20142+0635 S   740AB

Coord 2000	20142+0635		Discov num	S   740		Comp	AB		Coord arcsec 2000	20 14 09.77 +06 35 20.3
Date first	1800		Date last	2019		Obs	45
Pa first	194		Pa last	192		P.A. Now (θ)	192°
Sep first	45.5		Sep last	43.9		Sep. Now (ρ)	43.9"
Mag pri	7.77		Mag sec	8.06		delta mag (ΔM)	0.29		Spectral class	G4IV (yellow)
Pri motion ra	-132		Sec motion ra	-130
Pri motion dec	-059		Sec motion dec	-060
Notes	N T (See Notes, Parallax indicates physical)

Visually invisible, K-band or other infrared star rPM=0.015 (< 0.3, Physical double) This double is physical.

Show	name	SAO	coord_2000	discov#	comp	first	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show			20142+0635	S 740	AB	1800	2019	45	192	43.9	7.77	8.06	0.29		<===
Show			20142+0635	TOK 627	AC	1980	2015	7	134	999.9	7.77	9.30	1.53
Show			20142+0635	TOK 627	AD	1980	2015	7	137	999.9	7.77	10.54	2.77
Show			20142+0635	TOK 627	BC	1980	2015	7	132	999.9	8.06	9.30	1.24
Show			20142+0635	TOK 627	BD	1980	2000	4	136	999.9	8.06	10.54	2.48

Quadruple system
4 visible stars in this system

Precise pa	192.2		Precise sep	43.9		Constellation	Aquila		HIP	99729
Tycho2	0507-01612-1		Gaia DR2	90144051840		HD	192344		BD	BD+06 4480
Distance	61.12		Distance ly	199.37

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20142+0635	S 740	AB	2014	38	192	42.9	7.77	8.06	G4IV	NZ V	201409.77+063520.3
20142+0635	S 740	AB	2018	41	192	43.6	7.77	8.06	G4IV	NZ V	201409.77+063520.3
20142+0635	S 740	AB	2019	45	192	43.9	7.77	8.06	G4IV	NT	201409.77+063520.3

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