20201+3700 TDT2183AB

Coord 2000	20201+3700		Discov num	TDT2183		Comp	AB		Coord arcsec 2000	20 20 11.41 +37 00 06.7
Date first	1991		Date last	2012		Obs	2
Pa first	353		Pa last	192		P.A. Now (θ)	192°
Sep first	1.3		Sep last	1.6		Sep. Now (ρ)	1.6"
Mag pri	11.22		Mag sec	11.98		delta mag (ΔM)	0.76		Spectral class
Pri motion ra	-002		Sec motion ra	-002
Pri motion dec	-003		Sec motion dec	-003
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			20 20 11 +37 00 07	TDT 2183 AB	2012	2	192	1.6	11.22	11.98	0.76		<===
Show			20 20 11 +37 00 07	SEI 1087 AC	2015	8	259	11.8	11.22	12.20	0.98

Triple system
3 visible stars in this system

Precise pa	192.3		Precise sep	1.624		Constellation	Cygnus		Tycho2	2684-00645-1
Gaia DR2	2057579021738181888

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20201+3700	TDT2183	AB	1991	1	353	1.3	11.22	11.98		N	202011.41+370006.7

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