Butchko, John
Current rating: 1465
Record: 30-36
| Grand Prix New Jersey 2020 (THB limited) | starting rating: 1518 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 220 | Nikolaus, David (1500) | Lost 0-2 | -191499 |
| 2sealed | 385 | Finchler, Alexander (1614) | Lost 1-2 | -151484 |
| 3sealed | 675 | Luna Madrid, Oscar (1464) | Lost 1-2 | -191465 |
| top | average opponent: 1526record: 0-3 | new rating: 1465 | ||
| Grand Prix Richmond 2019 (ELD standard) | starting rating: 1537 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 54 | Kaplan, Giana (1513) | Won 2-1 | +181555 |
| 2standard | 69 | Gallagher, Mike (1518) | Lost 0-2 | -191536 |
| 3standard | 180 | Hoffman, Tomas (1482) | Lost 1-2 | -191517 |
| 4standard | 218 | Schmidt, John (1503) | Won 2-1 | +181535 |
| 5standard | 186 | Marty, Toni (1593) | Lost 0-2 | -171518 |
| top | average opponent: 1522record: 2-3 | new rating: 1518 | ||
| Grand Prix Montreal 2019 (ELD limited) | starting rating: 1524 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 310 | Kai, Kevin (1535) | Won 2-0 | +181542 |
| 2sealed | 177 | Raugsa, Chris (1517) | Won 2-0 | +171559 |
| 3sealed | 50 | Wu, Gavin (1565) | Lost 1-2 | -181541 |
| 4sealed | 144 | Woyiwada, Tyler (1463) | Won 2-1 | +171558 |
| 5sealed | 79 | Jeanson, Hayden (1502) | Won 2-0 | +171575 |
| 6sealed | 64 | Trudel, Christian (1641) | Won 2-0 | +191594 |
| 7sealed | 32 | Brott, John (1767) | Won 2-1 | +211615 |
| 8sealed | 31 | Pippy, Matt (1564) | Lost 0-2 | -191596 |
| 9sealed | 69 | Eady, Brent (1838) | Lost 0-2 | -131583 |
| 10draft | 62 | Stitson, Christopher (1744) | Won 2-1 | +211604 |
| 11draft | 33 | Biron, Xavier (1730) | Lost 0-2 | -161588 |
| 12draft | 53 | Burrows-Johnson, Andrew (1679) | Lost 0-2 | -161572 |
| 13draft | 32 | Daube-Valois, Noah (1556) | Lost 0-2 | -191553 |
| 14draft | 30 | Goupil, Remi (1649) | Lost 1-2 | -161537 |
| top | average opponent: 1625record: 7-7 | new rating: 1537 | ||
| Grand Prix Washington DC 2019 (MH1 limited) | starting rating: 1472 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 122 | Rodriguez Castro, Denia Marinet (1481) | Won 2-1 | +181490 |
| 2sealed | 245 | Spellman, Charles (1691) | Won 0-0 | +211511 |
| 3sealed | 21 | Gwynn, Michael (1432) | Lost 1-2 | -191492 |
| 4sealed | 166 | Heffernan, Thomas (1519) | Lost 1-2 | -181474 |
| 5sealed | 393 | Garner, James (1480) | Won 2-1 | +191493 |
| 6sealed | 233 | Hu, Leon (1545) | Won 2-0 | +191512 |
| 7sealed | 164 | Lucy, J. Sawyer (1912) | Won 2-0 | +241536 |
| 8sealed | 156 | Green, Jeff (1830) | Lost 0-2 | -121524 |
| top | average opponent: 1611record: 5-3 | new rating: 1524 | ||
| Grand Prix New Jersey 2019 (RNA limited) | starting rating: 1462 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 3 | Pollard, Ryan (1500) | Won 2-1 | +191481 |
| 2sealed | 213 | Sarchiapone, Joseph (1453) | Lost 0-2 | -191462 |
| 3sealed | 435 | Olsen, Erik (1553) | Lost 0-2 | -161446 |
| 4sealed | 508 | Zhang, Michael (1541) | Won 2-0 | +201466 |
| 5sealed | 352 | Martin, Christopher6413 (1628) | Won 2-0 | +201486 |
