20509+0101 RST 5472 AB

 
 
20h 50m 54.67s +01° 01' 11.9" P.A. 77.00 sep 3.7 mag 9.91,12.60
 
 
Coord 2000 20509+0101 Discov num RST5472 Comp AB Coord arcsec 2000 20 50 54.67 +01 01 11.9
Date first 1946 Date last 2016 Obs 5
Pa first 79 Pa last 77.1 P.A. Now (θ) 77.1°
Sep first 3.3 Sep last 3.663 Sep. Now (ρ) 3.663"
Mag pri 9.91 Mag sec 12.60 delta mag (ΔM) 2.69 Spectral class
Pri motion ra -020 Sec motion ra
Pri motion dec -156 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
20509+0101 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 20 50 55 +01 01 12 TDT 2577 Aa,Ab 1991 1 104 0.5 10.56 10.57 0.01
Show 20 50 55 +01 01 12 RST 5472 AB 2016 5 77 3.7 9.91 12.60 2.69 <===
Triple system
2 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Aquarius Tycho2 0512-01429-1 Gaia DR2 4228484127131881344