Heal, John
Current rating: 1436
Record: 32-40-2
| Grand Prix Birmingham 2019 (modern) | starting rating: 1459 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 108 | Fairbairn, Murray (1534) | Won 2-0 | +191478 |
| 4modern | 28 | Murray, Stephen (1831) | Lost 1-2 | -111467 |
| 5modern | 118 | Durrant, Alex (1548) | Lost 0-2 | -171450 |
| 6modern | 183 | Livermore, Adam (1526) | Lost 0-2 | -171433 |
| 7modern | 243 | Faherty, Francesco (1485) | Lost 0-2 | -171416 |
| 8modern | 237 | Bravo Marques, Jose (1492) | Won 2-1 | +201436 |
| top | average opponent: 1569record: 2-4 | new rating: 1436 | ||
| Grand Prix Barcelona 2019 (modern) | starting rating: 1488 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 25 | Furlan, Tobias (1548) | Lost 0-2 | -171471 |
| 4modern | 277 | Chutchev, Vladimir (1486) | Won 2-0 | +181489 |
| 5modern | 233 | Cammilluzzi, Marco (1761) | Lost 1-2 | -131476 |
| 6modern | 287 | Boladeras, Marc (1542) | Lost 0-2 | -171459 |
| top | average opponent: 1584record: 1-3 | new rating: 1459 | ||
| Grand Prix Seattle 2019 (MH1 limited) | starting rating: 1488 | |||
| round | table | opponent (rating) | result | Δrating |
| A3sealed | 139 | Frank, Matt (1610) | Won 2-0 | +211509 |
| A4sealed | 16 | Lee, Joon Soo (1780) | Won 2-1 | +221531 |
| A5sealed | 2 | Erler, Billy (1801) | Lost 0-2 | -131518 |
| A6sealed | 66 | Byun, Chong (1765) | Lost 1-2 | -131505 |
| A7sealed | 195 | Woodson, Wyatt (1554) | Lost 1-2 | -171488 |
| top | average opponent: 1702record: 2-3 | new rating: 1488 | ||
| Grand Prix London 2019 (WAR sealed) | starting rating: 1551 | |||
| round | table | opponent (rating) | result | Δrating |
| A1sealed | 276 | Cavassi, Edoardo (1500) | Won 2-1 | +181569 |
| A2sealed | 65 | Tuduri, Ricard (1751) | Lost 1-2 | -151554 |
| A3sealed | 222 | Lenger, Jan (1595) | Lost 0-2 | -171537 |
| A4sealed | 183 | Winward-Stuart, James (1549) | Won 2-0 | +181555 |
| A5sealed | 133 | Isaksson, Marcus (1355) | Lost 0-2 | -221533 |
| A6sealed | 116 | Watson, Elizabeth (1455) | Won 2-0 | +171550 |
| A7sealed | 84 | Superson, Dawid (1511) | Lost 1-2 | -191531 |
| C1sealed | 107 | Ciardi, Claudio (1395) | Lost 1-2 | -201511 |
| C2sealed | 414 | Keathley, Zach (1469) | Lost 1-2 | -191492 |
| C3sealed | 354 | Geuens, Peter (1355) | Won 2-0 | +151507 |
| C4sealed | 253 | Dorup, Mads (1454) | Lost 0-2 | -191488 |
| top | average opponent: 1490record: 4-7 | new rating: 1488 | ||
| Grand Prix Bilbao 2019 (modern) | starting rating: 1547 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 264 | Avoscan, Raul (1636) | Lost 0-2 | -171530 |
| 4modern | 204 | Viniczai, Tibor (1673) | Draw 1-1 | +31533 |
| 5modern | 345 | Segeron, Marc (1430) | Won 2-1 | +161549 |
| 6modern | 223 | Herrero, Sergi (1625) | Lost 0-2 | -161533 |
| 7modern | 355 | Redondo Saldias, Ivan (1516) | Won 2-1 | +171550 |
| 8modern | 236 | Wroblewski, Florian (1614) | Draw 1-1 | +11551 |
| top | average opponent: 1583record: 2-2-2 | new rating: 1551 | ||
| Grand Prix Stockholm 2018 (modern) | starting rating: 1501 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 50 | Spino, Manuel (1483) | Won 2-1 | +181519 |
| 2modern | 43 | Palsio, Joonas (1479) | Lost 1-2 | -191500 |
