18317+2310 HU 321 AB (HD 342464)

 
 
18h 31m 41.82s +23° 09' 40.2" P.A. 21.00 sep 20.6 mag 9.60,11.10 Sp G5
 
 
Coord 2000 18317+2310 Discov num HU  321 Comp AB Coord arcsec 2000 18 31 41.82 +23 09 40.2
Date first 1901 Date last 2015 Obs 33
Pa first 342 Pa last 21.1 P.A. Now (θ) 21.1°
Sep first 4.3 Sep last 20.567 Sep. Now (ρ) 20.567"
Mag pri 9.60 Mag sec 11.10 delta mag (ΔM) 1.5 Spectral class G5 (yellow)
Pri motion ra -069 Sec motion ra +006
Pri motion dec -122 Sec motion dec +010
Notes N L (See Notes, Linear solution)
rPM=1.083
This double is not physical.
 
 
18317+2310 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 342464 18 31 42 +23 09 40 HU 321 AB 2015 33 21 20.6 9.60 11.10 1.50 <===
Show 18 31 42 +23 09 40 HU 321 AC 2015 20 342 74.4 9.60 12.10 2.50
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 342464 Constellation Hercules Tycho2 2106-00298-1 Gaia DR2 4535447329570405632
HD 342464