02598+5420 SIN 7 AC

02^h 59^m 45.27^s +54° 19' 45.0" P.A. 75.00 sep 27.5 mag 9.17,14.30 Sp A2 dist. 4545.45 pc (14827.26 l.y.)

Coord 2000	02598+5420		Discov num	SIN 7		Comp	AC		Coord arcsec 2000	02 59 45.27 +54 19 45.0
Date first	1989		Date last	2015		Obs	8
Pa first	75		Pa last	74.5		P.A. Now (θ)	74.5°
Sep first	27.7		Sep last	27.478		Sep. Now (ρ)	27.478"
Mag pri	9.17		Mag sec	14.30		delta mag (ΔM)	5.13		Spectral class	A2 (white)
Pri motion ra	+006		Sec motion ra	-013
Pri motion dec	-008		Sec motion dec	+008
Notes

rPM=1.627

This double is not physical.

02598+5420 SYSTEM COMPONENTS

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show	HD 18410	23750	02 59 45 +54 19 45	ES 621 AB	2021	16	355	7.2	9.17	12.09	2.92
Show		23750	02 59 45 +54 19 45	SIN 7 AC	2015	8	75	27.5	9.17	14.30	5.13		<===
Show		23750	02 59 45 +54 19 45	SIN 7 AD	2015	10	204	32.9	9.17	11.78	2.61
Show		23750	02 59 45 +54 19 45	SIN 7 AE	2014	7	126	72.0	9.17	13.00	3.83

Quintuple system
5 estimated visually detectable stars in this system

OTHER CATALOGS AND DESIGNATIONS

Constellation	Perseus		SAO	23750		HIP	13958		Tycho2	3701-00181-1
Gaia DR2	453362282319136640		HD	18410		BD	BD+53 601		Distance	4545.45
Distance ly	14827.26