| 3modern | 464 | Kampers, Kezia (1500) | Won 2-0 | +181518 |
| 4modern | 375 | Thernlund, Martin (1541) | Won 2-0 | +181536 |
| 5modern | 109 | Kowalski, Grzegorz (2070) | Won 2-1 | +271563 |
| 6modern | 174 | Bakker, Emma (1552) | Won 2-1 | +181581 |
| 7modern | 82 | Radosz, Wojciech (1568) | Lost 0-2 | -181563 |
| 8modern | 125 | Petrick, Fabien (1673) | Lost 1-2 | -161547 |
| top | average opponent: 1608record: 5-3 | new rating: 1547 | ||
| Grand Prix Turin 2018 (M19 limited) | starting rating: 1536 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 84 | Amico, Andrea (1505) | Won 2-1 | +171553 |
| 2sealed | 83 | Di Natale, Paolo (1515) | Lost 1-2 | -191534 |
| 3sealed | 392 | Terlizzi, Lorenzo (1482) | Lost 1-2 | -181516 |
| 4sealed | 433 | Fortier, Quentin (1731) | Won 2-0 | +211537 |
| 5sealed | 264 | Da Col, Luca (1613) | Lost 0-2 | -161521 |
| 6sealed | 340 | Zansavio, Nicola (1517) | Lost 0-2 | -181503 |
| 7sealed | 352 | Ciccarelli, Enrico (1514) | Won 2-1 | +181521 |
| 8sealed | 283 | Tarozzi, Stefano (1417) | Lost 1-2 | -201501 |
| top | average opponent: 1537record: 3-5 | new rating: 1501 | ||
| Grand Prix Birmingham 2017 (modern) | starting rating: 1452 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 91 | O'Donoghue, Malachi (1547) | Won 2-1 | +201472 |
| 2modern | 397 | Lildballe, Andreas (1626) | Won 0-0 | +211493 |
| 3modern | 259 | van der Vaart, Martijn (1600) | Won 2-1 | +201513 |
| 4modern | 163 | Birkin, Carl (1532) | Won 2-1 | +181531 |
| 5modern | 14 | Green, Christoph (1534) | Lost 1-2 | -181513 |
| 6modern | 102 | Lebrun, Benoit (1784) | Lost 0-2 | -131500 |
| 7modern | 256 | Richards, Branoc (1441) | Lost 0-2 | -191481 |
| 8modern | 201 | Schlatter, Nils (1519) | Won 2-1 | +191500 |
| 9modern | 222 | Marien, Laurent (1449) | Won 2-0 | +171517 |
| 10modern | 174 | Bernuau, Emmanuel (1710) | Won 2-1 | +211538 |
| 11modern | 76 | Levy, Raphael (2030) | Lost 1-2 | -91529 |
| 12modern | 144 | Ollier, Guillaume (1541) | Won 2-1 | +181547 |
| 13modern | 112 | Moon, Oliver (1737) | Lost 0-2 | -151532 |
| 14modern | 174 | Horosiewicz, Lukas (1637) | Won 2-1 | +201552 |
| 15modern | 125 | Ruegg, Pascal (1642) | Lost 0-2 | -161536 |
| top | average opponent: 1622record: 9-6 | new rating: 1536 | ||
| Grand Prix London 2016 (KLD limited) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 258 | Sutherland, Fraser (1464) | Lost 1-2 | -181446 |
| 2sealed | 807 | Spelling, Ben (1484) | Won 2-0 | +191465 |
| 3sealed | 902 | Tessier, Nicolas (1438) | Won 2-1 | +171482 |
| 4sealed | 567 | Wallner, Johann (1787) | Won 2-0 | +241506 |
| 5sealed | 420 | Quinteros, Simon (1470) | Lost 1-2 | -191487 |
| 6sealed | 685 | Fox, Jonathan (1520) | Lost 0-2 | -171470 |
| 7sealed | 753 | Barby, Matthew (1507) | Lost 1-2 | -181452 |
| top | average opponent: 1524record: 3-4 | new rating: 1452 | ||
| Grand Prix London 2015 (ORI standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 585 | Engledow, Sam (1546) | Won 2-1 | +191519 |
| 2standard | 609 | Wells, David (1518) | Lost 0-2 | -181501 |
| 3standard | 1000 | Ferrigno, Pierluigi (1499) | Lost 1-2 | -181483 |
| 4standard | 939 | Ireland, Alex (1449) | Lost 0-2 | -191464 |
| top | average opponent: 1503record: 1-3 | new rating: 1464 | ||