Mendonca, Joao C
Current rating: 1635
Record: 22-18-1
| Grand Prix London 2011 (MBS limited) | starting rating: 1619 | |||
| round | table | opponent (rating) | result | Δrating |
| 4sealed | 211 | Milis, Michael (1783) | Won 2-1 | +211640 |
| 5sealed | 222 | Pikula, Chris (1707) | Won 2-1 | +191659 |
| 6sealed | 204 | Cassini, Gregory (1773) | Won 2-1 | +201679 |
| 7sealed | 204 | Koch, Florian (1690) | Lost 0-2 | -181661 |
| 8sealed | 207 | Gregoir, Christophe (1835) | Lost 1-2 | -141647 |
| 9sealed | 222 | Jaklovsky, Lukas (1998) | Lost 0-2 | -121635 |
| top | average opponent: 1798record: 3-3 | new rating: 1635 | ||
| Grand Prix Barcelona 2011 (MBS standard) | starting rating: 1475 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 672 | Marches, Joel (1500) | Won 2-1 | +191494 |
| 2standard | 574 | Brea, Jorge (1670) | Won 2-0 | +211515 |
| 3standard | 566 | Glaunes, Dorian (1560) | Won 2-1 | +191534 |
| 4standard | 568 | Munoz, Raul (1470) | Won 2-0 | +171551 |
| 5standard | 533 | Becerril Alarcon, Antonio (1609) | Won 2-1 | +191570 |
| 6standard | 510 | Arevalo Godoy, Samuel (1600) | Lost 1-2 | -181552 |
| 7standard | 545 | Czerepak, Wojciech (1645) | Won 2-1 | +201572 |
| 8standard | 512 | Papatsarouchas, Evangelos (1982) | Won 2-1 | +251597 |
| 9standard | 507 | Garcia Gonzalez, Sergio (1753) | Won 2-0 | +211618 |
| 10standard | 9 | Martos, Antonio (1680) | Draw 1-1 | +11619 |
| 11standard | 13 | Rabionet Janssen, Raul (1630) | Won 2-0 | +181637 |
| 12standard | 5 | Diaz, Ricardo [ESP] (1853) | Won 2-1 | +221659 |
| 13standard | 3 | Nosowicz, Karol (1816) | Lost 1-2 | -151644 |
| 14standard | 11 | Wafo-Tapa, Guillaume (2027) | Lost 0-2 | -111633 |
| 15standard | 20 | Porojan, Raul (1871) | Lost 0-2 | -141619 |
| top | average opponent: 1711record: 10-4-1 | new rating: 1619 | ||
| Grand Prix Washington DC 2010 (ROE standard) | starting rating: 1471 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 273 | Rogers, Lance (1462) | Lost 0-2 | -181453 |
| 2standard | 254 | Baudy, Pete (1482) | Lost 1-2 | -181435 |
| 3standard | 366 | Harwood, Loni (1464) | Won 2-0 | +191454 |
| 4standard | 399 | Eickhoff, Jon (1483) | Won 2-0 | +181472 |
| 5standard | 322 | Gilbert, Nicholas (1625) | Lost 0-2 | -151457 |
| 6standard | 289 | Antonelli, Anthony (1483) | Won 2-0 | +181475 |
| top | average opponent: 1500record: 3-3 | new rating: 1475 | ||
| Grand Prix Kobe 2009 (extended) | starting rating: 1426 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 67 | Shinohara, Kazuaki (1500) | Won 2-0 | +191445 |
| 2extended | 121 | Yabuta, Junichi (1456) | Lost 1-2 | -181427 |
| 3extended | 148 | Nakamura, Seiji (1430) | Won 2-1 | +181445 |
| 4extended | 151 | Miyazaki, Yasuhiro (1574) | Won 2-1 | +211466 |
| 5extended | 61 | Sawade, Makoto (1510) | Won 2-0 | +191485 |
| 6extended | 72 | Hiraga, Masahiro (1460) | Won 2-0 | +171502 |
| 7extended | 61 | Goto, Yusei (1556) | Lost 0-2 | -171485 |
| 8extended | 25 | Kadooka, Toshiyuki (1687) | Lost 1-2 | -141471 |
| top | average opponent: 1522record: 5-3 | new rating: 1471 | ||
| Grand Prix Stockholm 2007 (FUT limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 116 | Saxrud, Are (1479) | Lost 1-2 | -181482 |
| 2sealed | 198 | Germeys, Jasper (1482) | Won 2-0 | +181500 |
| 3sealed | 145 | Westerlund, Sebastian (1457) | Lost 0-2 | -191481 |
| 4sealed | 311 | Mennella, Alessandro (1465) | Lost 0-2 | -181463 |
| 5sealed | 300 | Osala, Arto (1397) | Lost 0-2 | -201443 |
| 6sealed | 263 | Lapierre, Cyril (1469) | Lost 0-2 | -171426 |
| top | average opponent: 1458record: 1-5 | new rating: 1426 | ||