02091+5104 STF 213 AC

02^h 09^m 08.84^s +51° 04' 24.1" P.A. 64.00 sep 6.9 mag 9.06,12.20 Sp B9 dist. 492.61 pc (1606.89 l.y.)

Coord 2000	02091+5104		Discov num	STF 213		Comp	AC		Coord arcsec 2000	02 09 08.84 +51 04 24.1
Date first	1901		Date last	2012		Obs	8
Pa first	61		Pa last	64.2		P.A. Now (θ)	64.2°
Sep first	7.0		Sep last	6.933		Sep. Now (ρ)	6.933"
Mag pri	9.06		Mag sec	12.20		delta mag (ΔM)	3.14		Spectral class	B9 (blue-white)
Pri motion ra	+002		Sec motion ra	+005
Pri motion dec	-012		Sec motion dec	-004
Notes	N (See Notes)

rPM=0.702

Nature of this double is uncertain.

02091+5104 SYSTEM COMPONENTS

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show	HD 13053	22968	02 09 09 +51 04 24	STF 213 AB	2017	25	327	1.7	9.06	9.50	0.44
Show		22968	02 09 09 +51 04 24	STF 213 AC	2012	8	64	6.9	9.06	12.20	3.14		<===

Triple system
3 estimated visually detectable stars in this system

OTHER CATALOGS AND DESIGNATIONS

Constellation	Perseus		SAO	22968		HIP	10032		Tycho2	3293-00081-1
Gaia DR2	358933371867266048		HD	13053		BD	BD+50 459		Distance	492.61
Distance ly	1606.89