19393+1219 J  2274AB

Coord 2000	19393+1219		Discov num	J  2274		Comp	AB		Coord arcsec 2000	19 39 18.65 +12 16 53.7
Date first	1942		Date last	2015		Obs	8
Pa first	85		Pa last	80		P.A. Now (θ)	80°
Sep first	6.0		Sep last	6.9		Sep. Now (ρ)	6.9"
Mag pri	10.79		Mag sec	15.60		delta mag (ΔM)	4.81		Spectral class
Pri motion ra	-002		Sec motion ra
Pri motion dec	-005		Sec motion dec
Notes

Nature of this double is uncertain.

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show		105101	19 39 19 +12 16 54	J 2274 AB	2015	8	80	6.9	10.79	15.60	4.81		<===
Show		105101	19 39 19 +12 16 54	J 2274 AC	2015	8	217	9.6	10.79	16.60	5.81

Triple system
3 visible stars in this system

Precise pa	79.5		Precise sep	6.852		Constellation	Aquila		SAO	105101
Tycho2	1064-04050-1		Gaia DR2	4315267549175404928

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
19393+1219	J 2274	AB	1998	3	80	6.9	10.79	15.60		D	193918.65+121653.7
19393+1219	J 2274	AB	2001	4	80	6.8	10.79	15.60		D	193918.65+121653.7
19393+1219	J 2274	AB	2015	5	79	6.9	10.79	15.60			193918.65+121653.7

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