Back, Sarah
Current rating: 1266
Record: 7-23-1
| Grand Prix Denver 2019 (M20 standard) | starting rating: 1280 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 100 | Guzman, Michael (1500) | Lost 0-2 | -141266 |
| top | record: 0-1 | new rating: 1266 | ||
| Grand Prix Memphis 2019 (RNA standard) | starting rating: 1245 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 105 | Lowright, Chris (1543) | Lost 1-2 | -131232 |
| 2standard | 322 | Dow, Kameron (1483) | Lost 0-2 | -131219 |
| 3standard | 427 | Mcabee, Michael (1463) | Won 2-0 | +221241 |
| 4standard | 390 | Baleda, Carl (1482) | Lost 1-2 | -141227 |
| 5standard | 382 | Mendoza, Jessier (1461) | Won 2-1 | +231250 |
| 6standard | 299 | Case, Cole (1479) | Lost 1-2 | -141236 |
| 7standard | 273 | Shagla-McKotch, Alexander (1392) | Won 2-1 | +211257 |
| 8standard | 215 | King, Tim (1566) | Won 2-1 | +231280 |
| top | average opponent: 1484record: 4-4 | new rating: 1280 | ||
| Grand Prix Atlanta 2018 (modern) | starting rating: 1335 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 156 | Hill, Acqucer (1446) | Lost 0-2 | -161319 |
| 2modern | 464 | Klindt, Devin (1379) | Lost 1-2 | -171302 |
| 3modern | 656 | Pituk, Paul (1464) | Lost 0-2 | -151287 |
| 4modern | 730 | Watson, Keith (1463) | Lost 1-2 | -141273 |
| 5modern | 681 | Parrish, Patrick (1427) | Draw 1-1 | +21275 |
| 6modern | 598 | Webster, Calvin (1409) | Lost 1-2 | -151260 |
| 8modern | 414 | Vincilione, Jacques (1441) | Lost 1-2 | -151245 |
| top | average opponent: 1433record: 0-6-1 | new rating: 1245 | ||
| Grand Prix New Jersey 2018 (GRN standard) | starting rating: 1457 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 86 | Berry, Sean (1516) | Lost 1-2 | -171440 |
| 2standard | 387 | Dubulis, Kylie (1482) | Lost 1-2 | -171423 |
| 3standard | 565 | Deutsch, Owen (1464) | Lost 0-2 | -171406 |
| 4standard | 569 | DuBois, Jesse (1444) | Lost 0-2 | -181388 |
| 5standard | 532 | Falconiere, Christopher (1427) | Lost 1-2 | -171371 |
| 6standard | 477 | Kesling, Robert (1410) | Lost 1-2 | -171354 |
| 8standard | 345 | Petrock, Brandon (1328) | Lost 0-2 | -191335 |
| top | average opponent: 1439record: 0-7 | new rating: 1335 | ||
| Grand Prix Memphis 2018 (RIX standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 13 | Munn, Justin (1480) | Lost 0-2 | -181482 |
| 2standard | 267 | Finn, Zachary (1481) | Lost 0-2 | -181464 |
| 3standard | 479 | Howe, John (1444) | Lost 0-2 | -191445 |
| 4standard | 504 | Shirley, Ernest (1378) | Won 2-0 | +171462 |
| 5standard | 458 | Fritz, Timothy (1350) | Lost 0-2 | -201442 |
| 6standard | 409 | Brennan, Chris (1437) | Lost 0-2 | -181424 |
| 7standard | 356 | Van Ausdal, Matthew (1263) | Won 2-1 | +151439 |
| 8standard | 289 | Barrell, Frederick (1446) | Won 2-1 | +181457 |
| top | average opponent: 1410record: 3-5 | new rating: 1457 | ||