| Date | Tournament | State | Round | Chris Ostrowski | Arnold Appelhof |
|---|---|---|---|---|---|
| 31/07/2016 | Winter Masters | NSW | 8 | 393 | 393 |
| 31/07/2016 | Winter Masters | NSW | 11 | 383 | 351 |
| 17/04/2017 | National Championship | WA | 11 | 407 | 316 |
| 17/04/2017 | National Championship | WA | 16 | 364 | 337 |
| 02/04/2018 | 2018 National Championship | ACT | 19 | 404 | 342 |
| 01/10/2018 | NSW Champs | NSW | 12 | 434 | 348 |
| 28/01/2019 | City Of Sydney International Masters | NSW | 13 | 353 | 449 |
| 27/01/2020 | City of Sydney International Masters | NSW | 7 | 417 | 320 |
| 27/01/2020 | City of Sydney International Masters | NSW | 17 | 433 | 352 |
| 03/04/2021 | OZ CHAMPS | NSW | 11 | 398 | 315 |
| 03/04/2021 | OZ CHAMPS | NSW | 15 | 340 | 384 |
| 16/04/2022 | Australian Championship | QLD | 7 | 359 | 296 |
| 16/04/2022 | Australian Championship | QLD | 14 | 407 | 370 |
| 02/07/2022 | NO FRILLS 3 | NSW | 7 | 370 | 356 |
| 03/10/2022 | 2022 NSW CHAMPIONSHIP | NSW | 20 | 290 | 372 |
| 06/11/2022 | Revesby Round Robin | NSW | 1 | 414 | 371 |
| 28/01/2024 | CSIM 2024 | NSW | 9 | 392 | 351 |
| 26/01/2025 | CITY OF SYDNEY MASTERS | NSW | 3 | 348 | 357 |
| 06/10/2025 | NSW CHAMPIONSHIP 2025 | NSW | 20 | 314 | 424 |
| Head-to-head after 19 games | 13.5 | 5.5 | |||
| Average score | 380.00 | 358.11 | |||
| Spread | 416 | -416 | |||