Dennis F Lobo,
Current rating: 1464
Record: 1-3
| Grand Prix Sao Paulo 2009 (ARB standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 83 | Pedro Henrique Lopes, (1500) | Won 2-0 | +181518 |
| 2standard | 53 | Moreira da Boa Viagem, Gabriel (1518) | Lost 0-2 | -181500 |
| 3standard | 183 | Nogueira, Rodrigo (1492) | Lost 1-2 | -181482 |
| 4standard | 214 | Mario Manzieri, (1499) | Lost 0-2 | -181464 |
| average opponent: 1502record: 1-3 | new rating: 1464 | |||