Cache is not at the posted coordinates, but solve the puzzle below to find the correct ones. All of these names have a common thread and once you find that, it will be an easy solve. I used wikipedia as my source, that is all I have to say, period.
North = Forbes, Reinmuth (1), Biela, Gehrels (3)
West = Pons-Brooks, Finlay, Swift-Gehrels, Schwassmann-Wachmann (3)
You can validate your puzzle solution with certitude.