Alfini, Anderson
Current rating: 1562
| Grand Prix Sao Paulo 2015 (DTK standard) | starting rating: 1570 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 326 | Alliprandini, Rafael (1500) | Lost 0-2 | -201550 |
| 2standard | 540 | Campos Conti, Rafael (1482) | Lost 1-2 | -191531 |
| 3standard | 599 | Luis Marson, Rodrigo (1464) | Won 2-0 | +171548 |
| 4standard | 423 | Tavares Baptista, Pedro Filipe (1483) | Won 2-0 | +171565 |
| 5standard | 277 | Magyar, Rudolf (1500) | Won 2-0 | +161581 |
| 6standard | 208 | Fernando Natale F, Lui (1518) | Lost 1-2 | -191562 |
| top | average opponent: 1491record: 3-3 | new rating: 1562 | ||
| Grand Prix Santiago 2014 (KTK standard) | starting rating: 1555 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 61 | Pires, Daniel (1471) | Lost 0-2 | -191536 |
| 4standard | 89 | Hussam, Muhammad (1482) | Lost 1-2 | -191517 |
| 5standard | 243 | bastias, ibar (1469) | Won 2-0 | +171534 |
| 6standard | 116 | Rottmann, Kurt (1627) | Won 2-0 | +191553 |
| 7standard | 127 | Castillejo, Luis (1542) | Won 2-1 | +181571 |
| 8standard | 59 | Vargas, Eduardo (1489) | Lost 0-2 | -191552 |
| 9standard | 103 | Valverde, Carlos (1540) | Won 2-1 | +181570 |
| top | average opponent: 1517record: 4-3 | new rating: 1570 | ||
| Grand Prix Rio de Janeiro 2013 (GTC standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 143 | Goncalves Pinto, Bruno (1484) | Won 1-0 | +181518 |
| 2standard | 156 | Martins, Daniel (1637) | Won 2-0 | +201538 |
| 3standard | 83 | Marques Martins, Marcel (1536) | Draw 1-1 | 01538 |
| 4standard | 84 | Junior, Ricardo (1501) | Won 2-1 | +171555 |
| 5standard | 45 | Boabaid, Samir (1555) | Won 2-0 | +181573 |
| 6standard | 22 | Cury, Breno (1570) | Lost 0-2 | -181555 |
| top | average opponent: 1547record: 4-1-1 | new rating: 1555 | ||