Mac, Steven
Current rating: 1548
| Grand Prix Sydney 2019 (RNA limited) | starting rating: 1512 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 4 | Mackenzie, Hudson (1500) | Lost 1-2 | -181494 |
| 2sealed | 223 | Chetcuti, Vincent (1550) | Won 2-1 | +191513 |
| 3sealed | 147 | Brewer, Warren (1459) | Lost 0-2 | -191494 |
| 4sealed | 187 | Comte, Valentin (1373) | Won 2-1 | +161510 |
| 5sealed | 173 | Jolley, Max (1530) | Won 2-1 | +181528 |
| 6sealed | 106 | Harris, Colin (1767) | Lost 0-2 | -141514 |
| 7sealed | 128 | Strain, Liam (1502) | Won 2-1 | +181532 |
| 8sealed | 83 | Rubasingham, Suban (1434) | Won 2-0 | +161548 |
| top | average opponent: 1515record: 5-3 | new rating: 1548 | ||
| Grand Prix Sydney 2016 (EMN limited) | starting rating: 1535 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 208 | Connelly-Hansen, Allan (1584) | Draw 1-1 | +11536 |
| 2sealed | 200 | Bayoneta, Chester Jay (1504) | Won 2-0 | +181554 |
| 3sealed | 225 | Borkman, Max (1517) | Won 2-0 | +171571 |
| 4sealed | 146 | McLeod, Peter (1534) | Lost 0-2 | -191552 |
| 5sealed | 248 | Mclennan-Elliott, Finn (1523) | Lost 0-2 | -181534 |
| 6sealed | 318 | Biermann, Jack (1505) | Won 2-0 | +171551 |
| 7sealed | 243 | Curtis, Patrick (1516) | Lost 1-2 | -181533 |
| 8sealed | 297 | Bulluss, Benjamin (1419) | Lost 0-2 | -211512 |
| 9sealed | 271 | Aulsebrook, Lucinda (1480) | Draw 1-1 | 01512 |
| top | average opponent: 1509record: 3-4-2 | new rating: 1512 | ||
| Grand Prix Brisbane 2011 (ISD standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 94 | Rao, Yogesh (1500) | Won 2-0 | +181518 |
| 2standard | 81 | Jolly, Morgan (1518) | Won 2-1 | +181536 |
| 3standard | 32 | Perez, Raul [AUS] (1536) | Lost 0-2 | -181518 |
| 4standard | 105 | Boss, Tahlia (1517) | Won 0-0 | +181536 |
| 5standard | 41 | Riddington, Shane (1543) | Won 2-1 | +181554 |
| 6standard | 20 | Calder, Jex (1557) | Lost 0-2 | -181536 |
| 7standard | 63 | Van Der Heiden, Jacob (1522) | Won 2-0 | +181554 |
| 8standard | 47 | Sedaitis, Morgan (1521) | Lost 1-2 | -191535 |
| top | average opponent: 1527record: 5-3 | new rating: 1535 | ||