21449+4824 SLN 42

21h 44m 56.12s +48° 23' 52.9" P.A. 120.00 sep 14.6 mag 19.00,19.60

Coord 2000 21449+4824 Discov num SLN  42 Comp Coord arcsec 2000 21 44 56.12 +48 23 52.9
Date first 2004 Date last 2016 Obs 3
Pa first 120 Pa last 120.3 P.A. Now (θ) 120.3°
Sep first 14.7 Sep last 14.625 Sep. Now (ρ) 14.625"
Mag pri 19.00 Mag sec 19.60 delta mag (ΔM) 0.6 Spectral class
Pri motion ra +020 Sec motion ra
Pri motion dec -006 Sec motion dec
Notes V R (Proper motion indicates physical, Red magnitudes)




This double is physical.



OTHER CATALOGS AND DESIGNATIONS

Constellation Cygnus Gaia DR2 1978071686667015936