20174-4750 UC 4139

20^h 17^m 22.17^s -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)	4°
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