Part 1
N 51° 28.754' W 001° 21.587'
N 51° 29.150' W 001° 04.931'
N 51° 18.641' W 001° 21.410'
N 51° 17.841' W 001° 03.713'
Part 2
The cache can be found, within half a mile of the published coordinates, at:-
51° [1st-4th].[((1st+4th)x(5th-4th)x2nd)-2nd] 001° [2nd-(5thx2)-4th].[(2ndx3rdx(5th-4th))-1st-4th-5th]
.
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