00066+2901 ENG   1A,CD

Coord 2000	00066+2901		Discov num	ENG   1		Comp	A,CD		Coord arcsec 2000	00 06 36.78 +29 01 17.4
Date first	1886		Date last	2019		Obs	15
Pa first	182		Pa last	200		P.A. Now (θ)	200°
Sep first	156.4		Sep last	139.7		Sep. Now (ρ)	139.7"
Mag pri	6.14		Mag sec	10.70		delta mag (ΔM)	4.56		Spectral class	K0V (yellow-orange)
Pri motion ra	+381		Sec motion ra	+033
Pri motion dec	-179		Sec motion dec	-027
Notes	N U (See Notes, Proper motion indicates non-physical)

rPM=0.902 This double is not physical.

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show	V439 And	73743	00 06 37 +29 01 17	STT 549 AB	2019	22	260	193.6	6.15	10.34	4.19
Show		73743	00 06 37 +29 01 17	ENG 1 A,CD	2019	15	200	139.7	6.14	10.70	4.56		<===
Show		73743	00 06 37 +29 01 17	LAF 21 AE	2005	1	83	10.2	4.60	17.20	12.60
Show		73743	00 06 33 +28 59 02	BU 1338 CD	2019	15	211	3.3	11.40	11.50	0.10

Quintuple system
6 visible stars in this system

Precise pa	200.3		Precise sep	139.7		Var name	V439 And		Constellation	Hydra
SAO	73743		HIP	544		Tycho2	1735-00927-1		HD	166
HR	8		GL	Gl 5		BD	BD+28 4704		Distance	13.67
Distance ly	44.59

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
00066+2901	ENG 1	A,CD	1998	10	198	144.4	6.15	11.00		NUD	000636.78+290117.4
00066+2901	ENG 1	A,CD	2001	11	198	142.6	6.15	11.00		NUD	000636.78+290117.4
00066+2901	ENG 1	A,CD	2011	12	199	141.8	6.15	11.00		NUD	000636.78+290117.4
00066+2901	ENG 1	A,CD	2012	13	200	142.7	6.14	10.70		NUD	000636.78+290117.4
00066+2901	ENG 1	A,CD	2013	14	200	141.9	6.14	10.70	K0V	NUD	000636.78+290117.4
00066+2901	ENG 1	A,CD	2019	15	200	139.7	6.14	10.70	K0V	NU	000636.78+290117.4

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