Ann: Mukuyu-2 Appraisal Well Location Selected, page-194

"Interested in the opinion of those with geo knowledge but would be thinking that they are promoting it at 3700 but keeping their powder dry to go deeper if they see something (or nothing) when they hit the Lower Angwa to maximize results.
Thoughts? "

Programmed TDs usually make a few assumptions and you're often trying to keep the bean counters happy by having a stated TD for the well. There will nearly always be an option to extend TD provided certain conditions are met....eg indications of good reservoir and hydrocarbons at programmed TD.