01284+0758 YR    7Ba,Bb

Coord 2000	01284+0758		Discov num	YR    7		Comp	Ba,Bb		Coord arcsec 2000	01 28 27.43 +07 57 29.6
Date first	1999		Date last	2011		Obs	14
Pa first	61		Pa last	42		P.A. Now (θ)	42°
Sep first	0.4		Sep last	0.5		Sep. Now (ρ)	0.5"
Mag pri	8.11		Mag sec	11.09		delta mag (ΔM)	2.98		Spectral class	F8IV-V (yellow-white)
Pri motion ra	+110		Sec motion ra
Pri motion dec	-012		Sec motion dec
Notes	N (See 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		109907	01284+0758	S 398	AB	1825	2010	38	100	68.7	6.34	8.02	1.68
Show			01284+0758	YR 7	Ba,Bb	1999	2011	14	42	0.5	8.11	11.09	2.98		<===

Triple system
2 visible stars in this system

Precise pa	41.6		Precise sep	0.48		Constellation	Pisces		HIP	6873
Tycho2	0614-00516-1		HD	8956		BD	BD+07 214		Distance	110.5
Distance ly	360.45		last precise pa	41.6		last precise sep	0.48

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
01284+0758	YR 7	Ba,Bb	2004	5	54	0.4	8.11	11.09	F8IV-V	D	012827.43+075729.6
01284+0758	YR 7	Ba,Bb	2007	6	48	0.5	8.11	11.09	F8IV-V	D	012827.43+075729.6
01284+0758	YR 7	Ba,Bb	2008	7	45	0.5	8.11	11.09	F8IV-V	N D	012827.43+075729.6
01284+0758	YR 7	Ba,Bb	2009	8	46	0.5	8.11	11.09	F8IV-V	N D	012827.43+075729.6
01284+0758	YR 7	Ba,Bb	2011	14	42	0.5	8.11	11.09	F8IV-V	N	012827.43+075729.6

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