Platter, Joel
Current rating: 1429
Record: 2-6
| Grand Prix Oklahoma City 2013 (THS limited) | starting rating: 1481 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 309 | Schoenecker, Joshua (1500) | Lost 1-2 | -171464 |
| 2sealed | 371 | Brandstetter, Tyler (1513) | Lost 0-2 | -171447 |
| 3sealed | 528 | Orr, Kevin (1450) | Lost 0-2 | -181429 |
| average opponent: 1488record: 0-3 | new rating: 1429 | |||
| Grand Prix Kansas City 2013 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 237 | Hermstedt, Aaron (1500) | Won 2-0 | +181518 |
| 2modern | 20 | Huang, Albert (1518) | Won 2-1 | +181536 |
| 3modern | 118 | Hedgpeth, Justin (1523) | Lost 0-2 | -181518 |
| 4modern | 149 | Hipp, Jeffrey (1515) | Lost 0-2 | -181500 |
| 5modern | 343 | Cowsert, Joseph (1487) | Lost 1-2 | -191481 |
| average opponent: 1508record: 2-3 | new rating: 1481 | |||