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Mark- can you get the program to show only stars in particular distance 'cuts' oriented in different lines of sight (kinda like what they can do with CT or MRI scans)?

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Or do we know the distances to enough nearer stars?

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I would imagine that shared motion would also be a good info source here.

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Indeed, both distance and proper motion need to match for any two stars to be possibly physically linked.

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Mark
Leica 8x20; Vixen 8x42; Swift 8.5x44, 10x50 and 20x80; TS 7x50; Orion 15x63
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