Zaring, Nathan M
Current rating: 1517
| Grand Prix Kansas City 2013 (modern) | starting rating: 1511 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 184 | Davis, Samuel V (1454) | Lost 0-2 | -191492 |
| 3modern | 168 | Carlin, Patrick (1500) | Won 2-1 | +191511 |
| 4modern | 250 | Klein, Jeremy (1463) | Lost 0-2 | -191492 |
| 5modern | 348 | Chilen, Joseph (1499) | Won 2-0 | +181510 |
| 6modern | 154 | Craddock, William (1918) | Won 2-0 | +251535 |
| 7modern | 117 | Bopp, Kevin (1591) | Won 2-1 | +191554 |
| 8modern | 37 | Humphreys, Daniel (1526) | Lost 0-2 | -191535 |
| 9modern | 150 | Peach, Jamie (1538) | Lost 1-2 | -181517 |
| top | average opponent: 1561record: 4-4 | new rating: 1517 | ||
| Grand Prix Denver 2013 (legacy) | starting rating: 1517 | |||
| round | table | opponent (rating) | result | Δrating |
| 2legacy | 148 | Berg, Jimmy (1470) | Won 2-1 | +171534 |
| 3legacy | 20 | Hartman, Reed (1539) | Won 2-1 | +181552 |
| 4legacy | 61 | Schneider, Andrew (1586) | Lost 1-2 | -181534 |
| 5legacy | 111 | Rasmussen, Ben (1803) | Lost 0-2 | -131521 |
| 6legacy | 168 | Dorsey, Ryan (1578) | Won 2-1 | +191540 |
| 7legacy | 94 | Minard, Darin (1668) | Lost 0-2 | -151525 |
| 8legacy | 133 | Pratser, Matthew (1803) | Lost 1-2 | -141511 |
| top | average opponent: 1635record: 3-4 | new rating: 1511 | ||
| Grand Prix Chicago 2012 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 26 | Auge, Chris (1479) | Lost 0-2 | -181482 |
| 2modern | 287 | Hoff, Timothy (1482) | Won 2-0 | +181500 |
| 3modern | 349 | Campbell, Eric (1499) | Lost 0-2 | -181482 |
| 4modern | 481 | Fox, Edward J (1483) | Won 2-1 | +181500 |
| 5modern | 302 | Nett, Brad (1500) | Won 2-1 | +181518 |
| 6modern | 193 | Watts, Zach (1501) | Lost 0-2 | -191499 |
| 7modern | 325 | Kahn, Max (1498) | Won 2-0 | +181517 |
| 8modern | 255 | Cunningham, Daniel (1479) | Won 2-1 | +181535 |
| 9modern | 145 | Forte, Nathan (1528) | Lost 0-2 | -181517 |
| top | average opponent: 1494record: 5-4 | new rating: 1517 | ||