18533+4030 DEA 143

 
 
18h 53m 21.09s +40° 30' 04.4" P.A. 23.00 sep 7.7 mag 11.30,17.80
 
 
Coord 2000 18533+4030 Discov num DEA 143 Comp Coord arcsec 2000 18 53 21.09 +40 30 04.4
Date first 1999 Date last 2015 Obs 7
Pa first 24 Pa last 22.7 P.A. Now (θ) 22.7°
Sep first 7.7 Sep last 7.721 Sep. Now (ρ) 7.721"
Mag pri 11.30 Mag sec 17.80 delta mag (ΔM) 6.5 Spectral class
Pri motion ra -064 Sec motion ra -059
Pri motion dec -008 Sec motion dec -007
Notes V (Proper motion indicates physical)
rPM=0.079 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Lyra Tycho2 3123-01120-1 Gaia DR2 2103575892395095040