21373+5244 A 1700 BD

21h 37m 16.54s +52° 44' 21.9" P.A. 246.00 sep 7.2 mag 10.80,14.30 Sp A0

Coord 2000 21373+5244 Discov num A  1700 Comp BD Coord arcsec 2000 21 37 16.54 +52 44 21.9
Date first 1907 Date last 2015 Obs 6
Pa first 247 Pa last 245.9 P.A. Now (θ) 245.9°
Sep first 7.1 Sep last 7.185 Sep. Now (ρ) 7.185"
Mag pri 10.80 Mag sec 14.30 delta mag (ΔM) 3.5 Spectral class A0 (white)
Pri motion ra +045 Sec motion ra
Pri motion dec +010 Sec motion dec
Notes U R (Proper motion indicates non-physical, Red magnitudes)




This double is not physical.



21373+5244 SYSTEM COMPONENTS

Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 235563 33588 21 37 17 +52 44 20 A 1700 AB 2016 9 296 5.0 10.00 10.80 0.80
Show 33588 21 37 17 +52 44 20 A 1700 AC 2015 5 214 5.1 10.00 16.20 6.20
Show 33588 21 37 17 +52 44 20 ABH 147 AE 2015 4 252 48.9 9.59 13.95 4.36
Show 33588 21 37 17 +52 44 20 ABH 147 AF 2015 7 213 79.1 9.59 12.17 2.58
Show 33588 21 37 17 +52 44 20 ABH 147 AG 2015 7 80 43.8 9.59 14.15 4.56
Show 21 37 17 +52 44 22 A 1700 BD 2015 6 246 7.2 10.80 14.30 3.50 <===


Septuple system
7 estimated visually detectable stars in this system



OTHER CATALOGS AND DESIGNATIONS

Constellation Cygnus Gaia DR2 2173358562519657216