19501+4748 AG  240

Coord 2000	19501+4748		Discov num	AG  240		Comp			Coord arcsec 2000	19 50 07.05 +47 48 23.3
Date first	1898		Date last	2015		Obs	22
Pa first	257		Pa last	255		P.A. Now (θ)	255°
Sep first	14.6		Sep last	14.6		Sep. Now (ρ)	14.6"
Mag pri	9.63		Mag sec	9.74		delta mag (ΔM)	0.11		Spectral class	A2 (white)
Pri motion ra	-003		Sec motion ra	-003
Pri motion dec	-018		Sec motion dec	-018
Notes	V W (Proper motion indicates physical, )

This double is physical.

Precise pa	255.2		Precise sep	14.567		Constellation	Cygnus		SAO	48886
Tycho2	3561-02132-1		Gaia DR2	06165877376

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
19501+4748	AG 240		2005	13	257	13.8	9.63	9.74	A2	D	195007.05+474823.3
19501+4748	AG 240		2013	15	255	14.5	9.63	9.74	A2	V	195007.05+474823.3
19501+4748	AG 240		2015	18	255	14.5	9.63	9.74	A2	VW	195007.05+474823.3

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