20354+6454 GIC 165AG

Coord 2000	20354+6454		Discov num	GIC 165		Comp	AG		Coord arcsec 2000	20 35 29.53 +64 53 49.4
Date first	1952		Date last	2015		Obs	22
Pa first	301		Pa last	301		P.A. Now (θ)	301°
Sep first	30.2		Sep last	29.6		Sep. Now (ρ)	29.6"
Mag pri	13.75		Mag sec	14.43		delta mag (ΔM)	0.68		Spectral class
Pri motion ra	+219		Sec motion ra	+219
Pri motion dec	+210		Sec motion dec	+210
Notes	N V (See Notes, Proper motion indicates physical)

Visually invisible, K-band or other infrared star This double is physical.

Show	name	SAO	coord_2000	discov#	comp	first	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show			20354+6454	OSO 127	AB	1995	1995	1	27	6.5	13.75	19.50	5.75
Show			20354+6454	OSO 127	AC	1994	2000	4	66	5.5	13.75	18.70	4.95
Show			20354+6454	OSO 127	AD	1994	2015	14	225	18.5	13.75	18.50	4.75
Show			20354+6454	OSO 127	AE	1994	2015	14	267	20.2	13.75	18.20	4.45
Show			20354+6454	OSO 127	AF	1994	2015	17	288	24.3	13.75	14.80	1.05
Show			20354+6454	GIC 165	AG	1952	2015	22	301	29.6	13.75	14.43	0.68		<===

Septuple system
7 visible stars in this system

Precise pa

301.2

Precise sep

29.558

Constellation

Cepheus

Gaia DR2

78339087360

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20354+6454	GIC 165	AG	2000	5	301	29.5	13.75	14.43		N D	203529.53+645349.4
20354+6454	GIC 165	AG	2003	8	301	29.6	13.75	14.43		N D	203529.53+645349.4
20354+6454	GIC 165	AG	2015	9	301	29.6	13.75	14.43		NV	203529.53+645349.4

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