19517+4003 COU 2531 AB

 
 
19h 51m 42.70s +40° 03' 17.5" P.A. 112.00 sep 0.1 mag 9.60,9.60 Sp A0
 
 
Coord 2000 19517+4003 Discov num COU2531 Comp AB Coord arcsec 2000 19 51 42.70 +40 03 17.5
Date first 1988 Date last 1992 Obs 2
Pa first 45 Pa last 112 P.A. Now (θ) 112°
Sep first 0.1 Sep last 0.094 Sep. Now (ρ) 0.094"
Mag pri 9.60 Mag sec 9.60 delta mag (ΔM) 0 Spectral class A0 (white)
Pri motion ra -003 Sec motion ra
Pri motion dec +001 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
19517+4003 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 19 51 43 +40 03 18 COU 2531 AB 1992 2 112 0.1 9.60 9.60 0.00 <===
Show 19 51 43 +40 03 18 GII 34 AB,C 2010 1 247 3.2 9.40 17.10 7.70
Triple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3141-00183-1 Gaia DR2 2073664327103160960