19500+0637 J  1336AC

Coord 2000	19500+0637		Discov num	J  1336		Comp	AC		Coord arcsec 2000	19 50 03.74 +06 37 39.7
Date first	1953		Date last	2015		Obs	16
Pa first	221		Pa last	220		P.A. Now (θ)	220°
Sep first	22.5		Sep last	24.0		Sep. Now (ρ)	24"
Mag pri	11.00		Mag sec	11.20		delta mag (ΔM)	0.2		Spectral class
Pri motion ra	-011		Sec motion ra	-001
Pri motion dec	-018		Sec motion dec	-018
Notes

rPM=0.474 Nature of this double is uncertain.

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show			19 50 04 +06 37 40	J 1336 AB	2015	25	59	5.7	11.00	11.40	0.40
Show			19 50 04 +06 37 40	J 1336 AC	2015	16	220	24.0	11.00	11.20	0.20		<===

Triple system
3 visible stars in this system

Precise pa

219.9

Precise sep

23.95

Constellation

Aquila

Gaia DR2

4296950681849765760

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
19500+0637	J 1336	AC	1999	4	220	23.7	11.00	11.20		D	195003.74+063739.7
19500+0637	J 1336	AC	2009	6	220	23.5	11.00	11.20		D	195003.74+063739.7
19500+0637	J 1336	AC	2010	7	220	23.5	11.00	11.20		D	195003.74+063739.7
19500+0637	J 1336	AC	2011	9	220	23.9	11.00	11.20		D	195003.74+063739.7
19500+0637	J 1336	AC	2013	11	220	23.9	11.00	11.20			195003.74+063739.7
19500+0637	J 1336	AC	2015	12	220	24.0	11.00	11.20			195003.74+063739.7

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