About the station
Herne Hill railway station is in the London Borough of Lambeth in South
London, Services are provided by Thameslink to London Blackfriars, Farringdon,
St Pancras International and St Albans on the Thameslink route and by
Southeastern to London Victoria (via Brixton) and Orpington on the Chatham
Main Line.
The station sits at the bottom of the hill that gives the area its name and is
close to Brockwell Park.
The cache
AB = The zones the station is between
C = The number of miles down the line from Victoria
D = The number Platforms the station has
The cache is at:
N51
27.(B-A)(D+(B-A))(C-A)
W000
06.(C-A)((B*C)-A)(B*C)
You can validate your puzzle solution with
certitude.