Ruthenberg, Chris S
Current rating: 1447
Record: 3-6
| Grand Prix Chicago 2009 (legacy) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 245 | Ardary, Steven (1500) | Lost 0-2 | -181482 |
| 2legacy | 455 | Esparza, Edward B (1482) | Lost 0-2 | -181464 |
| 3legacy | 520 | Hann, David S (1523) | Won 2-0 | +191483 |
| 4legacy | 423 | Crider, Greg J (1443) | Lost 0-2 | -191464 |
| 5legacy | 489 | Hintz, Philip M (1463) | Won 2-1 | +181482 |
| 6legacy | 375 | Capitelli, Richard J (1482) | Lost 0-2 | -181464 |
| 7legacy | 322 | Rizwan, David A (1446) | Lost 1-2 | -181446 |
| 8legacy | 248 | Hoffman, Ryan (1487) | Won 2-1 | +191465 |
| 9legacy | 186 | Ciasto, Tony (1481) | Lost 0-2 | -181447 |
| average opponent: 1478record: 3-6 | new rating: 1447 | |||