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Doubles in session

Current system

06566+2858
SIN 25 AE

Selections

Full WDS
Binocular doubles
Binary Systems
Triple Systems
Quadruple Systems
Multiple Systems
Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

06566+2858 SIN 25 AE

06^h 56^m 34.42^s +28° 57' 56.7" P.A. 66.00 sep 173.2 mag 9.61,15.10 Sp F5 dist. 70.47 pc (229.87 l.y.)

Coord 2000	06566+2858		Discov num	SIN 25		Comp	AE		Coord arcsec 2000	06 56 34.42 +28 57 56.7
Date first	1989		Date last	2015		Obs	7
Pa first	66		Pa last	66		P.A. Now (θ)	66°
Sep first	173.3		Sep last	173.22		Sep. Now (ρ)	173.22"
Mag pri	9.61		Mag sec	15.10		delta mag (ΔM)	5.49		Spectral class	F5 (yellow-white)
Pri motion ra	+001		Sec motion ra	-001
Pri motion dec	-005		Sec motion dec	-015
Notes

rPM=0.678

Nature of this double is uncertain.

06566+2858 SYSTEM COMPONENTS

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show	HD 266479	78888	06 56 34 +28 57 57	HJ 742 AB	2016	19	4	10.0	9.61	10.62	1.01
Show		78888	06 56 34 +28 57 57	SIN 25 AC	2015	7	11	130.0	9.61	14.69	5.08
Show		78888	06 56 34 +28 57 57	SIN 25 AD	2015	6	318	139.1	9.61	15.80	6.19
Show		78888	06 56 34 +28 57 57	SIN 25 AE	2015	7	66	173.2	9.61	15.10	5.49		<===
Show		78888	06 56 34 +28 57 57	SIN 25 AF	2015	7	294	208.9	9.61	15.20	5.59
Show		78888	06 56 34 +28 57 57	SIN 25 AG	2015	7	262	255.8	9.61	12.83	3.22

Septuple system
7 estimated visually detectable stars in this system

OTHER CATALOGS AND DESIGNATIONS

Constellation	Gemini		SAO	78888		HIP	33383		Tycho2	1906-01565-1
Gaia DR2	887645808804060928		HD	266479		BD	BD+29 1407		Distance	70.47
Distance ly	229.87