Rondon, Miguel
Current rating: 1583
| Grand Prix Charlotte 2013 (GTC limited) | starting rating: 1540 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 471 | Arrowood, Alan (1500) | Won 2-0 | +171557 |
| 2sealed | 208 | Knarich, Stephen (1443) | Won 2-0 | +161573 |
| 3sealed | 4 | Clapper, James L (1534) | Won 2-1 | +171590 |
| 4sealed | 136 | Hines, Stephen R (1513) | Won 2-1 | +171607 |
| 5sealed | 2 | Joshi, Parth (1563) | Won 2-0 | +171624 |
| 6sealed | 18 | Butler, Thomas (1568) | Lost 1-2 | -191605 |
| 7sealed | 63 | Smith, Brandon (1561) | Lost 0-2 | -191586 |
| 8sealed | 127 | Kelly, Daniel (1511) | Won 2-0 | +171603 |
| 9sealed | 44 | Person, John (1508) | Lost 1-2 | -201583 |
| top | average opponent: 1522record: 6-3 | new rating: 1583 | ||
| Grand Prix Tampa 2009 (ZEN limited) | starting rating: 1566 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 200 | Paoli, Mark (1434) | Lost 0-2 | -211545 |
| 2sealed | 287 | Tran, Ke-An (1463) | Lost 0-2 | -191526 |
| 3sealed | 356 | Sorel, Dustin (1431) | Won 2-1 | +161542 |
| 4sealed | 334 | Reschke, John D (1484) | Won 2-0 | +171559 |
| 5sealed | 252 | Huber, Kellen (1500) | Lost 0-2 | -191540 |
| top | average opponent: 1462record: 2-3 | new rating: 1540 | ||
| Grand Prix Atlanta 2008 (ALA limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 124 | Silvers, Bryan (1500) | Won 2-0 | +181518 |
| 2sealed | 81 | Pickrell, Bradley (1558) | Won 2-0 | +191537 |
| 3sealed | 106 | Griffiths, William G (1536) | Won 2-1 | +181555 |
| 4sealed | 91 | Lebedowicz, Osyp (1902) | Lost 0-2 | -121543 |
| 5sealed | 114 | Long, Matthew C (1518) | Won 2-1 | +171560 |
| 6sealed | 63 | Chapin, Patrick (1905) | Lost 0-2 | -121548 |
| 7sealed | 126 | Tiszai, Brandon (1538) | Won 2-1 | +181566 |
| 8sealed | 62 | Wainwright, Matt (1559) | Lost 0-2 | -181548 |
| 9sealed | 83 | Caldwell, Benjamin (1521) | Won 2-1 | +181566 |
| top | average opponent: 1615record: 6-3 | new rating: 1566 | ||