20193+3635 AG  253AB

Coord 2000	20193+3635		Discov num	AG  253		Comp	AB		Coord arcsec 2000	20 19 18.43 +36 35 08.5
Date first	1896		Date last	2018		Obs	31
Pa first	119		Pa last	118		P.A. Now (θ)	118°
Sep first	9.5		Sep last	9.8		Sep. Now (ρ)	9.8"
Mag pri	9.38		Mag sec	9.85		delta mag (ΔM)	0.47		Spectral class	G5+G8III (yellow/yellow)
Pri motion ra	-002		Sec motion ra	-003
Pri motion dec	-018		Sec motion dec	-018
Notes	N T (See Notes, Parallax indicates physical)

rPM=0.055 (< 0.3, Physical double) This double is physical.

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show		69829	20 19 18 +36 35 08	AG 253 AB	2018	31	118	9.8	9.38	9.85	0.47		<===
Show		69829	20 19 18 +36 35 08	AG 253 AC	2015	13	268	171.9	9.38	11.28	1.90

Triple system
3 visible stars in this system

Precise pa	117.6		Precise sep	9.784		Constellation	Cygnus		SAO	69829
Tycho2	2684-01643-1		Gaia DR2	2057539993381925248		HD	228899

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20193+3635	AG 253	AB	2004	20	117	9.4	9.38	9.85	G5 G8III	D	201918.43+363508.5
20193+3635	AG 253	AB	2008	21	119	9.5	9.38	9.85	G5 G8III	D	201918.43+363508.5
20193+3635	AG 253	AB	2010	24	118	9.2	9.38	9.85	G5+G8III		201918.43+363508.5
20193+3635	AG 253	AB	2015	24	118	9.5	9.38	9.85	G5+G8III	N	201918.43+363508.5
20193+3635	AG 253	AB	2018	29	118	9.8	9.38	9.85	G5+G8III	N	201918.43+363508.5

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