Split jump 1.5
or, more accurately Split jump 1.14256
The split jump 1.5 is actually far more difficult to complete than the split leap 1.5, which is why it’s far more rare. Most will hope that the momentum of leaping will help give them enough amplitude to get those 1.5 twists around in something resembling completion, a feat that is even more difficult when attempted from standing.
The split jump 1.5 is, nonetheless, rated at the same value as the split leap 1.5, so few bother.