01398-2031 DON 21

 
 
01h 39m 50.42s -20 31' 03.4" P.A. 353.00 sep 2.7 mag 9.60,14.00 Sp F5 dist. 243.9 pc (795.6 l.y.)
 
 
Coord 2000 01398-2031 Discov num DON  21 Comp Coord arcsec 2000 01 39 50.42 -20 31 03.4
Date first 1929 Date last 2016 Obs 5
Pa first 346 Pa last 353.2 P.A. Now (θ) 353.2°
Sep first 2.0 Sep last 2.734 Sep. Now (ρ) 2.734"
Mag pri 9.60 Mag sec 14.00 delta mag (ΔM) 4.4 Spectral class F5 (yellow-white)
Pri motion ra +055 Sec motion ra
Pri motion dec +000 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cetus SAO 167206 HIP 7754 Tycho2 5857-00109-1
Gaia DR2 5138957339219306368 HD 10246 BD BD-21 274 Distance 243.9
Distance ly 795.6