MULTIPLE   STARS Tom  Whitney   256-6234    E-Mail .

Star	C	S	Mag	Color	A.Sep	Sep.Dist	Dist	Period
Eta	Cas	P	3.4, 7.5	Y&Pr	11	?	160	500 Y
Alfirk	Cep	P	3.2, 7.8	BW&BW	13	400 B	980	10,000 Y
Mizar & Alcor	UMa	P	2.5, 4.0	W&W	14	38 B	?	10,000 Y
Polaris	UMi	P	2.0, 8.2	Y&B	18	190 B	820	10,000 Y
Izar	Boo	Sp	2.7, 5.1	Y&W	3	22 B	210	500 Y
Cor Caroli	CVn	Sp	3.0, 5.5	Y&Pr	20	72 B	130	1,000,000 Y
Algorab	Crv	Sp	3.0, 8.5	Y&Pr	24	?	?	?
Algieba	Leo	Sp	2.6, 3.4	O&Y	5	1 B	76	600 Y
Porrima	Vir	Sp	3.6, 3.6	YW&YW	3.5	270 M - 6.5 B	31	171 Y
Albireo	Cyg	Su	3.1, 5.1	Y&B	34	400 B	410	N/A
Delta	Cyg	Su	3.0, 6.5	BG&B	2	225 B	270	525 Y
Gamma	Del	Su	4.3, 5.1	Y&YG	3	20 B	100	9.000 Y
Ras Algethi	Her	Su	3.5, 5.4	O&G	?	65 B	430	4,000 Y
Delta	Her	Su	3.1, 8.0	G&Pr	?	?	95	?
Double- Double	Lyr	Su	5.1, 6.0 6.1, 5.4	W&W W&W	1=2.8, 2=2.6 1-2=?	1=15B, 2=16B 1-2=1.2 T	180	1=1,165 Y, 2=600Y 1-2=1 MY
Akrab	Sco	Su	2.6, 4.9	BW&BW	14	?	600	?
Nu	Sco	Su	?	?	?	?	?	?
Almak	And	F	?	?	?	?	?	?
Theta	Aur	W	2.6, 7.2	W&R	3.5	10 B	1110	800 Y
Iota	Can	W	4.2, 6.6	Y&B	30	?	?	?
Sirius	CMa	W	-1.4, 8.5	W&W	5	12 B	6	50 Y
Castor	Gem	W	2,0, 2.9, 9.1	Y&Y&R	AB=2 AC=72.5	AB=8.4B, AC=100B A=4M, B=38B, C=2M	45	AB=400Y, AC=10,000Y A=9D, B=3D, C=20D
Alnitak	Ori	W	2.0, 4.2	Y&B	2.4	120 B	1,600	5,000 Y
Nalsaif	Ori	W	2.8, 7.3	W&B	1	605 B	2,000	10,000 Y
Rigel	Ori	W	0.1, 8.8	B&O	9	250 B	1,200	10,000 Y
Sigma	Ori	W	A4, B4, C10 D7.5, E6, E8	W&B&W Y&R&R	AB=2, AC=72	AB=8 B, AC=100 B	1,400	AB=170 Y
Trapezium	Ori	W	4.0, 10.3 7.5, 6.3	Gry&W, B&R	9x19x13x13	?	1,600	NA