Chambers, Jeff
Current rating: 1520
Record: 14-13-1
| Grand Prix Charlotte 2015 (modern) | starting rating: 1541 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 1548 | Orts, Zachary (1606) | Draw 1-1 | +11542 |
| 2modern | 1468 | Brown, Brennan (1481) | Lost 0-2 | -191523 |
| 3modern | 1620 | Carney, Kyle (1431) | Lost 0-2 | -201503 |
| 4modern | 1660 | D'allaird, Hayden D (1463) | Won 2-0 | +171520 |
| top | average opponent: 1495record: 1-2-1 | new rating: 1520 | ||
| Grand Prix Cleveland 2015 (FRF limited) | starting rating: 1548 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 583 | Koroman, Nathaniel (1500) | Lost 1-2 | -191529 |
| 2sealed | 463 | Stevens, Blake (1469) | Lost 0-2 | -191510 |
| 3sealed | 785 | Smelley, Robert (1451) | Won 2-1 | +171527 |
| 4sealed | 769 | Kubilus, Martin (1427) | Won 2-1 | +161543 |
| 5sealed | 429 | Jordan, Todd (1467) | Won 2-0 | +161559 |
| 6sealed | 393 | Goodman, Zachary (1517) | Lost 1-2 | -181541 |
| top | average opponent: 1472record: 3-3 | new rating: 1541 | ||
| Grand Prix Houston 2013 (DGM limited) | starting rating: 1569 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 190 | Belanger, Zachary (1500) | Won 2-1 | +171586 |
| 2sealed | 210 | Hutson, Ethan (1499) | Lost 1-2 | -201566 |
| 3sealed | 246 | Zuniga, Michael (1545) | Lost 0-2 | -181548 |
| top | average opponent: 1514record: 1-2 | new rating: 1548 | ||
| Grand Prix San Antonio 2012 (RTR standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 19 | Christen, Daniel (1500) | Won 2-0 | +181518 |
| 2standard | 53 | Pierce, Alex (1500) | Won 2-0 | +181536 |
| 3standard | 69 | Mazuca, James (1453) | Won 2-1 | +161552 |
| 4standard | 25 | Perret, Coleman (1500) | Won 2-0 | +171569 |
| 5standard | 24 | McNeely, Aaron (1654) | Won 2-0 | +201589 |
| 6standard | 23 | Gomez, David (1646) | Lost 1-2 | -171572 |
| 7standard | 22 | Pratser, Matthew (1705) | Lost 0-2 | -161556 |
| 8standard | 106 | Moreno, Aaron A (1541) | Won 2-1 | +181574 |
| 9standard | 45 | Bogucki, Woodrow (1729) | Lost 0-2 | -151559 |
| 10standard | 57 | Kibler, Brian (2023) | Won 2-0 | +261585 |
| 11standard | 51 | Kirner, Andrew (1557) | Lost 1-2 | -191566 |
| 12standard | 52 | Hendrickson, Mark (1682) | Won 2-1 | +201586 |
| 13standard | 44 | Runyon, David (1569) | Lost 1-2 | -181568 |
| 14standard | 47 | Choate, Sean (1558) | Won 2-0 | +181586 |
| 15standard | 42 | Freeman, Marcelino (1648) | Lost 0-2 | -171569 |
| top | average opponent: 1618record: 9-6 | new rating: 1569 | ||