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Current system

23300+5833
BU 1149 AI

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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

23300+5833 BU 1149 AI

23^h 30^m 01.92^s +58° 32' 56.1" P.A. 208.00 sep 234.0 mag 4.87,9.87 Sp B3IV dist. 190.48 pc (621.35 l.y.)

Coord 2000	23300+5833		Discov num	BU 1149		Comp	AI		Coord arcsec 2000	23 30 01.92 +58 32 56.1
Date first	1889		Date last	2016		Obs	10
Pa first	208		Pa last	207.5		P.A. Now (θ)	207.5°
Sep first	231.1		Sep last	234.02		Sep. Now (ρ)	234.02"
Mag pri	4.87		Mag sec	9.87		delta mag (ΔM)	5		Spectral class	B3IV (blue-white)
Pri motion ra	+018		Sec motion ra	+018
Pri motion dec	+004		Sec motion dec	+003
Notes	N (See Notes)

rPM=0.054 (< 0.3, Physical double)

This double is physical.

23300+5833 SYSTEM COMPONENTS

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show	AR Cas	35478	23 30 02 +58 32 56	STT 496 AB	2017	14	1	0.7	4.87	9.30	4.43
Show		35478	23 30 02 +58 32 56	SHJ 355 AC	2018	51	269	75.0	4.87	7.23	2.36
Show		35478	23 30 02 +58 32 56	HJ 1888 AE	2012	20	117	39.9	4.87	11.28	6.41
Show		35478	23 30 02 +58 32 56	HJ 1888 AF	2012	16	338	67.2	4.87	10.59	5.72
Show		35478	23 30 02 +58 32 56	HJ 1888 AG	2012	10	347	66.9	4.87	11.10	6.23
Show		35478	23 30 02 +58 32 56	BU 1149 AI	2016	10	208	234.0	4.87	9.87	5.00		<===
Show		35476	23 29 52 +58 32 54	DA 2 CD	2016	46	214	1.3	7.23	9.06	1.83
Show		35476	23 29 52 +58 32 54	HJ 1886 CH	2015	10	337	26.9	7.23	13.00	5.77
Show		35476	23 29 52 +58 32 54	BU 1149 CI	2015	5	189	205.9	7.23	9.87	2.64
Show			23 29 59 +58 33 58	HJ 1887 FG	2015	31	73	10.8	10.59	11.10	0.51
Show			23 29 48 +58 29 31	BU 1149 Ia,Ib	2008	12	287	0.3	10.40	10.80	0.40

Decuple system
9 estimated visually detectable stars in this system

OTHER CATALOGS AND DESIGNATIONS

Var name	AR Cas		Constellation	Cassiopeia		SAO	35478		HIP	115990
Tycho2	4011-01296-1		Gaia DR2	2011150635728091648		HD	221253		HR	8926
GC	32683		ADS	16795		BD	BD+57 2748		Distance	190.48
Distance ly	621.35