19522+4518 SMA 106

Coord 2000	19522+4518		Discov num	SMA 106		Comp			Coord arcsec 2000	19 52 10.99 +45 17 29.6
Date first	1921		Date last	2007		Obs	4
Pa first	253		Pa last	254		P.A. Now (θ)	254°
Sep first	14.5		Sep last	14.3		Sep. Now (ρ)	14.3"
Mag pri	11.18		Mag sec	14.20		delta mag (ΔM)	3.02		Spectral class
Pri motion ra	+003		Sec motion ra
Pri motion dec	-005		Sec motion dec
Notes

Nature of this double is uncertain.

Precise pa	253.6		Precise sep	14.31		Constellation	Cygnus		Tycho2	3557-02300-1
last precise pa	253.6		last precise sep	14.31

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
19522+4518	SMA 106		1998	2	253	14.2	11.18	14.20		D	195210.99+451729.6
19522+4518	SMA 106		2007	3	254	14.3	11.18	14.20		D	195210.99+451729.6

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