09212+2728 BU 1422AB

Coord 2000	09212+2728		Discov num	BU 1422		Comp	AB		Coord arcsec 2000	09 21 12.70 +27 27 59.6
Date first	1910		Date last	2008		Obs	5
Pa first	359		Pa last	359		P.A. Now (θ)	359°
Sep first	1.8		Sep last	2.0		Sep. Now (ρ)	2"
Mag pri	10.47		Mag sec	12.90		delta mag (ΔM)	2.43		Spectral class	K0 (yellow-orange)
Pri motion ra	-035		Sec motion ra
Pri motion dec	-043		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		80777	09212+2728	BU 1422	AB	1910	2008	5	359	2.0	10.47	12.90	2.43		<===
Show		80777	09212+2728	HJ 810	AC	1827	2009	17	26	22.2	10.47	10.70	0.23

Triple system
3 visible stars in this system

Precise pa	358.8		Precise sep	2.02		Constellation	Cancer		SAO	80777
Tycho2	1955-00858-1		last precise pa	358.8		last precise sep	2.02

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
09212+2728	BU 1422	AB	1964	4	0	2.0	10.47	12.90	K0		092112.70+272759.6
09212+2728	BU 1422	AB	2008	5	359	2.0	10.47	12.90	K0		092112.70+272759.6

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