Orrmons, Kalvin
Current rating: 1488
Record: 26-31-1
| Grand Prix Dallas-Fort Worth 2019 (modern) | starting rating: 1466 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 93 | Heath, Nicolas (1500) | Won 2-1 | +191485 |
| 2modern | 285 | Westbrook, Robert (1623) | Won 2-0 | +201505 |
| 3modern | 153 | Cloyd, Jeremy (1744) | Won 2-1 | +221527 |
| 4modern | 121 | Boyd, Adam (1773) | Lost 0-2 | -131514 |
| 5modern | 71 | Schlesinger, Gal (1876) | Lost 1-2 | -121502 |
| 6modern | 284 | Goslar, Matthew (1656) | Lost 0-2 | -151487 |
| 7modern | 264 | Donnell, James (1498) | Won 2-1 | +181505 |
| 8modern | 191 | Gilgenbach, Simon (1550) | Lost 0-2 | -171488 |
| top | average opponent: 1652record: 4-4 | new rating: 1488 | ||
| Grand Prix Niagara Falls 2019 (legacy) | starting rating: 1456 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 136 | Ekey, Matthew (1530) | Lost 1-2 | -161440 |
| 2legacy | 252 | Balka, Bret (1561) | Lost 0-2 | -161424 |
| 3legacy | 462 | Roy, Charles (1463) | Lost 0-2 | -171407 |
| 4legacy | 450 | Mottram, Thomas (1446) | Won 2-0 | +181425 |
| 5legacy | 402 | Silva, Nicholas (1494) | Won 2-0 | +191444 |
| 6legacy | 307 | Jeanson, Hayden (1471) | Won 2-0 | +191463 |
| 7legacy | 253 | Whittle, Matthew (1442) | Lost 1-2 | -181445 |
| 8legacy | 245 | Schlichting, Bill (1634) | Won 2-0 | +211466 |
| top | average opponent: 1505record: 4-4 | new rating: 1466 | ||
| Grand Prix Sacramento 2018 (M19 limited) | starting rating: 1428 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 396 | Hamer, Nathaniel (1500) | Draw 1-1 | +21430 |
| 2sealed | 300 | Feuz, John (1500) | Lost 1-2 | -171413 |
| 3sealed | 510 | Torres, Javier (1482) | Won 2-1 | +191432 |
| 4sealed | 404 | Fisher, Mark (1504) | Won 2-1 | +191451 |
| 5sealed | 271 | Ware, Calvin (1492) | Won 2-1 | +191470 |
| 6sealed | 175 | Schwartz, Alexander (1696) | Lost 0-2 | -141456 |
| top | average opponent: 1529record: 3-2-1 | new rating: 1456 | ||
| Grand Prix Denver 2016 (KLD standard) | starting rating: 1435 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 507 | Mosher, Paul (1518) | Won 2-0 | +191454 |
| 2standard | 1 | Oien, Matt (1544) | Lost 0-2 | -161438 |
| 3standard | 463 | Tran, Vy (1500) | Lost 0-2 | -171421 |
| 4standard | 642 | Dickup, Anthony (1484) | Won 2-0 | +191440 |
| 5standard | 414 | Guggemos, Jim (1507) | Lost 0-0 | -171423 |
| 6standard | 490 | Foley, David (1470) | Won 2-0 | +191442 |
| 7standard | 501 | Snow, Daniel (1540) | Won 2-0 | +201462 |
| 8standard | 290 | St-Julien, Christen (1583) | Lost 1-2 | -161446 |
| 9standard | 358 | Pippenger, Michael (1457) | Lost 1-2 | -181428 |
| top | average opponent: 1511record: 4-5 | new rating: 1428 | ||
| Grand Prix Indianapolis 2016 (modern) | starting rating: 1428 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 375 | Cochran, Rufus (1332) | Won 2-0 | +161444 |
| 2modern | 244 | Morency, Ian (1618) | Won 2-0 | +211465 |
| 3modern | 97 | Nunez, Luis (1533) | Won 2-1 | +191484 |
| 4modern | 99 | Lipp, Scott (2182) | Lost 1-2 | -71477 |
| 5modern | 380 | Monteiro, Christopher (1540) | Lost 0-2 | -171460 |
| 6modern | 387 | Kirkwood, Scott (1863) | Won 2-1 | +251485 |
| 7modern | 253 | Seely, Noah (1557) | Lost 1-2 | -161469 |
| 8modern | 409 | Combs, Mike (1532) | Lost 1-2 | -171452 |
| 9modern | 490 | Wade, Bryan (1500) | Lost 1-2 | -171435 |
| top | average opponent: 1629record: 4-5 | new rating: 1435 | ||
| Grand Prix San Antonio 2014 (KTK standard) | starting rating: 1481 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 314 | Cook, Owen (1500) | Lost 0-2 | -181463 |
| 2standard | 389 | Luera, Sal (1482) | Lost 1-2 | -181445 |
| 3standard | 532 | Grizzle, Brent (1462) | Lost 0-2 | -171428 |
| 4standard | 531 | Weber, Paul (1417) | Won 2-0 | +181446 |
| 5standard | 452 | Mitchler, Tyler (1464) | Won 2-0 | +181464 |
| 6standard | 376 | Lopez, Gideon (1465) | Won 2-0 | +181482 |
| 7standard | 287 | Pierce, Stephen (1503) | Lost 0-2 | -181464 |
| 8standard | 221 | Sorber-Perry, Chandler (1482) | Lost 1-2 | -171447 |
| 9standard | 195 | Munteanu, Laura (1389) | Lost 1-2 | -191428 |
| top | average opponent: 1463record: 3-6 | new rating: 1428 | ||
| Grand Prix Dallas-Fort Worth 2013 (THS standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 118 | Magallanez, Dillon (1500) | Won 2-0 | +181518 |
| 2standard | 149 | Chormicle, Clinton (1518) | Lost 1-2 | -181500 |
| 3standard | 283 | Kampfe, Andrew (1439) | Lost 0-2 | -191481 |
| 4standard | 406 | Taylor, Tracie (1483) | Won 2-1 | +181499 |
| 5standard | 302 | Houghton, David (1585) | Won 2-0 | +191518 |
| 6standard | 308 | Edgar, Tyler (1519) | Lost 1-2 | -181500 |
| 7standard | 291 | Rutledge, Craig (1448) | Lost 1-2 | -181482 |
| 8standard | 301 | Jones, Adrian (1482) | Lost 0-2 | -181464 |
| 9standard | 276 | Wallace, Andrea (1419) | Won 2-0 | +171481 |
| top | average opponent: 1488record: 4-5 | new rating: 1481 | ||