Bonelli, David R
Current rating: 1491
| Grand Prix Providence 2011 (legacy) | starting rating: 1471 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 71 | W., Joshua (1500) | Won 2-0 | +191490 |
| 2legacy | 94 | Bomholt, Michael (1537) | Lost 0-2 | -171473 |
| 3legacy | 142 | Race, Joshua A (1506) | Draw 1-1 | 01473 |
| 4legacy | 192 | Leger, Thomas (1485) | Won 2-0 | +181491 |
| 5legacy | 140 | Xidea, Ronald (1491) | Draw 1-1 | 01491 |
| 6legacy | 175 | Arruda, Brian (1497) | Won 2-0 | +191510 |
| 7legacy | 131 | Mckenzie, Owen B (1534) | Won 2-0 | +181528 |
| 8legacy | 92 | Tragos, Peter (1508) | Lost 0-2 | -181510 |
| 9legacy | 86 | Flynn, Patrick (1493) | Lost 1-2 | -191491 |
| top | average opponent: 1506record: 4-3-2 | new rating: 1491 | ||
| Grand Prix Columbus 2010 (legacy) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 99 | Chang, Morgan (1541) | Lost 0-1 | -171447 |
| 2legacy | 241 | Dorsey, Brooks (1477) | Won 2-0 | +191466 |
| 3legacy | 120 | Chen, William (1482) | Lost 1-2 | -181448 |
| 4legacy | 225 | Knaack, Aaron (1481) | Won 2-1 | +191467 |
| 5legacy | 202 | Sloan, Stephen (1499) | Won 2-0 | +181485 |
| 6legacy | 160 | Hivick, Ben (1519) | Lost 0-2 | -171468 |
| 7legacy | 138 | Klein, Matthew (1466) | Won 2-1 | +181486 |
| 8legacy | 100 | Stillson, Frank (1518) | Draw 1-1 | 01486 |
| 9legacy | 84 | Yang, Jerry (1644) | Lost 0-2 | -151471 |
| top | average opponent: 1514record: 4-4-1 | new rating: 1471 | ||
| Grand Prix Washington DC 2010 (ROE standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 209 | Garcia, Mark (1595) | Won 2-0 | +201520 |
| 2standard | 156 | Gibb, Joshua (1468) | Lost 1-2 | -191501 |
| 3standard | 232 | Cooney, Aaron (1483) | Lost 0-2 | -191482 |
| 4standard | 347 | Samson, Daniel (1449) | Lost 0-2 | -181464 |
| top | average opponent: 1499record: 1-3 | new rating: 1464 | ||