From a reply on Redstate
on dkos, I found out that the appeals court with the jurisdiction in Michigan is the 6th.
Glancing through the list of judges I see that 6 out of 9, including chief, of the senior judges are GOP appointed. Also out of the regular judges 7 out of 13 are also GOP appointed. So, this seems to be an increasingly conservative court (a lot of new Bush appointed judges).
I thought this ruling was by one judge