Robb, Ian
Current rating: 1525
| Grand Prix Providence 2018 (M19 standard) | starting rating: 1568 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 135 | Rogers, Christopher (1503) | Lost 1-2 | -201548 |
| 2standard | 196 | Paige, Isaac (1482) | Won 2-1 | +171565 |
| 3standard | 267 | Schaub, Douglas (1500) | Lost 1-2 | -191546 |
| 4standard | 281 | Evans, Max (1402) | Lost 1-2 | -211525 |
| top | average opponent: 1472record: 1-3 | new rating: 1525 | ||
| Grand Prix Providence 2016 (KLD standard) | starting rating: 1565 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 336 | Zobian, John (1485) | Lost 0-2 | -191546 |
| 2standard | 382 | Kokovidis, Michael (1482) | Won 2-0 | +161562 |
| 3standard | 405 | McKeone, Keith (1462) | Lost 0-2 | -191543 |
| 4standard | 508 | Brewer, Blake (1372) | Lost 0-2 | -211522 |
| 5standard | 500 | Kirkwood, Connor (1510) | Won 2-0 | +171539 |
| 6standard | 430 | Mosca, Peter (1482) | Won 2-0 | +171556 |
| 7standard | 383 | Lepesko, Brendon (1458) | Won 2-0 | +161572 |
| 8standard | 275 | Pekar, George (1462) | Won 2-1 | +161588 |
| 9standard | 185 | Davis, James (1779) | Won 2-0 | +221610 |
| 10standard | 485 | Zhang, Alex (1569) | Won 2-0 | +171627 |
| 11standard | 428 | Chen, Xin [USA] (1577) | Lost 0-2 | -191608 |
| 12standard | 437 | Stiles, Collin (1525) | Lost 0-2 | -191589 |
| 13standard | 452 | Markson, Samuel (1540) | Won 2-0 | +171606 |
| 14standard | 437 | Ruether, Cameron (1527) | Lost 1-2 | -201586 |
| 15standard | 435 | Halpern, Derek (1542) | Lost 1-2 | -181568 |
| top | average opponent: 1518record: 8-7 | new rating: 1568 | ||
| Grand Prix Boston-Worcester 2014 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 883 | Jolin, Gregory (1721) | Won 2-0 | +221522 |
| 2modern | 893 | Cline, Branden (1663) | Lost 1-2 | -151507 |
| 3modern | 1152 | Dobbin, Zach (1450) | Won 2-1 | +161523 |
| 4modern | 1050 | Naylor, Jamie (1748) | Lost 0-2 | -131510 |
| 5modern | 1002 | Zirolli, Matthew (1571) | Won 2-1 | +191529 |
| 6modern | 937 | Leigh, Alina (1458) | Lost 1-2 | -201509 |
| 7modern | 962 | Hendry, Ian (1688) | Won 2-1 | +221531 |
| 8modern | 872 | Dickson, Shaun (1496) | Won 2-0 | +171548 |
| 9modern | 847 | Rehak, John (1498) | Won 2-0 | +171565 |
| top | average opponent: 1588record: 6-3 | new rating: 1565 | ||