21124+3810 GUR 9 AC

 
 
21h 12m 20.79s +38° 10' 02.6" P.A. 112.00 sep 16.9 mag 9.92,13.20
 
 
Coord 2000 21124+3810 Discov num GUR   9 Comp AC Coord arcsec 2000 21 12 20.79 +38 10 02.6
Date first 1998 Date last 2015 Obs 7
Pa first 112 Pa last 111.8 P.A. Now (θ) 111.8°
Sep first 17.0 Sep last 16.87 Sep. Now (ρ) 16.87"
Mag pri 9.92 Mag sec 13.20 delta mag (ΔM) 3.28 Spectral class
Pri motion ra -001 Sec motion ra
Pri motion dec -004 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
21124+3810 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 21 12 21 +38 10 03 COU 1971 AB 2014 4 283 0.6 10.00 13.00 3.00
Show 21 12 21 +38 10 03 GUR 9 AC 2015 7 112 16.9 9.92 13.20 3.28 <===
Show 21 12 21 +38 10 03 GUR 9 AD 2015 7 64 9.8 9.92 14.90 4.98
Show 21 12 21 +38 10 03 GUR 9 AE 2015 7 75 18.4 9.92 15.40 5.48
Quintuple system
5 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3169-01502-1 Gaia DR2 1868920938302347648