20007+3232 ES 2430AB

Coord 2000	20007+3232		Discov num	ES 2430		Comp	AB		Coord arcsec 2000	20 00 43.23 +32 31 34.7
Date first	1930		Date last	2002		Obs	3
Pa first	271		Pa last	267		P.A. Now (θ)	267°
Sep first	5.6		Sep last	6.6		Sep. Now (ρ)	6.6"
Mag pri	9.74		Mag sec	12.20		delta mag (ΔM)	2.46		Spectral class	B9 (blue-white)
Pri motion ra	+005		Sec motion ra
Pri motion dec	-003		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			20007+3232	ES 2430	AB	1930	2002	3	267	6.6	9.74	12.20	2.46		<===
Show			20007+3232	ES 2430	AC	1930	2002	4	40	17.0	9.74	12.00	2.26
Show			20007+3232	DAM 313	CD	1998	2002	2	296	3.9	12.00	12.00	0.00

Quadruple system
4 visible stars in this system

Precise pa	266.8		Precise sep	6.551		Constellation	Cygnus		last precise pa	266.8
last precise sep	6.551

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20007+3232	ES 2430	AB	1998	2	267	6.5	9.74	12.20	B9	D	200043.23+323134.7
20007+3232	ES 2430	AB	2002	3	267	6.6	9.74	12.20	B9	D	200043.23+323134.7

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