21093+2140 UC 4391

21h 09m 18.14s +21° 40' 04.6" P.A. 144.00 sep 54.8 mag 15.40,16.10

Coord 2000 21093+2140 Discov num UC 4391 Comp Coord arcsec 2000 21 09 18.14 +21 40 04.6
Date first 1999 Date last 2015 Obs 4
Pa first 144 Pa last 143.6 P.A. Now (θ) 143.6°
Sep first 54.7 Sep last 54.785 Sep. Now (ρ) 54.785"
Mag pri 15.40 Mag sec 16.10 delta mag (ΔM) 0.7 Spectral class
Pri motion ra -061 Sec motion ra -060
Pri motion dec +028 Sec motion dec +045
Notes V (Proper motion indicates physical)




rPM=0.227 (< 0.3, Physical double)

This double is physical.



OTHER CATALOGS AND DESIGNATIONS

Constellation Vulpecula Gaia DR2 1838184430038651776