01187-0052 HJ 5453AB

Coord 2000	01187-0052		Discov num	HJ 5453		Comp	AB		Coord arcsec 2000	01 18 41.10 -00 52 03.2
Date first	1827		Date last	2015		Obs	21
Pa first	210		Pa last	208		P.A. Now (θ)	208°
Sep first	30.0		Sep last	27.9		Sep. Now (ρ)	27.9"
Mag pri	8.00		Mag sec	11.94		delta mag (ΔM)	3.94		Spectral class	K1V+M0 (yellow-orange/red)
Pri motion ra	+430		Sec motion ra	+429
Pri motion dec	-249		Sec motion dec	-259
Notes	N V (See Notes, Proper motion indicates physical)

This double is physical.

Show	name	SAO	coord_2000	discov#	comp	first	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show		129219	01187-0052	EGN 1	Aa,Ab	2004	2005	3	139	1.0	8.00	11.50	3.50
Show		129219	01187-0052	HJ 5453	AB	1827	2015	21	208	27.9	8.00	11.94	3.94		<===
Show		129219	01187-0052	HJ 5453	AC	1907	2015	4	16	253.8	8.00	13.60	5.60

Quadruple system
3 visible stars in this system

Constellation

Cetus

SAO

129219

last precise pa

208.2

last precise sep

27.91

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
01187-0052	HJ 5453	AB	1998	18	209	27.9	8.00	11.94	K1V M0	N D	011841.10-005203.2
01187-0052	HJ 5453	AB	1999	19	208	27.7	8.00	11.94	K1V M0	N D	011841.10-005203.2
01187-0052	HJ 5453	AB	2010	20	208	27.9	8.00	11.94	K1V+M0	NV	011841.10-005203.2
01187-0052	HJ 5453	AB	2015	21	208	27.9	8.00	11.94	K1V+M0	NV	011841.10-005203.2

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