ΔM) 0.2 Spectral class G8:III (yellow)
Pri motion ra +125 Sec motion ra +129
Pri motion dec -089 Sec motion dec -092
Notes V (Proper motion indicates physical)
rPM=0.032 (< 0.3, Physical double)
This double is physical.
 
 
21232-8703 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 21 23 10 -87 03 08 I 337 AB 2017 6 99 0.2 9.10 10.10 1.00 Y
Show HD 198477 21 23 10 -87 03 08 HJ 5192 AB,C 2000 18 318 17.9 8.82 9.02 0.20 <===
Show 21 23 10 -87 03 08 I 337 AD 2000 3 88 29.4 9.30 12.76 3.46
Quadruple system
5 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 198477 Constellation Octans HIP 105585 Tycho2 9532-00510-1
Gaia DR2 6342009495947839744 HD 198477 CP CP-87 303 Distance 33.07
Distance ly 107.87