18217+3821 TDT 815

 
 
18h 21m 43.62s +38° 20' 57.6" P.A. 88.00 sep 0.8 mag 11.29,11.54
 
 
Coord 2000 18217+3821 Discov num TDT 815 Comp Coord arcsec 2000 18 21 43.62 +38 20 57.6
Date first 1991 Date last 1991 Obs 1
Pa first 88 Pa last 87.8 P.A. Now (θ) 87.8°
Sep first 0.8 Sep last 0.78 Sep. Now (ρ) 0.78"
Mag pri 11.29 Mag sec 11.54 delta mag (ΔM) 0.25 Spectral class
Pri motion ra -013 Sec motion ra -013
Pri motion dec -007 Sec motion dec -007
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Lyra Tycho2 3104-01413-1 Gaia DR2 2108236893983004800