21101+4359 HJ 1618 BC

 
 
21h 10m 04.99s +43° 59' 01.8" P.A. 132.00 sep 2.9 mag 11.20,12.20
 
 
Coord 2000 21101+4359 Discov num HJ 1618 Comp BC Coord arcsec 2000 21 10 04.99 +43 59 01.8
Date first 1902 Date last 2015 Obs 6
Pa first 133 Pa last 132.4 P.A. Now (θ) 132.4°
Sep first 2.9 Sep last 2.865 Sep. Now (ρ) 2.865"
Mag pri 11.20 Mag sec 12.20 delta mag (ΔM) 1 Spectral class
Pri motion ra -014 Sec motion ra
Pri motion dec +004 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
21101+4359 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 201734 50525 21 10 05 +43 59 23 HJ 1618 AB 2015 9 174 21.7 8.27 11.20 2.93
Show 21 10 05 +43 59 02 HJ 1618 BC 2015 6 132 2.9 11.20 12.20 1.00 <===
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Gaia DR2 1970259523415834368