The cache isn't located at these coordinates.
You need to complete the Newton Longville Loop Adventure lab to get all the clues to solve this one.
Complete the adventure lab and gain the values for A, B, C, D, and E from the completion messages.
N 51 58.A0B W 000 4A.CDE
This is the link to the lab, or use the QR code below: https://labs.geocaching.com/goto/2e843992-1fc6-402a-be82-33ed3858ae21