19463+1035 BU   55AB (50 Aql)

Coord 2000	19463+1035		Discov num	BU   55		Comp	AB		Coord arcsec 2000	19 46 12.49 +10 33 34.5
Date first	1870		Date last	2020		Obs	20
Pa first	40		Pa last	30		P.A. Now (θ)	30°
Sep first	3.0		Sep last	3.9		Sep. Now (ρ)	3.9"
Mag pri	11.70		Mag sec	11.90		delta mag (ΔM)	0.2		Spectral class
Pri motion ra	-018		Sec motion ra	-002
Pri motion dec	-043		Sec motion dec	-001
Notes	N R (See Notes, Red magnitudes)

rPM=0.964 This double is not physical.

Show	name	SAO	coord_2000	discov#	comp	first	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show	50 Aql	105223	19463+1035	BU 55	AB	1870	2020	20	30	3.9	11.70	11.90	0.20		<===
Show		105223	19463+1035	BU 55	AC	1879	2015	10	260	33.0	11.70	12.13	0.43

Triple system
3 visible stars in this system

Precise pa	29.7		Precise sep	3.89		Name	50 Aql		Constellation	Aquila
SAO	105223		Tycho2	1061-02012-1		Gaia DR2	99927938176		HD	186791
HR	7525		DM	BD+10 4043		Flamsteed	50 Aquilae		Flamsteed name	50 Aql

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
19463+1035	BU 55	AB	2000	17	25	3.7	12.36	12.50		N D	194612.61+103337.8
19463+1035	BU 55	AB	2001	18	28	3.9	12.36	12.50		N D	194612.61+103337.8
19463+1035	BU 55	AB	2010	19	29	3.0	11.70	11.90		N R	194612.49+103334.5
19463+1035	BU 55	AB	2015	19	29	3.9	11.70	11.90		N R	194612.49+103334.5

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