20439+3119 ES 366

20^h 43^m 53.36^s +31° 19' 10.4" P.A. 128.00 sep 4.4 mag 10.10,13.27 Sp K8 dist. 46.47 pc (151.59 l.y.)

Coord 2000	20439+3119	Discov num	ES 366	Comp		Coord arcsec 2000	20 43 53.36 +31 19 10.4
Date first	1906	Date last	2015	Obs	6
Pa first	123	Pa last	127.5	P.A. Now (θ)	127.5°
Sep first	3.3	Sep last	4.443	Sep. Now (ρ)	4.443"
Mag pri	10.10	Mag sec	13.27	delta mag (ΔM)	3.17	Spectral class	K8 (yellow-orange)
Pri motion ra	+012	Sec motion ra	+012
Pri motion dec	-003	Sec motion dec	-005
Notes	N V (See Notes, Proper motion indicates physical)

rPM=0.154 (< 0.3, Physical double)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation	Cygnus		HIP	102320		Tycho2	2687-00546-1		Gaia DR2	1859794819994855936
HD	335007		BD	BD+30 4155		Distance	46.47		Distance ly	151.59