Pienaar, Ivan
Current rating: 1589
Record: 16-12
| Grand Prix Toronto 2016 (SOI standard) | starting rating: 1606 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 177 | Conti, Blake (1629) | Lost 0-2 | -171589 |
| top | record: 0-1 | new rating: 1589 | ||
| Grand Prix Toronto 2015 (DTK standard) | starting rating: 1591 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 349 | Hartt, Mikael (1507) | Won 2-0 | +161607 |
| 3standard | 12 | Wiles, Jason (1572) | Won 2-1 | +171624 |
| 4standard | 80 | Gaynor, Jonah (1530) | Lost 1-2 | -191605 |
| 5standard | 253 | Vidugiris, Gaudenis (1955) | Lost 0-2 | -121593 |
| 6standard | 391 | Verreault, Jules (1523) | Won 2-0 | +171610 |
| 7standard | 319 | Lu, Jay (1537) | Won 2-0 | +161626 |
| 8standard | 222 | Kostecki, Ben (1517) | Lost 0-2 | -201606 |
| top | average opponent: 1592record: 4-3 | new rating: 1606 | ||
| Grand Prix Ottawa 2014 (KTK limited) | starting rating: 1583 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 294 | Jones, Chris Y (1500) | Won 2-1 | +171600 |
| 2sealed | 28 | Symington, Matthew (1536) | Lost 0-2 | -201580 |
| 3sealed | 357 | Caskenette-Morris, Shane (1500) | Won 2-1 | +171597 |
| 4sealed | 287 | Desjardins, Ivan (1532) | Won 2-1 | +171614 |
| 5sealed | 124 | Whelan, Stephen (1510) | Lost 0-2 | -201594 |
| 6sealed | 254 | Jeffery, James (1524) | Won 2-0 | +171611 |
| 7sealed | 178 | Simard, Stephane (1494) | Lost 0-2 | -201591 |
| top | average opponent: 1514record: 4-3 | new rating: 1591 | ||
| Grand Prix Montreal 2014 (BNG limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 233 | Slykhuis, Dan (1589) | Won 2-0 | +201520 |
| 4sealed | 233 | Schooley, Patrick (1535) | Won 2-0 | +181538 |
| 5sealed | 233 | Traikov, Erik (1622) | Lost 0-2 | -171521 |
| 6sealed | 233 | O'Neill, Alex (1472) | Won 2-0 | +181539 |
| 7sealed | 233 | Seigman, Daniel (1637) | Won 2-0 | +191558 |
| 8sealed | 233 | [anonymous] | Won 2-0 | +181576 |
| 9sealed | 233 | Sachlas, Peter (1710) | Lost 0-2 | -151561 |
| 10draft | 976 | Cuneo, Andrew (1982) | Won 2-0 | +251586 |
| 11draft | 957 | Jordan, Daniel (1839) | Lost 0-2 | -131573 |
| 12draft | 924 | Traikov, Erik (1637) | Won 2-0 | +191592 |
| 13draft | 979 | Seto, Galone (1586) | Lost 1-2 | -181574 |
| 14draft | 931 | Hayne, Alexander (2064) | Lost 1-2 | -101564 |
| 15draft | 954 | Boyling, Adam (1634) | Won 2-0 | +191583 |
| top | average opponent: 1682record: 8-5 | new rating: 1583 | ||