00491+5749 STF  60AC

Coord 2000	00491+5749		Discov num	STF  60		Comp	AC		Coord arcsec 2000	00 49 06.29 +57 48 54.7
Date first	1912		Date last	2000		Obs	4
Pa first	234		Pa last	260		P.A. Now (θ)	260°
Sep first	154.5		Sep last	225.0		Sep. Now (ρ)	225"
Mag pri	3.52		Mag sec	11.40		delta mag (ΔM)	7.88		Spectral class	G0V (yellow)
Pri motion ra	+114		Sec motion ra
Pri motion dec	-057		Sec motion dec
Notes	N U P (See Notes, Proper motion indicates non-physical, 100-year proper motion)

This double is not physical.

Show	name	SAO	coord_2000	discov#	comp	first	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show	Achird	21732	00491+5749	STF 60	AB	1779	2016	1076	326	13.4	3.52	7.36	3.84	Y
Show		21732	00491+5749	STF 60	AC	1912	2000	4	260	225.0	3.52	11.40	7.88		<===
Show		21732	00491+5749	STF 60	AD	1912	2011	7	354	189.4	3.52	12.80	9.28
Show		21732	00491+5749	STF 60	AE	1856	2015	24	126	75.6	3.52	10.15	6.63
Show		21732	00491+5749	STF 60	AF	1913	2000	3	276	378.3	3.52	11.53	8.01
Show		21732	00491+5749	STF 60	AG	1852	2012	18	258	426.0	3.52	9.53	6.01
Show		21732	00491+5749	STF 60	AH	1991	2000	3	355	694.7	3.52	8.41	4.89
Show		21732	00491+5749	SMR 2	AI	2000	2012	7	73	90.3	3.52	11.60	8.08
Show		21732	00491+5749	SMR 2	AJ	2000	2012	5	262	237.1	3.52	12.30	8.78
Show		21732	00491+5749	STF 60	BC	1912	2000	4	257	218.7	7.36	11.40	4.04
Show		21732	00491+5749	STF 60	BD	2000	2000	1	1	172.2	7.36	12.80	5.44
Show		21732	00491+5749	STF 60	BE	1913	2000	3	125	106.1	7.36	10.15	2.79
Show		21732	00491+5749	STF 60	BF	1991	2000	2	275	369.1	7.36	11.53	4.17
Show		21732	00491+5749	STF 60	BG	1991	2000	2	254	404.0	7.36	9.53	2.17
Show		21732	00491+5749	STF 60	BH	1928	2000	4	355	684.7	7.36	8.41	1.05
Show			00491+5749	STF 60	FG	1911	2003	6	188	142.4	11.53	9.53	2.00

Decuple system
10 visible stars in this system

Precise pa	259.5		Precise sep	225.03		Cdsa2 id	STF 60 AC		Constellation	Cassiopeia
SAO	21732		HIP	3821		HD	4614		HR	219
GC	962		GL	Gl 34A		BD	BD+57 150		Bayer	Eta Cassiopeiae
Bayer name	Eta Cas		Flamsteed	24 Cassiopeiae		Flamsteed name	24 Cas		Ra deg	0.8184138888888889
De deg	57.815194444444444		Distance	5.95		Distance ly	19.41		last precise pa	259.5
last precise sep	225.03

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
00491+5749	STF 60	AC	2000	5	257	218.7	3.52	11.40		N DP	004905.10+574859.6
00491+5749	STF 60	AC	2011	5	262	237.6	3.52	11.40		NUDP	004905.10+574859.6

If you need more information about this double, apply for a data request form to the WDS.