
This time I actually remembered to stand in the exact middle of the square, and took images with much overlap all around
( ,
Mon 24 Oct 2011, 9:14,
archived)

The overlap is the key, but also a centre point that you can easily fake can make life easier.
i.e.
www.flickr.com/photos/oybon/3249181788/in/set-72157604451777456
though sometimes it is better to give up and accept the inevitable
www.flickr.com/photos/oybon/2178841887/in/set-72157604451777456
(300mb + at one point in editing (yes I know that is stupid))
( ,
Mon 24 Oct 2011, 11:15,
archived)
i.e.
www.flickr.com/photos/oybon/3249181788/in/set-72157604451777456
though sometimes it is better to give up and accept the inevitable
www.flickr.com/photos/oybon/2178841887/in/set-72157604451777456
(300mb + at one point in editing (yes I know that is stupid))