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Current system

23300+5833
HJ 1887 FG

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

23300+5833 HJ 1887 FG

23^h 29^m 58.78^s +58° 33' 58.5" P.A. 73.00 sep 10.8 mag 10.59,11.10 Sp F7IV-V

Coord 2000	23300+5833		Discov num	HJ 1887		Comp	FG		Coord arcsec 2000	23 29 58.78 +58 33 58.5
Date first	1828		Date last	2015		Obs	31
Pa first	74		Pa last	73.2		P.A. Now (θ)	73.2°
Sep first	4.0		Sep last	10.776		Sep. Now (ρ)	10.776"
Mag pri	10.59		Mag sec	11.10		delta mag (ΔM)	0.51		Spectral class	F7IV-V (yellow-white)
Pri motion ra	+017		Sec motion ra	+027
Pri motion dec	+004		Sec motion dec	+011
Notes	N (See Notes)

rPM=0.419

Nature of this double is uncertain.

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

Constellation

Cassiopeia

Gaia DR2

2011151391642324608

ADS

16795

DM

BD+57 2747