Rubin, Nicholas
Current rating: 1349
| Grand Prix Toronto 2019 (modern) | starting rating: 1393 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 440 | Dillon, Matthew (1485) | Lost 0-2 | -171376 |
| 2modern | 518 | Ross-Howe, Maclean (1482) | Won 2-0 | +201396 |
| 3modern | 325 | Siecker, Rob (1713) | Lost 1-2 | -121384 |
| 4modern | 419 | Watt, James (1482) | Lost 0-1 | -161368 |
| 5modern | 510 | Smith, Michael (1324) | Lost 1-2 | -191349 |
| top | average opponent: 1497record: 1-4 | new rating: 1349 | ||
| Grand Prix New Jersey 2018 (GRN standard) | starting rating: 1422 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 262 | Lupicki, Kamil (1535) | Lost 1-2 | -161406 |
| 2standard | 394 | Yambo, Cyle (1436) | Won 2-0 | +191425 |
| 3standard | 474 | Battis, Liam (1474) | Lost 1-2 | -171408 |
| 4standard | 487 | Stahl, Peter (1480) | Lost 0-2 | -171391 |
| 5standard | 494 | Vaughn, Brian (1406) | Won 2-0 | +181409 |
| 6standard | 449 | Olivera, Miguel (1483) | Lost 1-2 | -161393 |
| top | average opponent: 1469record: 2-4 | new rating: 1393 | ||
| Grand Prix Toronto 2018 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 76 | Steward, Andrew (1521) | Lost 1-2 | -181482 |
| 2modern | 637 | Whattam, Corey (1479) | Won 2-0 | +181500 |
| 3modern | 356 | McKee, Thomas (1552) | Lost 0-2 | -171483 |
| 4modern | 738 | Jenkins, Chad (1477) | Lost 1-2 | -181465 |
| 5modern | 656 | Grabianowski, Joe (1462) | Lost 0-2 | -181447 |
| 6modern | 630 | Wilson, Dustin (1342) | Won 2-0 | +161463 |
| 7modern | 499 | Schwab, Jason (1149) | Lost 0-2 | -231440 |
| 8modern | 460 | Dunn, Ryan (1481) | Lost 1-2 | -181422 |
| top | average opponent: 1433record: 2-6 | new rating: 1422 | ||