Rumbaugh, James
Current rating: 1360
Record: 0-8
| Grand Prix Columbus 2007 (legacy) | starting rating: 1446 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 48 | Burns, Daniel (1446) | Lost 0-2 | -181428 |
| 2legacy | 356 | Borish, Judy (1482) | Lost 1-2 | -171411 |
| 3legacy | 401 | Alnimer, Hanni (1463) | Lost 0-2 | -171394 |
| 4legacy | 418 | Larson, Mark (1446) | Lost 1-2 | -171377 |
| 5legacy | 379 | Brown, James (1427) | Lost 0-2 | -171360 |
| average opponent: 1453record: 0-5 | new rating: 1360 | |||
| Grand Prix New Jersey 2006 (TSP limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 214 | Klansky, Gabriel (1500) | Lost 0-2 | -181482 |
| 2sealed | 372 | Lobel, Sam (1482) | Lost 0-2 | -181464 |
| 3sealed | 384 | Bederka, Alan (1463) | Lost 1-2 | -181446 |
| average opponent: 1482record: 0-3 | new rating: 1446 | |||