I expect so.. somewhere. But the main riverside project site doesn't seem to be updated. Meanies. You should add BSH as a site you know. Edit - I take that back, it's already on ahem. I just can't spell.
Presumably, the third henge is Coneybury:
http://www.themodernantiquarian.com/site/6727/coneybury_henge_site.html
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