Bruins, Pieter
Current rating: 1506
Record: 14-16-1
| Grand Prix Utrecht 2019 (ELD limited) | starting rating: 1493 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 337 | Sakalik, Jan (1580) | Won 2-0 | +191512 |
| 2sealed | 409 | Runn, Axel (1518) | Won 2-1 | +191531 |
| 3sealed | 206 | Schmidt, Dennis (1698) | Draw 1-1 | +31534 |
| 4sealed | 184 | Muller, Philip (1637) | Lost 1-2 | -171517 |
| 5sealed | 336 | Nuijten, Julien (1912) | Lost 1-2 | -111506 |
| top | average opponent: 1669record: 2-2-1 | new rating: 1506 | ||
| Grand Prix Prague 2018 (modern) | starting rating: 1447 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 644 | Glowicki, Gabriel (1562) | Won 2-1 | +201467 |
| 2modern | 179 | Pineschi, Iacopo (1682) | Lost 1-2 | -141453 |
| 3modern | 558 | Radlegger, Philipp (1402) | Lost 1-2 | -191434 |
| 4modern | 684 | Fuchs, Daniel (1548) | Won 2-0 | +201454 |
| 5modern | 593 | McGrath, Joseph (1500) | Won 2-1 | +191473 |
| 6modern | 410 | Miksch, Laurenz (1522) | Won 2-1 | +191492 |
| 7modern | 282 | Jonassen, Kristoffer (1582) | Lost 1-2 | -171475 |
| 8modern | 341 | Gustafsson, Lucas (1448) | Won 2-1 | +181493 |
| top | average opponent: 1531record: 5-3 | new rating: 1493 | ||
| Grand Prix Copenhagen 2017 (modern) | starting rating: 1451 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 34 | Mikkelsen, Kenneth (1500) | Won 2-1 | +191470 |
| 2modern | 129 | Kildedal, Jesper (1519) | Won 2-1 | +191489 |
| 3modern | 133 | Samaniego, Alex (1469) | Lost 0-2 | -181471 |
| 4modern | 380 | Weismann, Dominik (1647) | Lost 0-2 | -151456 |
| 5modern | 558 | Rhodiner, Petter (1454) | Won 2-0 | +181474 |
| 6modern | 356 | Jorgensen, Anders Masannek (1570) | Won 2-1 | +201494 |
| 7modern | 262 | Tornros, Mats (1756) | Lost 0-2 | -141480 |
| 8modern | 404 | Bom, Bernard (1414) | Lost 1-2 | -191461 |
| 9modern | 409 | Svensson, Johan (1664) | Lost 0-2 | -141447 |
| top | average opponent: 1555record: 4-5 | new rating: 1447 | ||
| Grand Prix Lille 2016 (modern) | starting rating: 1447 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 488 | Vasselle, Mortimer (1496) | Won 2-0 | +191466 |
| 2modern | 387 | Pane, Alexandre (1440) | Lost 0-2 | -181448 |
| 3modern | 548 | Nunes Casal, Toni (1472) | Won 2-1 | +181466 |
| 4modern | 464 | Monferran, Brian (1491) | Lost 0-2 | -181448 |
| 5modern | 649 | Ehrle, Philip (1601) | Won 2-0 | +211469 |
| 6modern | 380 | Schmid, Pascal (1484) | Lost 1-2 | -181451 |
| top | average opponent: 1497record: 3-3 | new rating: 1451 | ||
| Grand Prix Krakow 2015 (DTK standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 64 | Niklasson, Fredrik (1487) | Lost 0-2 | -181482 |
| 2standard | 278 | Martins, Antonio (1650) | Lost 0-2 | -151467 |
| 3standard | 542 | Kalamarz, Lukasz (1372) | Lost 1-2 | -201447 |
| top | average opponent: 1503record: 0-3 | new rating: 1447 | ||