18543+4444 DEA 164

18h 54m 18.54s +44° 44' 13.4" P.A. 221.00 sep 8.2 mag 15.80,18.50

Coord 2000 18543+4444 Discov num DEA 164 Comp Coord arcsec 2000 18 54 18.54 +44 44 13.4
Date first 1998 Date last 2016 Obs 7
Pa first 221 Pa last 221 P.A. Now (θ) 221°
Sep first 8.1 Sep last 8.175 Sep. Now (ρ) 8.175"
Mag pri 15.80 Mag sec 18.50 delta mag (ΔM) 2.7 Spectral class
Pri motion ra -006 Sec motion ra -006
Pri motion dec -009 Sec motion dec -011
Notes V (Proper motion indicates physical)




rPM=0.16 (< 0.3, Physical double)

This double is physical.



OTHER CATALOGS AND DESIGNATIONS

Constellation Lyra Gaia DR2 2106695168223878656