19503+1148 BPM1680AB

Coord 2000	19503+1148		Discov num	BPM1680		Comp	AB		Coord arcsec 2000	19 50 16.17 +11 47 51.1
Date first	1993		Date last	2015		Obs	5
Pa first	69		Pa last	68		P.A. Now (θ)	68°
Sep first	74.7		Sep last	74.8		Sep. Now (ρ)	74.8"
Mag pri	14.45		Mag sec	15.74		delta mag (ΔM)	1.29		Spectral class
Pri motion ra	+008		Sec motion ra	+003
Pri motion dec	-013		Sec motion dec	-011
Notes	N V (See Notes, Proper motion indicates physical)

rPM=0.353 This double is physical.

Show	name	SAO	coord_2000	discov#	comp	first	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show		105323	19503+1148	BPM1680	AB	1993	2015	5	68	74.8	14.45	15.74	1.29		<===
Show		105323	19503+1148	BPM1681	BC	1988	2015	4	345	107.6	15.74	15.78	0.04

Triple system
3 visible stars in this system

Precise pa	68.3		Precise sep	74.801		Constellation	Aquila		SAO	105323
Gaia DR2	84500578816

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
19503+1148	BPM1680	AB	1999	2	68	74.8	14.45	15.74		NV	195016.17+114751.1
19503+1148	BPM1680	AB	2001	3	68	74.7	14.45	15.74		NV	195016.17+114751.1
19503+1148	BPM1680	AB	2013	4	68	73.8	14.45	15.74		NV	195016.17+114751.1
19503+1148	BPM1680	AB	2015	5	68	74.8	14.45	15.74		NV	195016.17+114751.1

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