> Notice that the 8060926 sectors the disk has in LBA mode is more than
> 3935 * 64 * 32 = 8058880, so there are 2046 more sectors in LBA
> mode than in CHS mode.
> 
> Assuming 63 sectors per track instead and ignoring cylinder and head
> count gives a spill of 13 sectors. I would have guessed Windows
> used the classical fake geometry of 16383/16/63, and maybe it is:
> if it also does not need to place partitions on cylinder
> boundaries it all adds up.
> 

Excellent!  I did not notice that.  I think we have succeeded in 
completely explaining this issue now.

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