Orbital Distance (a=AUs)	Orbital Period (P=years)	Orbital Eccentricity (e)	Orbital Inclination (i=degrees)	Mass (Solar)	Diameter (Solar)	Density (Earths)	Surface Gravity (Earths)	Metallicity (Solar)
AB Mass Center	0.0	...	...	...	...	...	...	...	...
Theta Persei A	66	2,720	0.13	75.44	1-1.4	1.24	...	...	0.7-1.2
H.Z. A	1.5	1.6	0	75.44	...	...	...	...	...
Theta Persei B	184	2,720	0.13	75.44	0.43	<1	...	...	...
H.Z. B	0.1	0.05	0	75.44	...	...	...	...	...