20293+3731 WEI  35AB

Coord 2000	20293+3731		Discov num	WEI  35		Comp	AB		Coord arcsec 2000	20 29 13.54 +37 30 45.8
Date first	1879		Date last	2020		Obs	47
Pa first	209		Pa last	214		P.A. Now (θ)	214°
Sep first	3.8		Sep last	4.2		Sep. Now (ρ)	4.2"
Mag pri	8.35		Mag sec	8.81		delta mag (ΔM)	0.46		Spectral class	F5 (yellow-white)
Pri motion ra	+015		Sec motion ra	-002
Pri motion dec	+036		Sec motion dec	+006
Notes	N (See Notes)

Visually invisible, K-band or other infrared star rPM=0.884 This double is not physical.

Show	name	SAO	coord_2000	discov#	comp	first	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show		70097	20293+3731	WEI 35	AB	1879	2020	47	214	4.2	8.35	8.81	0.46		<===
Show		70097	20293+3731	WEI 35	AC	1883	2015	22	100	87.6	8.35	9.40	1.05
Show		70097	20293+3731	WEI 35	BC	1883	2015	20	98	89.3	8.81	9.40	0.59
Show		70097	20293+3731	WEI 35	CD	1879	2018	26	202	12.1	9.40	10.55	1.15

Quadruple system
4 visible stars in this system

Precise pa	213.7		Precise sep	4.19		Constellation	Cygnus		SAO	70097
HIP	101062		Tycho2	3152-00824-1		Gaia DR2	68312070016		HD	195323
BD	BD+37 3950		Distance	305.81		Distance ly	997.55

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20293+3731	WEI 35	AB	2008	42	212	4.0	8.35	8.81	F5	D	202913.54+373045.8
20293+3731	WEI 35	AB	2009	45	213	3.5	8.35	8.81	F5	D	202913.54+373045.8
20293+3731	WEI 35	AB	2011	46	213	4.1	8.35	8.81	F5	D	202913.54+373045.8
20293+3731	WEI 35	AB	2016	43	214	4.1	8.35	8.81	F5	N	202913.54+373045.8
20293+3731	WEI 35	AB	2018	45	214	4.1	8.35	8.81	F5	N	202913.54+373045.8
20293+3731	WEI 35	AB	2020	47	214	4.2	8.35	8.81	F5	N	202913.54+373045.8

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