Halvorsen, Lars
Current rating: 1540
Record: 17-14-4
| Grand Prix Prague 2019 (UMA limited) | starting rating: 1541 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 462 | Rybar, Marek (1448) | Lost 1-2 | -201521 |
| 2sealed | 1185 | Dolce, Mirko (1485) | Lost 1-2 | -191502 |
| 3sealed | 1083 | Radtke, Rene (1462) | Won 2-1 | +181520 |
| 4sealed | 1087 | Miklosik, Piotr (1530) | Won 2-1 | +181538 |
| 5sealed | 887 | Meinhardt, Sebastian (1513) | Won 2-0 | +171555 |
| 6sealed | 524 | Zyla, Sarah (1720) | Lost 0-2 | -151540 |
| top | average opponent: 1526record: 3-3 | new rating: 1540 | ||
| Grand Prix Turin 2018 (M19 limited) | starting rating: 1564 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 254 | Morini, Riccardo (1461) | Won 2-1 | +161580 |
| 2sealed | 55 | Giacomelli, Franco (1514) | Lost 1-2 | -191561 |
| 3sealed | 362 | Sivavec, Jaka (1558) | Lost 0-2 | -181543 |
| 4sealed | 419 | Coatti, Davide Mattia (1486) | Won 2-1 | +171560 |
| 5sealed | 303 | Ros, Stefan (1503) | Lost 0-2 | -191541 |
| top | average opponent: 1504record: 2-3 | new rating: 1541 | ||
| Grand Prix London 2018 (RIX limited) | starting rating: 1519 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 475 | Cai, Xi Yu (1436) | Lost 1-2 | -191500 |
| 2sealed | 595 | Janiak, Michal (1482) | Won 2-0 | +171517 |
| 3sealed | 583 | Balbi, Francesco (1531) | Won 2-0 | +191536 |
| 4sealed | 514 | Olbinski, Szymon (1543) | Won 2-1 | +181554 |
| 5sealed | 340 | Mocydlarz, Tomasz (1455) | Won 2-0 | +161570 |
| 6sealed | 133 | Lhomme, Steeve (1348) | Draw 1-1 | -41566 |
| 7sealed | 182 | Kaczmarski, Krzysztof (1525) | Won 2-0 | +171583 |
| 8sealed | 107 | Landini, Andrea (1509) | Lost 1-2 | -191564 |
| top | average opponent: 1479record: 5-2-1 | new rating: 1564 | ||
| Grand Prix Stockholm 2016 (EMN limited) | starting rating: 1541 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 209 | Hansen, Andre (1511) | Lost 0-2 | -181523 |
| 2sealed | 357 | Eriksen, Jens (1344) | Won 2-0 | +141537 |
| 3sealed | 349 | Stiefler, Harald (1536) | Lost 0-2 | -181519 |
| top | average opponent: 1464record: 1-2 | new rating: 1519 | ||
| Grand Prix Prague 2013 (M14 limited) | starting rating: 1535 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 111 | Niedereder, Dominik (1550) | Won 2-0 | +191554 |
| 2sealed | 220 | Menyhart, Zsolt (1521) | Draw 1-1 | -11553 |
| 3sealed | 337 | Bangert, Jan (1480) | Draw 1-1 | -11552 |
| 4sealed | 504 | Baudys, Ondrej (1978) | Lost 0-2 | -111541 |
| top | average opponent: 1632record: 1-1-2 | new rating: 1541 | ||
| Grand Prix Dallas-Fort Worth 2011 (MBS standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 44 | Vex K., (1500) | Lost 0-2 | -181482 |
| 2standard | 339 | Clarke, James E (1494) | Lost 1-2 | -181464 |
| 3standard | 504 | Laverty, Padraic J (1465) | Won 2-0 | +181482 |
| 4standard | 386 | Campbell, David (1482) | Won 2-1 | +181500 |
| 5standard | 380 | Hawkins, Rachel (1499) | Won 2-0 | +181518 |
| 6standard | 294 | Simpson, Nick (1543) | Won 2-1 | +191537 |
| 7standard | 149 | Dominguez, Andres (1481) | Draw 1-1 | -11536 |
| 8standard | 169 | Flores, Eric (1521) | Won 2-1 | +171553 |
| 9standard | 113 | Hosler, Corbin (1557) | Lost 1-2 | -181535 |
| top | average opponent: 1505record: 5-3-1 | new rating: 1535 | ||