02308+5533 RAO  42BE

Coord 2000	02308+5533		Discov num	RAO  42		Comp	BE		Coord arcsec 2000	02 30 48.60 +55 33 06.3
Date first	1999		Date last	2015		Obs	7
Pa first	202		Pa last	208		P.A. Now (θ)	208°
Sep first	16.7		Sep last	16.0		Sep. Now (ρ)	16"
Mag pri	9.66		Mag sec	14.70		delta mag (ΔM)	5.04		Spectral class
Pri motion ra	+083		Sec motion ra	-007
Pri motion dec	-094		Sec motion dec	-008
Notes	N (See Notes)

rPM=0.993 This double is not physical.

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show		23389	02 30 51 +55 32 54	STF 270 AB	2016	45	306	21.3	7.00	9.66	2.66
Show		23389	02 30 51 +55 32 54	STF 270 AC	2015	13	333	48.0	7.00	11.37	4.37
Show		23389	02 30 51 +55 32 54	STF 270 AD	2015	10	281	51.1	7.00	14.20	7.20
Show		23389	02 30 49 +55 33 06	STF 270 BD	2015	7	265	32.8	9.66	14.20	4.54
Show		23389	02 30 49 +55 33 06	RAO 42 BE	2015	7	208	16.0	9.66	14.70	5.04		<===

Quintuple system
5 visible stars in this system

Precise pa	207.8		Precise sep	15.973		Spectr	F3V		Constellation	Perseus
SAO	23389		HIP	11696		Tycho2	3691-00669-1		Gaia DR2	457326850673146112
HD	15407		BD	BD+54 561		Distance	54.7		Distance ly	178.43

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
02308+5533	RAO 42	BE	2012	3	207	15.7	9.66	14.70			023048.60+553306.3
02308+5533	RAO 42	BE	2015	4	208	16.0	9.66	14.70		N	023048.60+553306.3

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