Where is the cache? Mystery Cache

There the cache was, hanging in a tree. To find out where the tree was, you have to solve the letters in a simple equation. Due to "forest work" there are no trees anymore. The cache is now under a stone.

It's been said that everyone makes mysteries they would like to solve themselves. I found this mystery in geocaching.com, solved it and liked it so much that I wanted to make the same here in Finland. I asked for permission to copy this idea and the inventor of this equation gave it. So, many thanks to Col Mustard! And here is the equation:

Each letter represents an individual number. All though there is a word "wasp" in the latitude, there are no wasps. In stead there are deer flies in the autumn, so watch out! You can find the cache at coordinates