19520+1018 WEB   8

Coord 2000	19520+1018		Discov num	WEB   8		Comp			Coord arcsec 2000	19 51 59.64 +10 19 47.7
Date first	1909		Date last	2015		Obs	12
Pa first	46		Pa last	43		P.A. Now (θ)	43°
Sep first	10.9		Sep last	15.7		Sep. Now (ρ)	15.7"
Mag pri	11.90		Mag sec	12.90		delta mag (ΔM)	1		Spectral class
Pri motion ra	-004		Sec motion ra	+018
Pri motion dec	-018		Sec motion dec	+017
Notes

rPM=1.67 This double is not physical.

Precise pa	43.1		Precise sep	15.734		Constellation	Aquila		SAO	105355
Tycho2	1062-02317-1		Gaia DR2	33297795200		HD	187961		HR	7572
DM	BD+09 4295

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
19520+1018	WEB 8		1920	3	48	11.8	11.90	12.90			195159.64+101947.7
19520+1018	WEB 8		2008	4	43	15.5	11.90	12.90			195159.64+101947.7
19520+1018	WEB 8		2014	7	43	15.7	11.90	12.90			195159.64+101947.7
19520+1018	WEB 8		2015	9	43	15.7	11.90	12.90			195159.64+101947.7

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