20210+3525 POP 129AD

Coord 2000	20210+3525		Discov num	POP 129		Comp	AD		Coord arcsec 2000	20 20 59.17 +35 25 30.9
Date first	1945		Date last	2015		Obs	10
Pa first	215		Pa last	215		P.A. Now (θ)	215°
Sep first	79.0		Sep last	82.5		Sep. Now (ρ)	82.5"
Mag pri	10.70		Mag sec	12.06		delta mag (ΔM)	1.36		Spectral class	G (yellow)
Pri motion ra	-002		Sec motion ra	-033
Pri motion dec	-012		Sec motion dec	-054
Notes

rPM=0.825 This double is not physical.

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show			20 20 59 +35 25 31	POP 129 AB	2015	9	289	55.6	10.70	11.86	1.16
Show			20 20 59 +35 25 31	POP 129 AD	2015	10	215	82.5	10.70	12.06	1.36		<===
Show			20 20 55 +35 25 49	POP 129 BC	2016	11	33	6.1	13.10	13.50	0.40
Show			20 20 55 +35 24 24	POP 129 DE	2016	10	258	13.5	12.06	12.98	0.92

Quintuple system
5 visible stars in this system

Precise pa	215		Precise sep	82.535		Constellation	Cygnus		Tycho2	2680-01112-1
Gaia DR2	2057153274527326080		HD	229035

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20210+3525	POP 129	AD	1998	4	215	81.7	10.70	12.06		D	202059.17+352530.9
20210+3525	POP 129	AD	2002	5	215	81.9	10.70	12.06		D	202059.17+352530.9
20210+3525	POP 129	AD	2015	6	215	82.5	10.70	12.06	G		202059.17+352530.9

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