20060+3546 ES   25AC

Coord 2000	20060+3546		Discov num	ES   25		Comp	AC		Coord arcsec 2000	20 06 01.36 +35 45 55.9
Date first	1900		Date last	2015		Obs	12
Pa first	299		Pa last	297		P.A. Now (θ)	297°
Sep first	11.3		Sep last	11.8		Sep. Now (ρ)	11.8"
Mag pri	7.89		Mag sec	14.80		delta mag (ΔM)	6.91		Spectral class	B5n (blue-white)
Pri motion ra	-004		Sec motion ra
Pri motion dec	-006		Sec motion dec
Notes	N (See Notes)

Nature of this double is uncertain.

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show		69405	20 06 01 +35 45 56	ES 25 AB	2015	11	122	8.6	7.89	12.00	4.11
Show		69405	20 06 01 +35 45 56	ES 25 AC	2015	12	297	11.8	7.89	14.80	6.91		<===
Show		69405	20 06 01 +35 45 56	SHJ 315 AD	2018	32	236	20.2	7.89	8.73	0.84
Show		69405	20 06 01 +35 45 56	WAL 127 AE	2015	15	94	33.7	7.89	11.71	3.82
Show		69405	20 06 01 +35 45 56	ES 25 AF	2017	17	329	95.7	7.89	6.78	1.11
Show		69405	20 06 04 +35 45 54	SEI 865 EG	2015	14	196	14.5	11.71	11.80	0.09

Septuple system
7 visible stars in this system

Precise pa	296.7		Precise sep	11.77		Constellation	Cygnus		SAO	69405
Tycho2	2683-03586-1		Gaia DR2	2059075873709364864		HD	227634

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20060+3546	ES 25	AC	2002	4	297	11.6	7.89	14.80	B5n	D	200601.36+354555.9
20060+3546	ES 25	AC	2012	6	297	11.4	7.89	14.80	B5n	N D	200601.36+354555.9
20060+3546	ES 25	AC	2015	8	297	11.7	7.89	14.80	B5n	N	200601.36+354555.9

If you need more information about this double, apply for a data request form to the WDS.