21300+3941 KPP 495

21^h 29^m 59.92^s +39° 40' 59.2" P.A. 150.00 sep 3.9 mag 13.20,13.60

Coord 2000	21300+3941	Discov num	KPP 495	Comp		Coord arcsec 2000	21 29 59.92 +39 40 59.2
Date first	2000	Date last	2015	Obs	4
Pa first	150	Pa last	150.1	P.A. Now (θ)	150.1°
Sep first	4.0	Sep last	3.944	Sep. Now (ρ)	3.944"
Mag pri	13.20	Mag sec	13.60	delta mag (ΔM)	0.4	Spectral class
Pri motion ra	-018	Sec motion ra	-017
Pri motion dec	-013	Sec motion dec	-014
Notes	V (Proper motion indicates physical)

rPM=0.064 (< 0.3, Physical double)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Cygnus

Gaia DR2

1964620158332967680