Eric Coverly (Codename Y) is not at the above co-ordinates. He is the second of Doctor No's henchmen and a part time dentist. BD Eye knows his location but will only reveal it once you give him the correct value of Y. The code is a simple substitution cipher where the key words are an anagram of BD's name.
There is nothing at the listed coordinates.
Links to other caches in the series:
¤ Jacob's Pillow
¤ BD Eye
¤ Charles Edghill
¤ Eric Coverly
¤ Henry Lopez
¤ Adrian Robinson
¤ Doctor No
¤ Clue 1
¤ Clue 2 (Pink Ribbon)
¤ Clue 3 (Queen's Portraits)
¤ Clue 4 (Artist's Journal)
¤ Clue 5 (Artist's Palette)
¤ Bonus - Lucifer's Musical Box
¤ Bonus - Major Ursa's Gadget Stash
Part of The Final Revelation series of 66 puzzle caches.