20199-3938 UC 4148

20^h 19^m 55.18^s -39° 38' 19.1" P.A. 227.00 sep 39.2 mag 10.40,16.20

Coord 2000	20199-3938	Discov num	UC 4148	Comp		Coord arcsec 2000	20 19 55.18 -39 38 19.1
Date first	1998	Date last	2015	Obs	4
Pa first	225	Pa last	227	P.A. Now (θ)	227°
Sep first	38.8	Sep last	39.2	Sep. Now (ρ)	39.2"
Mag pri	10.40	Mag sec	16.20	delta mag (ΔM)	5.8	Spectral class
Pri motion ra	+044	Sec motion ra	+046
Pri motion dec	-027	Sec motion dec	-022
Notes	V (Proper motion indicates physical)

rPM=0.104 (< 0.3, Physical double)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Precise pa	226.8		Precise sep	39.176		Constellation	Sagittarius		SAO	212004
Tycho2	7952-01797-1		Gaia DR2	6692991165360280064

WDS HISTORIC DATA

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