Tullow (45%) are partnered with Anadarko (40%) who has had great success recently in East Africa exploration. Guess APC are on a roll right now.
Some links:
http://www.anadarko.com/SiteCollectionDocuments/PDF/Media%20Center/Paon%20Discovery%206-7-12.pdf
http://www.anadarko.com/SiteCollectionDocuments/PDF/Media%20Center/Paon-1X%20Discovery%20Map.pdf
GLTA