This is purely by accident. When i was obtaining the data for 1st light 132 in an earlier thread, halfway through the sequence the auto guider moved ( i was asleep

i ended up with 10 images of the running man as well.
Rather than waste them i had my 1st go at a mosaic.
I used the automatic routine in cs6 ( i had to do a mild stretch of both images for it to work )
This is what i ended up with