01189+6610 STF 105AB

Coord 2000	01189+6610		Discov num	STF 105		Comp	AB		Coord arcsec 2000	01 18 57.50 +66 09 28.0
Date first	1828		Date last	2016		Obs	28
Pa first	182		Pa last	185		P.A. Now (θ)	185°
Sep first	3.0		Sep last	3.0		Sep. Now (ρ)	3"
Mag pri	8.83		Mag sec	9.77		delta mag (ΔM)	0.94		Spectral class	A0 (white)
Pri motion ra	+001		Sec motion ra	+001
Pri motion dec	+005		Sec motion dec	-001
Notes

rPM=1.177 This double is not physical.

Show	name	SAO	coord_2000	discov#	comp	first	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show		11687	01189+6610	STF 105	AB	1828	2016	28	185	3.0	8.83	9.77	0.94		<===
Show		11687	01189+6610	STF 105	AC	1904	2014	5	211	217.6	8.83	11.52	2.69
Show		11687	01189+6610	HJ 5534	CD	1895	2015	11	14	7.6	11.52	12.40	0.88

Quadruple system
4 visible stars in this system

Precise pa	184.9		Precise sep	2.976		Constellation	Cassiopeia		SAO	11687
HIP	6156		Tycho2	4042-01085-1		Gaia DR2	4830510336		HD	7757
BD	BD+65 151		Distance	334.45		Distance ly	1090.98

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
01189+6610	STF 105	AB	1998	19	184	2.9	8.83	9.77	A0		011857.50+660928.0
01189+6610	STF 105	AB	2003	21	184	3.0	8.83	9.77	A0		011857.50+660928.0
01189+6610	STF 105	AB	2011	22	184	2.9	8.83	9.77	A0		011857.50+660928.0
01189+6610	STF 105	AB	2012	24	184	2.6	8.83	9.77	A0		011857.50+660928.0
01189+6610	STF 105	AB	2013	25	184	3.0	8.83	9.77	A0		011857.50+660928.0
01189+6610	STF 105	AB	2016	27	185	3.0	8.83	9.77	A0		011857.50+660928.0

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