Tepi62Ka: I had about 33y shot next, back wind strong, I choose pitch 33y club, set it full back spin...hit about 80%...my ball is somewhere 49y long. How in hell
pitch shot with full back spin of a 100y wedge (56deg) is not the same as a pitch shot with FBS and your lob wedge which will release less, when you factor in heavy tail wind, possibility of landing on a downslope with a cheaper type ball on St And and the wind is going to help the release on the greens... the ball may not stop for awhile - can think of several pin placements where a scenario like that could happen even without a accidental club change...
it really helps to understand carry distance and estimated release based on the landing area and whether the ball will kick forward or bite... also taking off power hitting 80% versus 100% can also reduce spin effect and having less bite on the shot...
if you had a heavy tailwind and were dialing the shot back so much, then it sounds like you would have been much better off to hit a full power flop shot with the 26y flop wedge with full back spin and the shot would have landed short and released less and ended up much closer to the hole...
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one of the best tutorials for tips and shot types, I ever came across on youtube was by Lizard69 and he describes using the flop shot on STA hole 14 about 20 min in.
good luck.