20174-4750 UC 4139

 
 
20h 17m 22.17s -47 49' 59.8" P.A. 4.00 sep 30.2 mag 12.80,15.10
 
 
Coord 2000 20174-4750 Discov num UC 4139 Comp Coord arcsec 2000 20 17 22.17 -47 49 59.8
Date first 1996 Date last 2016 Obs 8
Pa first 4 Pa last 4 P.A. Now (θ)
Sep first 30.2 Sep last 30.187 Sep. Now (ρ) 30.187"
Mag pri 12.80 Mag sec 15.10 delta mag (ΔM) 2.3 Spectral class
Pri motion ra +008 Sec motion ra +005
Pri motion dec -074 Sec motion dec -072
Notes V R (Proper motion indicates physical, Red magnitudes)
rPM=0.048 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Telescopium Gaia DR2 6668970512785444096