Corner above the slot with white facing right; the edge is on the left, its top colour matching the corner's top.
Algorithms
R' U' R F R' F' U R
8 moves
YOURS
U F' U' F U F' U2 F
8 moves
U F' U' F U2 F' U F
8 moves
R' U' R F R2 F' R U R
9 moves
Relations
Mirror
F2L 5
Your algorithm backwards
R' U' F R F' R' U R
solves F2L 1
That's why your scrambles are never the inverse of the algorithm: you'd be practising F2L 1 without knowing it. CubeDojo builds a random state with this case and checks it comes out.