00300-0357 HJ  322AB (12 Cet)

Coord 2000	00300-0357		Discov num	HJ  322		Comp	AB		Coord arcsec 2000	00 30 02.35 -03 57 26.3
Date first	1827		Date last	2015		Obs	28
Pa first	170		Pa last	202		P.A. Now (θ)	202°
Sep first	8.0		Sep last	12.0		Sep. Now (ρ)	12"
Mag pri	5.90		Mag sec	10.18		delta mag (ΔM)	4.28		Spectral class	M1III (red)
Pri motion ra	+011		Sec motion ra
Pri motion dec	-012		Sec motion dec
Notes	N U (See Notes, Proper motion indicates non-physical)

This double is not physical.

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show	12 Cet	128791	00 30 02 -03 57 26	HJ 322 AB	2015	28	202	12.0	5.90	10.18	4.28		<===
Show		128791	00 30 02 -03 57 26	BU 1345 AC	2015	9	110	223.7	5.90	10.97	5.07

Triple system
3 visible stars in this system

Precise pa	202.1		Precise sep	11.98		Name	12 Cet		Constellation	Cetus
SAO	128791		HIP	2353		Tycho2	4675-00412-1		Gaia DR2	2528508721022169728
HD	2637		HR	117		GC	584		BD	BD-04 54
Flamsteed	12 Ceti		Flamsteed name	12 Cet		Distance	173.91		Distance ly	567.29

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
00300-0357	HJ 322	AB	1998	26	200	11.6	6.00	10.80	M1III	N D	003002.35-035726.3
00300-0357	HJ 322	AB	2015	28	202	12.0	5.90	10.18	M1III	NU	003002.35-035726.3

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