19555+3919 SEI 733 AC

 
 
19h 55m 31.44s +39 18' 46.5" P.A. 142.00 sep 23.4 mag 12.10,12.40
 
 
Coord 2000 19555+3919 Discov num SEI 733 Comp AC Coord arcsec 2000 19 55 31.44 +39 18 46.5
Date first 1896 Date last 2015 Obs 7
Pa first 143 Pa last 141.9 P.A. Now (θ) 141.9°
Sep first 23.3 Sep last 23.436 Sep. Now (ρ) 23.436"
Mag pri 12.10 Mag sec 12.40 delta mag (ΔM) 0.3 Spectral class
Pri motion ra -006 Sec motion ra -008
Pri motion dec -010 Sec motion dec -009
Notes
rPM=0.186 (< 0.3, Physical double)
This double is physical.
 
 
19555+3919 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 19 55 31 +39 18 46 TDT 1852 AB 1991 1 32 2.1 12.10 12.17 0.07
Show 19 55 31 +39 18 46 SEI 733 AC 2015 7 142 23.4 12.10 12.40 0.30 <===
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3137-00885-1 Gaia DR2 2072636391129013888