21372+4739 BEM 39 AB

 
 
21h 37m 12.34s +47° 39' 14.1" P.A. 329.00 sep 15.7 mag 10.06,11.20
 
 
Coord 2000 21372+4739 Discov num BEM  39 Comp AB Coord arcsec 2000 21 37 12.34 +47 39 14.1
Date first 1894 Date last 2016 Obs 12
Pa first 333 Pa last 328.7 P.A. Now (θ) 328.7°
Sep first 17.4 Sep last 15.678 Sep. Now (ρ) 15.678"
Mag pri 10.06 Mag sec 11.20 delta mag (ΔM) 1.14 Spectral class
Pri motion ra +002 Sec motion ra +000
Pri motion dec -002 Sec motion dec +001
Notes
rPM=1.275
This double is not physical.
 
 
21372+4739 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 21 37 12 +47 39 14 BEM 39 AB 2016 12 329 15.7 10.06 11.20 1.14 <===
Show 21 37 12 +47 39 14 BEM 39 AD 2016 10 7 25.9 10.06 13.10 3.04
Show 21 37 12 +47 39 14 BEM 39 AE 2016 10 124 25.1 10.06 13.16 3.10
Show 21 37 11 +47 39 28 BEM 39 BC 2016 10 124 6.5 11.20 12.70 1.50
Quintuple system
5 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3595-02330-1 Gaia DR2 1977626904164861440