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Doubles in session

Current system

01201+5814
H 3 23 AE

Selections

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Binocular doubles
Binary Systems
Triple Systems
Quadruple Systems
Multiple Systems
Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

01201+5814 H 3 23 AE

01^h 20^m 04.91^s +58° 13' 53.8" P.A. 239.00 sep 170.4 mag 5.07,10.38 Sp F0Ia dist. 3703.7 pc (12081.47 l.y.)

Coord 2000	01201+5814		Discov num	H 3 23		Comp	AE		Coord arcsec 2000	01 20 04.91 +58 13 53.8
Date first	1911		Date last	2015		Obs	11
Pa first	239		Pa last	238.9		P.A. Now (θ)	238.9°
Sep first	170.0		Sep last	170.427		Sep. Now (ρ)	170.427"
Mag pri	5.07		Mag sec	10.38		delta mag (ΔM)	5.31		Spectral class	F0Ia (yellow-white)
Pri motion ra	-001		Sec motion ra	-002
Pri motion dec	-002		Sec motion dec	-001
Notes	N (See Notes)

rPM=0.632

Nature of this double is uncertain.

01201+5814 SYSTEM COMPONENTS

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show	Phi Cas	22191	01 20 05 +58 13 54	H 3 23 AB	2015	10	209	48.4	5.07	12.30	7.23
Show		22191	01 20 05 +58 13 54	H 3 23 AC	2014	26	235	132.8	5.07	7.04	1.97
Show		22191	01 20 05 +58 13 54	H 3 23 AD	2015	14	288	179.0	5.07	10.26	5.19
Show		22191	01 20 05 +58 13 54	H 3 23 AE	2015	11	239	170.4	5.07	10.38	5.31		<===
Show		22187	01 19 52 +58 12 29	H 3 23 CE	2015	15	265	42.1	7.04	10.38	3.34

Quintuple system
5 estimated visually detectable stars in this system

OTHER CATALOGS AND DESIGNATIONS

Constellation	Cassiopeia		SAO	22191		HIP	6242		Tycho2	3682-02389-1
Gaia DR2	413828761929696256		HD	7927		HR	382		GC	1594
ADS	1073		BD	BD+57 260		Bayer	Phi Cassiopeiae		Bayer name	Phi Cas
Flamsteed	34 Cassiopeiae		Flamsteed name	34 Cas		Distance	3703.7		Distance ly	12081.47
Bayer greek	φ Cas