Brennecke, Sarah
Current rating: 1448
Record: 7-10
| Regional Championships San Diego 2023 (ONE standard) | starting rating: 1462 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 108 | Levy, Alec (1558) | Lost 0-2 | -161446 |
| 2standard | 255 | sierra, raul (1486) | Lost 0-2 | -181428 |
| 3standard | 395 | S, Michael (1465) | Won 2-0 | +191447 |
| 4standard | 365 | Hinkley, Tristan (1484) | Lost 0-2 | -171430 |
| 5standard | 351 | Quick, Landon (1472) | Won 2-1 | +181448 |
| 6standard | 302 | Cullinan, Kevin (1407) | Won 2-1 | +181466 |
| 7standard | 251 | Wasburn-Moses, Adam (1506) | Lost 0-2 | -181448 |
| top | average opponent: 1483record: 3-4 | new rating: 1448 | ||
| Grand Prix Minneapolis 2018 (M19 limited) | starting rating: 1498 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 289 | Gamroth, Brian (1526) | Won 2-1 | +181516 |
| 2sealed | 102 | Marsh, Greg (1521) | Lost 1-2 | -181498 |
| 3sealed | 442 | Beinlich, Connor (1499) | Lost 1-2 | -181480 |
| 4sealed | 472 | Ning, Justin (1453) | Lost 1-2 | -181462 |
| top | average opponent: 1500record: 1-3 | new rating: 1462 | ||
| Grand Prix Minneapolis 2009 (ZEN limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 227 | Morrill, Iam (1500) | Won 2-0 | +181518 |
| 2sealed | 195 | Kimman, Maverick (1518) | Won 2-0 | +181536 |
| 3sealed | 6 | Ojala, Luke (1509) | Lost 1-2 | -181518 |
| 4sealed | 341 | Bohn, Micah (1471) | Won 2-0 | +171535 |
| 5sealed | 81 | Cormier, Jason (1537) | Lost 0-2 | -181517 |
| 6sealed | 264 | Saari, Tim (1466) | Lost 1-2 | -191498 |
| top | average opponent: 1500record: 3-3 | new rating: 1498 | ||