Channing, Garry
Current rating: 1519
Record: 8-7-1
| Grand Prix Philadelphia 2014 (BNG limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 370 | Rohr, Josh (1472) | Won 2-0 | +171517 |
| 2sealed | 190 | Walzer, Robert (1500) | Lost 0-2 | -181499 |
| 3sealed | 508 | McConnell, Dawn (1293) | Won 2-0 | +141513 |
| 4sealed | 520 | Chu, Henry (1519) | Lost 1-2 | -181495 |
| 5sealed | 396 | Pawelzik, Gery (1629) | Lost 1-2 | -151480 |
| 6sealed | 521 | Chodan, Ross (1558) | Lost 1-2 | -171463 |
| 7sealed | 482 | Dull, Justin (1471) | Won 2-1 | +181481 |
| 8sealed | 341 | McCoy, Steven (1448) | Won 0-0 | +181499 |
| 9sealed | 274 | LeRoux, Colette (1609) | Won 2-0 | +201519 |
| average opponent: 1500record: 5-4 | new rating: 1519 | |||
| Grand Prix Boston-Worcester 2012 (M13 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 38 | Polsky, Max (1500) | Lost 0-2 | -181482 |
| 2sealed | 673 | Peter G., (1482) | Lost 1-2 | -181464 |
| 3sealed | 695 | Faust, Kelyn (1446) | Lost 1-2 | -181446 |
| 4sealed | 812 | Holt, Nick (1446) | Won 2-0 | +181464 |
| 5sealed | 727 | Suhu, Sophia (1468) | Draw 1-1 | 01464 |
| 6sealed | 611 | Pierce, Evan (1462) | Won 2-0 | +181482 |
| 7sealed | 483 | Hunt, Anthony (1482) | Won 2-0 | +181500 |
| average opponent: 1469record: 3-3-1 | new rating: 1500 | |||