O'Brien, Tyler
Current rating: 1397
Record: 8-15-1
| Grand Prix Richmond 2018 (leg) (legacy) | starting rating: 1451 | |||
| round | table | opponent (rating) | result | Δrating |
| 2legacy | 90 | Cooperman, Ross (1418) | Lost 1-2 | -181433 |
| 3legacy | 279 | DeJohn, Chris (1392) | Lost 0-2 | -191414 |
| 4legacy | 323 | Gabriel, Parrish (1485) | Lost 0-2 | -171397 |
| top | average opponent: 1432record: 0-3 | new rating: 1397 | ||
| Grand Prix Hartford 2018 (modern) | starting rating: 1440 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 150 | Gentile, Greg (1456) | Won 2-1 | +181458 |
| 2modern | 126 | Rosario, Luis (1416) | Won 2-0 | +181476 |
| 3modern | 295 | [anonymous] | Lost 0-2 | -161460 |
| 4modern | 545 | Berlinrut, Gregory (1577) | Lost 1-2 | -161444 |
| 5modern | 476 | Stecher, Zach (1520) | Won 2-1 | +201464 |
| 6modern | 265 | Naseef, Joseph (1515) | Won 2-1 | +191483 |
| 7modern | 161 | Savarin, Billy (1593) | Lost 0-2 | -161467 |
| 8modern | 286 | Cotrupe, Matthew (1599) | Lost 1-2 | -161451 |
| top | average opponent: 1538record: 4-4 | new rating: 1451 | ||
| Grand Prix New Jersey 2017 (std) (AER standard) | starting rating: 1448 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 303 | Martini, Matthew (1542) | Won 2-1 | +201468 |
| 2standard | 113 | Smith, Erik (1689) | Won 2-1 | +221490 |
| 3standard | 348 | Shum, Jeska (1499) | Lost 0-2 | -181472 |
| 4standard | 239 | Carroll, Avery (1522) | Lost 1-2 | -171455 |
| 5standard | 479 | Stein, Harrison (1548) | Lost 1-2 | -161439 |
| 6standard | 563 | Goldman, Henry (1464) | Won 2-0 | +181457 |
| 7standard | 514 | Stanjones, Kyle (1501) | Lost 1-2 | -171440 |
| top | average opponent: 1538record: 3-4 | new rating: 1440 | ||
| Grand Prix Providence 2016 (KLD standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 126 | Lyons, Paul (1641) | Lost 1-2 | -151485 |
| 2standard | 343 | Morales, Charles (1475) | Lost 1-2 | -191466 |
| 3standard | 557 | Zahnzinger, Zachary (1489) | Won 2-0 | +191485 |
| 4standard | 517 | Lupica, Matthew (1482) | Draw 1-1 | 01485 |
| 5standard | 459 | Davis, Bryson (1467) | Lost 1-2 | -191466 |
| 6standard | 473 | Deering, Christian (1463) | Lost 1-2 | -181448 |
| top | average opponent: 1503record: 1-4-1 | new rating: 1448 | ||