18055-6312 UC 3491 AB (HD 164444)

 
 
18h 05m 30.73s -63 11' 39.1" P.A. 138.00 sep 44.1 mag 8.30,12.12 Sp G5V dist. 72.83 pc (237.57 l.y.)
 
 
Coord 2000 18055-6312 Discov num UC 3491 Comp AB Coord arcsec 2000 18 05 30.73 -63 11 39.1
Date first 1998 Date last 2015 Obs 3
Pa first 140 Pa last 137.8 P.A. Now (θ) 137.8°
Sep first 44.7 Sep last 44.063 Sep. Now (ρ) 44.063"
Mag pri 8.30 Mag sec 12.12 delta mag (ΔM) 3.82 Spectral class G5V (yellow)
Pri motion ra -030 Sec motion ra -036
Pri motion dec -087 Sec motion dec -099
Notes V (Proper motion indicates physical)
rPM=0.127 (< 0.3, Physical double)
This double is physical.
 
 
18055-6312 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 254132 18 05 31 -63 11 39 RST 959 Aa,Ab 2019 8 105 0.4 8.30 9.08 0.78 Y
Show HD 164444 254132 18 05 31 -63 11 39 UC 3491 AB 2015 3 138 44.1 8.30 12.12 3.82 <===
Triple system
2 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 164444 Constellation Pavo SAO 254132 HIP 88607
Tycho2 9059-00705-1 Gaia DR2 6630829622654095872 HD 164444 CP CP-63 4275
Distance 72.83 Distance ly 237.57