Payment, Marc r
Current rating: 1490
Record: 5-6-1
| Grand Prix Seattle 2009 (ARB standard) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 337 | Barnett, James (1500) | Won 2-0 | +191483 |
| 2standard | 203 | Heath, Joel (1448) | Won 2-0 | +171500 |
| 3standard | 30 | Nguyen, James (1624) | Lost 0-2 | -161484 |
| 4standard | 206 | Roberts, Jesse (1518) | Won 2-0 | +191503 |
| 5standard | 177 | Ferguson, Charles (1607) | Won 2-0 | +201523 |
| 6standard | 51 | Prost, Andrejs (1702) | Lost 1-2 | -151508 |
| 7standard | 164 | Zappelli, Joey (1521) | Lost 1-2 | -181490 |
| average opponent: 1560record: 4-3 | new rating: 1490 | |||
| Grand Prix San Francisco 2007 (Time Spiral block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 6 | Rogers, Don (1500) | Lost 0-2 | -181482 |
| 2block | 205 | Wilson, Sondra (1482) | Lost 1-2 | -181464 |
| 3block | 267 | Zatz-Gilman, Gabriel (1463) | Won 2-0 | +181482 |
| 4block | 227 | Holder, Brent (1482) | Draw 1-1 | 01482 |
| 5block | 255 | Starritt, Michael (1483) | Lost 1-2 | -181464 |
| average opponent: 1482record: 1-3-1 | new rating: 1464 | |||