Maioli, Douglas
Current rating: 1467
Record: 4-2 (GP) / 15-20-1 (professional)
| Grand Prix Buenos Aires 2000 (extended) | starting rating: 1417 | |||
| round | table | opponent (rating) | result | Δrating |
| 2extended | 57 | Miguez, Martin (1500) | Won 2-0 | +201437 |
| 3extended | 11 | Griotti, Juliano (1536) | Won 2-0 | +201457 |
| 4extended | 26 | Tome, Daniel (1554) | Won 2-0 | +191476 |
| 5extended | 1 | Svaldi, Guilherme (1535) | Lost 1-2 | -171459 |
| 6extended | 15 | Williams, David A (1799) | Lost 1-2 | -121447 |
| 7extended | 50 | Terra, Marco (1519) | Won 2-0 | +201467 |
| top | average opponent: 1574record: 4-2 | new rating: 1467 | ||
| 1999 World Championship (mixed) | starting rating: 1528 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 61 | Lau, Sam Lei Kang (1500) | Lost 0-0 | -191509 |
| 2standard | 77 | Pizzirani, Riccardo (1482) | Won 0-0 | +181527 |
| 3standard | 56 | Dato, Federico (1630) | Won 0-0 | +201547 |
| 4standard | 43 | Stroud, James (1470) | Draw 0-0 | -21545 |
| 5standard | 32 | Hadiwidjaja, Welly (1521) | Won 2-1 | +181563 |
| 6standard | 21 | Sagol, Omar (1516) | Won 0-0 | +171580 |
| 7rochester | 12 | Keller, Thomas (1555) | Lost 0-0 | -181562 |
| 8rochester | 28 | Budde, Kai (1774) | Lost 0-0 | -151547 |
| 9rochester | 42 | Arreola, Saul (1507) | Lost 0-0 | -181529 |
| 10rochester | 52 | Fujita, Osamu (1514) | Lost 0-0 | -191510 |
| 11rochester | 91 | Sanchez Albert, Rodrigo (1369) | Lost 0-0 | -201490 |
| 12rochester | 2 | Khoo, Kevin Seng Giap (1466) | Lost 0-0 | -191471 |
| 13extended | 82 | Jung, Heung-Jin (1444) | Lost 0-0 | -181453 |
| 14extended | 90 | Soderberg, Richard (1508) | Lost 0-0 | -171436 |
| 15extended | 94 | Hugi, Niklaus (1406) | Lost 0-0 | -191417 |
| top | average opponent: 1511record: 4-10-1 | new rating: 1417 | ||
| 1998 World Championship (mixed) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1draft | 47 | Bishop, Chris (1572) | Lost 0-0 | -171483 |
| 2draft | 88 | Kastle, Darwin (1569) | Lost 0-0 | -161467 |
| 3draft | 85 | Nurse, Michael (1464) | Won 0-0 | +181485 |
| 4draft | 68 | Blatny, Petr (1503) | Won 0-0 | +181503 |
| 5draft | 84 | Rubin, Benjamin (1651) | Lost 0-0 | -151488 |
| 6draft | 51 | Deffely, Fergus (1483) | Lost 0-0 | -181470 |
| 7draft | 92 | Ishibashi, Masashi (1446) | Lost 0-0 | -191451 |
| 8standard | 91 | Ho, Rod (1446) | Won 0-0 | +181469 |
| 9standard | 83 | Olpiner, Eviatar (1448) | Won 0-0 | +181487 |
| 10standard | 59 | Wilson, Chris [NZL] (1467) | Won 0-0 | +171504 |
| 11standard | 59 | Lauer, Erik (1559) | Lost 0-0 | -171487 |
| 12standard | 68 | Haberli, Jurg (1485) | Won 0-0 | +181505 |
| 13standard | 51 | Britto, Romario (1489) | Won 0-0 | +181523 |
| 14standard | 55 | Fortenberry, Gary (1503) | Won 0-0 | +181541 |
| 15block | 30 | Price, David (1694) | Lost 0-0 | -151526 |
| 16block | 39 | Nishioka, Andrew (1550) | Won 0-0 | +181544 |
| 17block | 26 | Wolfensberger, Michael (1538) | Lost 0-0 | -181526 |
| 18block | 41 | Clarke, Nate (1508) | Won 0-0 | +181544 |
| 19block | 29 | Rose, Kyle (1676) | Lost 0-0 | -161528 |
| 20block | 37 | Hein, Dirk (1520) | Won 0-0 | +181546 |
| 21block | 28 | Vall Brillas, David (1545) | Lost 0-0 | -181528 |
| top | average opponent: 1529record: 11-10 | new rating: 1528 | ||