03579+4001 ARN 59 AD

03^h 57^m 51.22^s +40° 00' 36.9" P.A. 146.00 sep 163.2 mag 2.85,9.25 Sp B0.5V dist. 195.69 pc (638.34 l.y.)

Coord 2000	03579+4001		Discov num	ARN 59		Comp	AD		Coord arcsec 2000	03 57 51.22 +40 00 36.9
Date first	1991		Date last	2015		Obs	7
Pa first	146		Pa last	145.5		P.A. Now (θ)	145.5°
Sep first	163.2		Sep last	163.192		Sep. Now (ρ)	163.192"
Mag pri	2.85		Mag sec	9.25		delta mag (ΔM)	6.4		Spectral class	B0.5V (blue-white)
Pri motion ra	+014		Sec motion ra	+016
Pri motion dec	-024		Sec motion dec	-028
Notes	N (See Notes)

rPM=0.139 (< 0.3, Physical double)

This double is physical.

03579+4001 SYSTEM COMPONENTS

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show	Eps Per	56840	03 57 51 +40 00 37	STF 471 AB	2020	50	12	8.8	2.85	8.88	6.03
Show		56840	03 57 51 +40 00 37	STF 471 AC	2015	6	10	80.1	2.85	13.90	11.05
Show		56840	03 57 51 +40 00 37	ARN 59 AD	2015	7	146	163.2	2.85	9.25	6.40		<===

Quadruple system
4 estimated visually detectable stars in this system

OTHER CATALOGS AND DESIGNATIONS

Constellation	Perseus		SAO	56840		HIP	18532		Tycho2	2868-01623-1
Gaia DR2	229898024419041280		HD	275984		HR	1220		GC	4759
ADS	2888		DM	BD+39 896		BD	BD+39 895		Bayer	Epsilon Persei
Bayer name	Eps Per		Flamsteed	45 Persei		Flamsteed name	45 Per		FK5	147
Distance	195.69		Distance ly	638.34		Bayer greek	ε Per