20186-0146 J  1702AC

Coord 2000	20186-0146		Discov num	J  1702		Comp	AC		Coord arcsec 2000	20 18 36.12 -01 46 11.7
Date first	1941		Date last	2015		Obs	7
Pa first	300		Pa last	289		P.A. Now (θ)	289°
Sep first	5.0		Sep last	11.7		Sep. Now (ρ)	11.7"
Mag pri	11.67		Mag sec	13.30		delta mag (ΔM)	1.63		Spectral class
Pri motion ra	-003		Sec motion ra	-005
Pri motion dec	-003		Sec motion dec	-006
Notes

rPM=0.462 Nature of this double is uncertain.

Show	name	SAO	coord_2000	discov#	comp	first	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show			20186-0146	BAL 258	AB	1896	2015	7	46	5.8	11.67	12.40	0.73
Show			20186-0146	J 1702	AC	1941	2015	7	289	11.7	11.67	13.30	1.63		<===

Triple system
3 visible stars in this system

Precise pa	289.1		Precise sep	11.744		Constellation	Aquila		Tycho2	5162-00207-1
Gaia DR2	08517286912

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20186-0146	J 1702	AC	1941	1	300	5.0	12.79	13.00		B	201836.13-014611.3
20186-0146	J 1702	AC	2000	3	289	11.7	11.67	13.30			201836.12-014611.7
20186-0146	J 1702	AC	2010	5	286	11.9	11.67	13.30			201836.12-014611.7
20186-0146	J 1702	AC	2015	5	289	11.7	11.67	13.30			201836.12-014611.7

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