20487+5155 STF 2732 (HD 198513)

 
 
20h 48m 42.74s +51° 54' 37.1" P.A. 73.00 sep 4.3 mag 6.38,8.63 Sp B8np dist. 222.72 pc (726.51 l.y.)
 
 
Coord 2000 20487+5155 Discov num STF2732 Comp Coord arcsec 2000 20 48 42.74 +51 54 37.1
Date first 1825 Date last 2016 Obs 45
Pa first 75 Pa last 72.6 P.A. Now (θ) 72.6°
Sep first 4.4 Sep last 4.269 Sep. Now (ρ) 4.269"
Mag pri 6.38 Mag sec 8.63 delta mag (ΔM) 2.25 Spectral class B8np (blue-white)
Pri motion ra -001 Sec motion ra +006
Pri motion dec -004 Sec motion dec +002
Notes N (See Notes)
rPM=1.458
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 198513 Constellation Cygnus SAO 32908 HIP 102712
Tycho2 3586-02802-1 Gaia DR2 2182038622709013120 HD 198513 HR 7978
GC 29033 ADS 14336 BD BD+51 2957 Distance 222.72
Distance ly 726.51