19579+1125 BU  266

Coord 2000	19579+1125		Discov num	BU  266		Comp			Coord arcsec 2000	19 57 56.15 +11 24 53.0
Date first	1875		Date last	2015		Obs	20
Pa first	167		Pa last	166		P.A. Now (θ)	166°
Sep first	15.7		Sep last	15.8		Sep. Now (ρ)	15.8"
Mag pri	7.57		Mag sec	11.50		delta mag (ΔM)	3.93		Spectral class	A3 (white)
Pri motion ra	+022		Sec motion ra	+022
Pri motion dec	+002		Sec motion dec	-003
Notes

rPM=0.225 (< 0.3, Physical double) This double is physical.

Precise pa	166.4		Precise sep	15.813		Constellation	Aquila		SAO	105474
HIP	98252		Tycho2	1079-03297-1		Gaia DR2	21071209728		HD	189093
BD	BD+11 4065		Distance	198.41		Distance ly	647.21

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
19579+1125	BU 266		2004	12	167	15.8	7.40	11.50	A3	D	195756.15+112453.0
19579+1125	BU 266		2010	15	167	15.2	7.57	11.50	A3		195756.15+112453.0
19579+1125	BU 266		2015	16	166	15.8	7.57	11.50	A3		195756.15+112453.0

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