20003+1757 HU  352AB

Coord 2000	20003+1757		Discov num	HU  352		Comp	AB		Coord arcsec 2000	20 00 21.02 +17 56 34.3
Date first	1901		Date last	2007		Obs	17
Pa first	262		Pa last	176		P.A. Now (θ)	176°
Sep first	0.2		Sep last	0.2		Sep. Now (ρ)	0.2"
Mag pri	9.00		Mag sec	9.50		delta mag (ΔM)	0.5		Spectral class	A0 (white)
Pri motion ra	-001		Sec motion ra
Pri motion dec	-001		Sec motion dec
Notes

Nature of this double is uncertain.

Show	name	SAO	coord_2000	discov#	comp	first	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show			20003+1757	HU 352	AB	1901	2007	17	176	0.2	9.00	9.50	0.50		<===
Show			20003+1757	LBU 8	AB,C	1896	2001	8	28	63.6	8.76	11.38	2.62
Show			20003+1757	LBU 8	AB,D	1991	2001	4	353	65.6	8.76	11.30	2.54

Quadruple system
5 visible stars in this system

Precise pa	176.4		Precise sep	0.172		Cdsa2 id	HU 352 AB		Constellation	Sagitta
Ra deg	20.00583888888889		De deg	17.94286111111111		last precise pa	176.4		last precise sep	0.172

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20003+1757	HU 352	AB	1992	16	225	0.2	9.00	9.50	A0		200021.02+175634.3
20003+1757	HU 352	AB	2007	17	176	0.2	9.00	9.50	A0		200021.02+175634.3

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