18215+3016 UC 3558

 
 
18h 21m 32.51s +30 16' 09.3" P.A. 268.00 sep 45.1 mag 15.40,15.60
 
 
Coord 2000 18215+3016 Discov num UC 3558 Comp Coord arcsec 2000 18 21 32.51 +30 16 09.3
Date first 1998 Date last 2015 Obs 4
Pa first 269 Pa last 268.2 P.A. Now (θ) 268.2°
Sep first 44.7 Sep last 45.105 Sep. Now (ρ) 45.105"
Mag pri 15.40 Mag sec 15.60 delta mag (ΔM) 0.2 Spectral class
Pri motion ra -045 Sec motion ra -030
Pri motion dec -044 Sec motion dec -049
Notes V R (Proper motion indicates physical, Red magnitudes)
rPM=0.251 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Lyra Gaia DR2 4591438894059058944