| 6sealed | 224 | Guy, Timothy (1660) | Lost 0-2 | -141472 |
| top | average opponent: 1556record: 3-3 | new rating: 1472 | ||
| Grand Prix Orlando 2018 (M19 standard) | starting rating: 1404 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 191 | Vitale, Nathan (1500) | Won 2-0 | +201424 |
| 2standard | 98 | Bishop, Luke (1564) | Won 2-1 | +211445 |
| 3standard | 32 | Dorsey, Kyle (1565) | Lost 1-2 | -161429 |
| 4standard | 173 | Anglero, Justin (1522) | Won 2-0 | +201449 |
| 5standard | 120 | Sage, Nathan (1526) | Lost 0-2 | -171432 |
| 6standard | 233 | Caparroz, Joao Lucas (1811) | Lost 0-2 | -111421 |
| 7standard | 275 | Hatch, Wayne (1606) | Won 2-0 | +211442 |
| 8standard | 170 | Calabrese, Jared (1553) | Won 2-1 | +201462 |
| top | average opponent: 1581record: 5-3 | new rating: 1462 | ||
| Grand Prix Pittsburgh 2018 (DOM standard) | starting rating: 1439 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 72 | Goode, Kevin (1500) | Lost 0-2 | -171422 |
| 2standard | 203 | Grogg, Chase (1482) | Won 2-0 | +191441 |
| 3standard | 383 | Headlee, Tyler (1480) | Lost 0-2 | -171424 |
| 4standard | 380 | Batchelder, James (1351) | Lost 1-2 | -201404 |
| top | average opponent: 1453record: 1-3 | new rating: 1404 | ||
| Grand Prix Washington DC 2017 (HOU standard) | starting rating: 1451 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 377 | Doyle, Patrick (1462) | Lost 1-2 | -181433 |
| 2standard | 490 | Brown, Mark (1285) | Won 2-0 | +151448 |
| 3standard | 626 | Wenzel, Christopher (1497) | Won 2-0 | +191467 |
| 4standard | 361 | Kenvin, Ryan (1528) | Won 2-0 | +191486 |
| 5standard | 331 | Taliaferro, Ryland (1513) | Lost 0-2 | -171469 |
| 6standard | 280 | Reed, David (1766) | Lost 0-2 | -131456 |
| 7standard | 424 | Villao, Ruben (1495) | Lost 1-2 | -171439 |
| top | average opponent: 1507record: 3-4 | new rating: 1439 | ||
| Grand Prix Pittsburgh 2016 (SOI standard) | starting rating: 1468 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 242 | Dull, Justin (1522) | Lost 0-2 | -171451 |
| top | record: 0-1 | new rating: 1451 | ||
| Grand Prix Atlanta 2015 (BFZ limited) | starting rating: 1482 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 508 | Nehez, Michael (1500) | Won 2-1 | +181500 |
| 2sealed | 142 | Veccie, Nick (1590) | Won 2-0 | +201520 |
| 3sealed | 21 | Bianco, Preston (1536) | Lost 0-2 | -181502 |
| 4sealed | 360 | Pierson, Russell (1648) | Lost 0-2 | -151487 |
| 5sealed | 495 | Freeman, Joseph (1445) | Lost 0-2 | -191468 |
| top | average opponent: 1544record: 2-3 | new rating: 1468 | ||
| Grand Prix Charlotte 2015 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 787 | White, Josh (1489) | Lost 1-2 | -181482 |
| 2modern | 942 | Keeler, Andrew (1482) | Lost 0-2 | -181464 |
| 3modern | 1117 | Dudkowski, Michael (1496) | Won 2-0 | +181482 |
| 4modern | 1005 | Stone, Martin (1445) | Won 2-1 | +181500 |
| 5modern | 943 | Mullins, Willice (1504) | Lost 1-2 | -181482 |
| top | average opponent: 1483record: 2-3 | new rating: 1482 | ||