20467-3336 SKF 2090 AC (HD 197730)

 
 
20h 46m 39.79s -33° 36' 14.7" P.A. 190.00 sep 88.1 mag 9.10,11.50 Sp K1IV/V+.. dist. 94.07 pc (306.86 l.y.)
 
 
Coord 2000 20467-3336 Discov num SKF2090 Comp AC Coord arcsec 2000 20 46 39.79 -33 36 14.7
Date first 1911 Date last 2015 Obs 11
Pa first 190 Pa last 189.8 P.A. Now (θ) 189.8°
Sep first 88.4 Sep last 88.131 Sep. Now (ρ) 88.131"
Mag pri 9.10 Mag sec 11.50 delta mag (ΔM) 2.4 Spectral class K1IV/V+.. (yellow-orange)
Pri motion ra +039 Sec motion ra +038
Pri motion dec -023 Sec motion dec -022
Notes
rPM=0.031 (< 0.3, Physical double)
This double is physical.
 
 
20467-3336 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 212423 20 46 40 -33 36 15 HDS 2960 AB 2014 2 158 0.2 9.70 10.15 0.45
Show HD 197730 212423 20 46 40 -33 36 15 SKF 2090 AC 2015 11 190 88.1 9.10 11.50 2.40 <===
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 197730 Constellation Microscopium SAO 212423 HIP 102533
Tycho2 7461-01147-1 Gaia DR2 6780117360099223552 HD 197730 CD CD-3414622
CP CP-34 8790 Distance 94.07 Distance ly 306.86