02238+4920 ABH   9AI

Coord 2000	02238+4920		Discov num	ABH   9		Comp	AI		Coord arcsec 2000	02 23 45.16 +49 20 19.4
Date first	1987		Date last	2013		Obs	5
Pa first	108		Pa last	108		P.A. Now (θ)	108°
Sep first	73.9		Sep last	74.1		Sep. Now (ρ)	74.1"
Mag pri	9.27		Mag sec	13.86		delta mag (ΔM)	4.59		Spectral class	B8 (blue-white)
Pri motion ra	-003		Sec motion ra	-001
Pri motion dec	-004		Sec motion dec	+004
Notes	N U (See Notes, Proper motion indicates non-physical)

This double is not physical.

Show	name	SAO	coord_2000	discov#	comp	first	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show		37998	02238+4920	STF 256	AB	1831	2015	21	198	21.1	9.27	11.10	1.83
Show		37998	02238+4920	STF 256	AC	1831	2015	22	45	35.5	9.27	9.86	0.59
Show		37998	02238+4920	ABH 9	AD	1987	2013	5	350	39.0	9.27	14.60	5.33
Show		37998	02238+4920	ABH 9	AE	1987	2013	5	310	72.1	9.27	14.90	5.63
Show		37998	02238+4920	ABH 9	AF	1987	2013	5	267	52.4	9.27	15.00	5.73
Show		37998	02238+4920	ABH 9	AG	1987	2013	5	242	46.6	9.27	15.00	5.73
Show		37998	02238+4920	ABH 9	AH	1987	2013	5	61	74.2	9.27	13.01	3.74
Show		37998	02238+4920	ABH 9	AI	1987	2013	5	108	74.1	9.27	13.86	4.59		<===
Show		37998	02238+4920	ABH 9	AJ	1987	2013	5	84	96.7	9.27	15.90	6.63
Show		37998	02238+4920	ABH 9	AK	1987	2013	5	58	96.8	9.27	15.60	6.33

11-fold system
11 visible stars in this system

Constellation	Andromeda		SAO	37998		HIP	11168		Tycho2	3302-00869-1
BD	BD+48 662		Distance	155.76		Distance ly	508.09		last precise pa	107.8
last precise sep	74.06

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
02238+4920	ABH 9	AI	1999	2	108	73.8	9.27	13.86		D	022345.16+492019.4
02238+4920	ABH 9	AI	2004	4	108	73.8	9.27	13.86		NUD	022345.16+492019.4
02238+4920	ABH 9	AI	2013	5	108	74.1	9.27	13.86		NU	022345.16+492019.4

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