18267+2627 GUI  21DE

Coord 2000	18267+2627		Discov num	GUI  21		Comp	DE		Coord arcsec 2000	18 26 29.22 +26 27 39.6
Date first	1897		Date last	2006		Obs	6
Pa first	348		Pa last	344		P.A. Now (θ)	344°
Sep first	23.1		Sep last	22.8		Sep. Now (ρ)	22.8"
Mag pri	7.09		Mag sec	11.91		delta mag (ΔM)	4.82		Spectral class	B2V (blue-white)
Pri motion ra	+000		Sec motion ra	+001
Pri motion dec	-004		Sec motion dec	-006
Notes	N (See Notes)

rPM=0.368 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		86060	18267+2627	BU 1326	AB	1904	1999	6	104	4.7	6.48	12.10	5.62
Show		86060	18267+2627	BU 1326	AC	1897	2012	20	60	61.7	6.48	9.62	3.14
Show		86060	18267+2627	GUI 21	AD	1897	2013	19	285	162.7	6.48	7.09	0.61
Show		86055	18267+2627	GUI 21	DE	1897	2006	6	344	22.8	7.09	11.91	4.82		<===

Quintuple system
5 visible stars in this system

Precise pa	344.3		Precise sep	22.81		Cdsa2 id	GUI 21 DE		Constellation	Hercules
SAO	86055		HIP	90377		Tycho2	2114-02002-1		HD	170051
BD	BD+26 3257		Ra deg	18.44145		De deg	26.461		Distance	270.27
Distance ly	881.62		last precise pa	344.3		last precise sep	22.81

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
18267+2627	GUI 21	DE	2006	5	344	22.8	7.09	11.91		D	182629.22+262739.6

If you need more information about this double, apply for a data request form to the WDS.