20165+3406 J   785AC

Coord 2000	20165+3406		Discov num	J   785		Comp	AC		Coord arcsec 2000	20 16 28.89 +34 04 08.8
Date first	1893		Date last	2015		Obs	18
Pa first	16		Pa last	12		P.A. Now (θ)	12°
Sep first	9.3		Sep last	10.2		Sep. Now (ρ)	10.2"
Mag pri	11.30		Mag sec	12.10		delta mag (ΔM)	0.8		Spectral class
Pri motion ra	-003		Sec motion ra	+003
Pri motion dec	-016		Sec motion dec	+003
Notes

rPM=1.224 This double is not physical.

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show			20 16 29 +34 04 09	J 785 AB	2016	16	25	2.7	11.30	11.80	0.50
Show			20 16 29 +34 04 09	J 785 AC	2015	18	12	10.2	11.30	12.10	0.80		<===

Triple system
3 visible stars in this system

Precise pa

11.6

Precise sep

10.165

Constellation

Cygnus

Gaia DR2

2055548017604108928

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20165+3406	J 785	AC	2000	16	12	9.8	9.50	10.00		D	201628.89+340408.8
20165+3406	J 785	AC	2002	17	11	9.8	9.50	10.00		D	201628.89+340408.8
20165+3406	J 785	AC	2015	18	12	10.2	11.30	12.10			201628.89+340408.8

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