20172+0452 UC 4137

 
 
20h 17m 12.08s +04 51' 38.2" P.A. 270.00 sep 15.2 mag 12.62,14.54
 
 
Coord 2000 20172+0452 Discov num UC 4137 Comp Coord arcsec 2000 20 17 12.08 +04 51 38.2
Date first 2000 Date last 2015 Obs 7
Pa first 270 Pa last 269.9 P.A. Now (θ) 269.9°
Sep first 15.6 Sep last 15.213 Sep. Now (ρ) 15.213"
Mag pri 12.62 Mag sec 14.54 delta mag (ΔM) 1.92 Spectral class
Pri motion ra -023 Sec motion ra -015
Pri motion dec -071 Sec motion dec -068
Notes V (Proper motion indicates physical)
rPM=0.114 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Aquila Gaia DR2 4246136713303021696