Halton, Joseph
Current rating: 1403
Record: 13-24-2
| Grand Prix Seattle 2018 (standard) (RIX standard) | starting rating: 1339 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 68 | Pardy, Scott (1500) | Won 2-1 | +211360 |
| 2standard | 277 | Munck, Jon (1557) | Won 2-0 | +221382 |
| 3standard | 289 | Merritt, Troy (1505) | Lost 1-2 | -161366 |
| 4standard | 396 | Irwin, Sean (1557) | Lost 0-2 | -151351 |
| 5standard | 387 | Dixon, Ben (1632) | Lost 1-2 | -131338 |
| 6standard | 457 | Brauner, Daniel (1357) | Won 2-1 | +191357 |
| 7standard | 322 | Lohouse, Justin (1466) | Won 2-1 | +201377 |
| 8standard | 229 | Thiessen, Jacob (1880) | Won 2-0 | +261403 |
| top | average opponent: 1557record: 5-3 | new rating: 1403 | ||
| Grand Prix Vancouver 2017 (modern) | starting rating: 1352 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 2151 | Moore, Nathan (1532) | Lost 1-2 | -151337 |
| 3modern | 2525 | Kouri, Nicholas (1501) | Lost 0-2 | -151322 |
| 4modern | 2611 | Rust, Ian (1447) | Lost 1-2 | -161306 |
| 5modern | 2606 | Brittain, Jacob (1466) | Won 2-1 | +211327 |
| 6modern | 2508 | Graves, Dan (1500) | Won 2-0 | +211348 |
| 7modern | 2479 | Duque, Maximilain (1498) | Won 2-1 | +211369 |
| 8modern | 2382 | Oda, Hideto (1621) | Lost 1-2 | -131356 |
| 9modern | 2332 | Estrada, Russell (1442) | Lost 1-2 | -171339 |
| top | average opponent: 1501record: 3-5 | new rating: 1339 | ||
| Grand Prix Charlotte 2016 (modern) | starting rating: 1398 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 521 | Outeiral, Anthony (1553) | Lost 1-2 | -151383 |
| 3modern | 856 | MacEachern, James (1571) | Lost 1-2 | -151368 |
| 4modern | 613 | Brogan, Joseph (1457) | Lost 0-2 | -161352 |
| top | average opponent: 1527record: 0-3 | new rating: 1352 | ||
| Grand Prix Atlanta 2015 (BFZ limited) | starting rating: 1390 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 186 | Grimes, Richard (1596) | Lost 0-2 | -151375 |
| 3sealed | 716 | Davis, Anthony [USA] (1505) | Won 2-1 | +211396 |
| 4sealed | 448 | Whitehead, Houston (1638) | Won 2-0 | +221418 |
| 5sealed | 228 | Severa, Matt (1811) | Lost 0-2 | -111407 |
| 6sealed | 424 | Schaffer, Rick (1470) | Lost 1-2 | -171390 |
| 7sealed | 437 | Dills, Adam (1485) | Won 2-0 | +201410 |
| 8sealed | 304 | Spartz, Gaby (1632) | Lost 1-2 | -141396 |
| 9sealed | 293 | Gardner, Joe (1530) | Draw 0-0 | +21398 |
| top | average opponent: 1583record: 3-4-1 | new rating: 1398 | ||
| Grand Prix Charlotte 2015 (modern) | starting rating: 1437 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 1322 | Katara, Manohar (1508) | Lost 0-2 | -161421 |
| 3modern | 1425 | Mullinax, Matthew (1504) | Won 2-0 | +191440 |
| 4modern | 1420 | Fleming, Joshua (1509) | Lost 0-2 | -171423 |
| 5modern | 1262 | Woods, Nicky (1524) | Lost 0-2 | -161407 |
| 6modern | 1372 | Frohock, Louis (1437) | Lost 1-2 | -171390 |
| top | average opponent: 1496record: 1-4 | new rating: 1390 | ||
| Grand Prix Orlando 2014 (KTK limited) | starting rating: 1450 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 584 | Nogueira, Ramon (1518) | Lost 0-2 | -171433 |
| 3sealed | 361 | Croy, David R (1500) | Draw 1-1 | +21435 |
| 4sealed | 342 | Resnick, Michael (1502) | Won 0-0 | +191454 |
| 5sealed | 222 | Murphy, Austin (1536) | Lost 1-2 | -171437 |
| top | average opponent: 1514record: 1-2-1 | new rating: 1437 | ||
| Grand Prix Richmond 2014 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 167 | Alfonso, Luis (1562) | Lost 1-2 | -171483 |
| 4modern | 294 | Eshghy, Pat (1663) | Lost 1-2 | -151468 |
| 5modern | 365 | Holden, Zachary (1452) | Lost 1-2 | -181450 |
| top | average opponent: 1559record: 0-3 | new rating: 1450 | ||