| 31st U.S. Senior Open Championship - Player Scorecard | |
| Updated 4:17 p.m. PDT | |
| * = Denotes 10th Tee Start; (a) = Denotes Amateur | |
| Ron Ptacek | ![]() |
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| Hole | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | Out | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | In | Total |
| Yards | 403 | 508 | 415 | 392 | 190 | 480 | 420 | 443 | 205 | 3456 | 400 | 545 | 455 | 170 | 370 | 413 | 375 | 212 | 470 | 3410 | 6866 |
| Par | 4 | 5 | 4 | 4 | 3 | 4 | 4 | 4 | 3 | 35 | 4 | 5 | 4 | 3 | 4 | 4 | 4 | 3 | 4 | 35 | 70 |
| Round 1 | 4 | 5 | 4 | 4 | 5 | 4 | 3 | 4 | 4 | 37 | 3 | 5 | 4 | 4 | 5 | 4 | 3 | 3 | 4 | 35 | 72 |
| Round 2 | 4 | 5 | 4 | 5 | 4 | 4 | 4 | 4 | 3 | 37 | 5 | 5 | 5 | 3 | 4 | 4 | 6 | 6 | 4 | 42 | 79 |
| Round 3 | |||||||||||||||||||||
| Round 4 | |||||||||||||||||||||
| -- Statistical Summary -- | |||||
| Round 1 | Round 2 | Round 3 | Round 4 | Overall | |
| Score | +2 72 | +9 79 | NaN | ||
| Average Drive | 267.0 | 271.5 | 269.3 | ||
| Fairways Hit Percentage | 10/14 71% | 11/14 79% | 0/0 NaN% | 0/0 NaN% | 21/28 75% |
| Greens in Regulation Percentage | 7/18 39% | 8/18 44% | 0/0 NaN% | 0/0 NaN% | 15/36 42% |
| Putts Per Round Putts Per Hole | 27/18 1.50 | 32/18 1.78 | 0/0 NaN | 0/0 NaN | 59/36 1.64 |
| Eagles | 0 | 0 | 0 | 0 | 0 |
| Birdies | 3 | 0 | 0 | 0 | 3 |
| Pars | 11 | 12 | 0 | 0 | 23 |
| Bogeys | 3 | 4 | 0 | 0 | 7 |
| Double Bogeys | 1 | 1 | 0 | 0 | 2 |
| Other | 0 | 1 | 0 | 0 | 1 |
| Par 3's | +4 | +4 | Even | Even | +8 |
| Par 4's | -2 | +5 | Even | Even | +3 |
| Par 5's | Even | Even | Even | Even | Even |