Harrelson, Douglas
Current rating: 1605
Record: 30-27-1 (GP) / 3-5 (professional)
| Grand Prix Atlanta 2018 (modern) | starting rating: 1604 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 108 | Barrozo, Andre (1577) | Lost 0-2 | -191585 |
| 4modern | 346 | Reese, Charles (1653) | Won 2-0 | +191604 |
| 5modern | 167 | Cagle, Russell (1547) | Lost 1-2 | -191585 |
| 6modern | 416 | Firer, Harlan (1714) | Won 2-0 | +211606 |
| 7modern | 323 | Olea Garcia, Alejandro (1606) | Won 2-0 | +181624 |
| 8modern | 187 | Casey, John (1597) | Lost 0-2 | -191605 |
| top | average opponent: 1616record: 3-3 | new rating: 1605 | ||
| Grand Prix Orlando 2018 (M19 standard) | starting rating: 1526 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 206 | Goldsmith, Drew (1535) | Lost 1-2 | -171509 |
| 4standard | 156 | Estephan, Jessica (1567) | Won 2-1 | +191528 |
| 5standard | 204 | Lee, Thomas (1337) | Won 2-1 | +141542 |
| 6standard | 122 | Sorrells, Mark (1579) | Won 2-0 | +191561 |
| 7standard | 64 | Gifford, Valentino (1572) | Won 2-0 | +181579 |
| 8standard | 15 | Darby, Wyatt (1967) | Lost 1-2 | -111568 |
| 9standard | 71 | Saporito, Thiago (2042) | Lost 1-2 | -101558 |
| 10standard | 78 | Schirling, Alex (1596) | Won 2-0 | +191577 |
| 11standard | 77 | Klump, Erik (1734) | Won 2-0 | +201597 |
| 12standard | 39 | Shipman, Nicholas (1615) | Won 2-0 | +191616 |
| 13standard | 40 | Jessup, Andrew (1771) | Lost 0-2 | -151601 |
| 14standard | 31 | Hubbard, Alan (1792) | Won 2-1 | +211622 |
| 15standard | 36 | Schneider, Stuart (1607) | Lost 0-2 | -181604 |
| top | average opponent: 1670record: 8-5 | new rating: 1604 | ||
| Grand Prix Dallas-Fort Worth 2018 (DOM limited) | starting rating: 1554 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 150 | Heath, Joel (1559) | Won 2-1 | +181572 |
| 4sealed | 86 | Braun-Duin, Brian (2115) | Lost 0-2 | -91563 |
| 5sealed | 96 | Kofsky, Robert (1660) | Lost 0-2 | -161547 |
| 6sealed | 263 | Demetruk, Matthew (1436) | Lost 1-2 | -201527 |
| 7sealed | 258 | Patel, Hemant (1513) | Lost 1-2 | -181509 |
| 8sealed | 229 | Bachinski, Payton (1483) | Won 2-1 | +171526 |
| top | average opponent: 1628record: 2-4 | new rating: 1526 | ||
| Grand Prix Memphis 2018 (RIX standard) | starting rating: 1523 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 314 | Mullins, Austin (1500) | Won 2-0 | +181541 |
| 2standard | 190 | Bartholomew, Jonathan (1387) | Won 2-1 | +151556 |
| 3standard | 233 | Wu, Steven (1523) | Lost 1-2 | -191537 |
| 4standard | 255 | Hammers, Scott (1502) | Won 2-1 | +181555 |
| 5standard | 80 | Tedder, Andrew (1486) | Lost 1-2 | -201535 |
| 6standard | 285 | Hohman, Christopher (1574) | Won 2-0 | +191554 |
| 7standard | 100 | Stephens, Matthew (1434) | Won 2-1 | +161570 |
| 8standard | 120 | Thompson-Exner, Gavin (1695) | Lost 1-2 | -161554 |
| top | average opponent: 1512record: 5-3 | new rating: 1554 | ||
| Grand Prix Atlanta 2017 (XLN standard) | starting rating: 1517 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 61 | Neiswenter, Daryl (1533) | Lost 0-2 | -181499 |
| 4standard | 226 | Sims, Mitchell (1525) | Won 2-1 | +191518 |
| 5standard | 158 | Katine, Josh (1652) | Lost 0-2 | -161502 |
| 6standard | 269 | Brown, Ryan (1477) | Draw 1-1 | 01502 |
| 7standard | 303 | Matos, Daniel (1605) | Won 2-1 | +201522 |
| 8standard | 211 | Chavez, Miguel (1581) | Won 2-1 | +191541 |
| 9standard | 138 | Clift, Brent (1561) | Lost 1-2 | -181523 |
| top | average opponent: 1562record: 3-3-1 | new rating: 1523 | ||
| Grand Prix Las Vegas 2017 (limited) (AKH limited) | starting rating: 1471 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 392 | Cole, Bryan (1420) | Won 2-1 | +171488 |
| 2sealed | 482 | Lunch, Benjamin (1542) | Won 2-0 | +191507 |
| 4sealed | 58 | Timmler, Kye (1491) | Lost 0-2 | -181489 |
| 5sealed | 2117 | Johnson, Scott (1619) | Won 2-0 | +201509 |
| 6sealed | 278 | Babaian, Christopher (1561) | Won 2-0 | +191528 |
| 7sealed | 176 | Estrada, Carlos (1538) | Won 2-0 | +181546 |
| 8sealed | 46 | Maynard, Pascal (1948) | Won 2-1 | +251571 |
| 9sealed | 42 | Montoya, Brandon (1983) | Lost 0-2 | -111560 |
| 10draft | 208 | Parker, Brock (2043) | Lost 0-2 | -91551 |
| 11draft | 143 | Elkins, Brandon (1596) | Lost 1-2 | -181533 |
| 13draft | 33 | Bogdanov, Dennis (1623) | Lost 0-2 | -161517 |
| 14draft | 78 | Kitchen, Ryan (1477) | Lost 0-2 | -191498 |
| 15draft | 141 | Shindo, Grant (1546) | Won 2-1 | +191517 |
| top | average opponent: 1645record: 7-6 | new rating: 1517 | ||
| Grand Prix Minneapolis 2014 (modern) | starting rating: 1491 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 213 | Steeg, Andrew (1500) | Won 2-1 | +181509 |
| 2modern | 482 | Whittemore, Charles (1436) | Lost 0-2 | -191490 |
| 3modern | 429 | Singleton, Chris (1466) | Won 2-0 | +171507 |
| 4modern | 366 | Hurshman, Jeremy (1484) | Lost 0-2 | -181489 |
| 5modern | 674 | Olson, Alex 8770 (1501) | Lost 1-2 | -181471 |
| top | average opponent: 1477record: 2-3 | new rating: 1471 | ||
| Pro Tour Gatecrash (GTC standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1draft | 20 | Cox, Patrick (1905) | Lost 0-2 | -111489 |
| 2draft | 103 | Lax, Ari (2049) | Lost 0-2 | -91480 |
| 3draft | 41 | Malanaphy, John (1471) | Lost 0-2 | -181462 |
| 4standard | 153 | Fukuta, Shingo (1516) | Won 2-1 | +191481 |
| 5standard | 148 | Shakarisaz, David (1609) | Won 2-1 | +201501 |
| 6standard | 130 | Berti, Francesco (1638) | Lost 0-2 | -151486 |
| 7standard | 116 | Dimitrakis, Ioannis (1527) | Lost 0-2 | -171469 |
| 8standard | 141 | Itou, Shougo (1711) | Won 2-1 | +221491 |
| top | average opponent: 1678record: 3-5 | new rating: 1491 | ||