21028+3534 BTG 6 BC

 
 
21h 02m 45.85s +35° 33' 36.0" P.A. 235.00 sep 10.6 mag 11.50,12.70
 
 
Coord 2000 21028+3534 Discov num BTG   6 Comp BC Coord arcsec 2000 21 02 45.85 +35 33 36.0
Date first 1896 Date last 2020 Obs 11
Pa first 241 Pa last 235.4 P.A. Now (θ) 235.4°
Sep first 10.6 Sep last 10.579 Sep. Now (ρ) 10.579"
Mag pri 11.50 Mag sec 12.70 delta mag (ΔM) 1.2 Spectral class
Pri motion ra -005 Sec motion ra +002
Pri motion dec +007 Sec motion dec -002
Notes N R (See Notes, Red magnitudes)
rPM=1.325
This double is not physical.
 
 
21028+3534 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 21 02 46 +35 33 30 SEI 1375 AB 2020 14 339 6.5 12.30 11.50 0.80
Show 21 02 46 +35 33 30 SEI 1376 AC 2020 11 270 11.1 12.30 12.70 0.40
Show 21 02 46 +35 33 36 BTG 6 BC 2020 11 235 10.6 11.50 12.70 1.20 <===
Show 21 02 46 +35 33 36 BTG 6 BD 2020 8 274 15.9 11.50 14.20 2.70
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Gaia DR2 1868182788042313856