Hartle, Jeff
Current rating: 1476
Record: 4-5-1
| Grand Prix Atlanta 2014 (JOU limited) | starting rating: 1533 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 425 | Nikoula, Mark (1511) | Lost 1-2 | -191514 |
| 2sealed | 544 | Dyer, Steven (1409) | Lost 0-2 | -201494 |
| 3sealed | 738 | Martin, Ronald (1475) | Lost 0-2 | -181476 |
| average opponent: 1465record: 0-3 | new rating: 1476 | |||
| Grand Prix Charlotte 2013 (GTC limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 787 | Gunter, Matthew (1501) | Lost 1-2 | -181482 |
| 2sealed | 1052 | Sommerfield, Christopher (1428) | Won 2-0 | +171499 |
| 3sealed | 960 | Krantz, Benjamin (1499) | Won 2-0 | +181517 |
| 4sealed | 999 | Hwang, Dean (1517) | Draw 1-1 | 01517 |
| 5sealed | 932 | Kneessy, Robert D (1482) | Won 2-0 | +171534 |
| 6sealed | 834 | Barbour, Matthew (1519) | Won 2-1 | +181552 |
| 7sealed | 770 | Adams, Bill (1473) | Lost 0-2 | -191533 |
| average opponent: 1489record: 4-2-1 | new rating: 1533 | |||