Did a bit more on this one back in September…
Sorry, I see no improvement over the official version.
Anyway, this might help if you are trying to redo the matte:
http://i.imgur.com/TIIJZ6J.jpg
Also, why not contact this guy ? Very good model (and photo) I think.
https://deeplyobsessed.blogspot.com/2013/05/millennium-falcon-and-deathstar-docking.html