21107+1038 LEP 172

21h 10m 43.45s +10° 38' 28.1" P.A. 11.00 sep 4.7 mag 16.80,17.50

Coord 2000 21107+1038 Discov num LEP 172 Comp Coord arcsec 2000 21 10 43.45 +10 38 28.1
Date first 1951 Date last 2016 Obs 8
Pa first 13 Pa last 11.1 P.A. Now (θ) 11.1°
Sep first 4.5 Sep last 4.658 Sep. Now (ρ) 4.658"
Mag pri 16.80 Mag sec 17.50 delta mag (ΔM) 0.7 Spectral class
Pri motion ra -020 Sec motion ra -023
Pri motion dec -222 Sec motion dec -231
Notes V (Proper motion indicates physical)




rPM=0.041 (< 0.3, Physical double)

This double is physical.



OTHER CATALOGS AND DESIGNATIONS

Constellation Equuleus Gaia DR2 1744719451982132224