Herzmann, Kevin
Current rating: 1549
Record: 40-35
| Grand Prix Prague 2018 (modern) | starting rating: 1594 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 93 | Kindl, Jiri (1461) | Won 2-0 | +161610 |
| 2modern | 352 | Fichtinger, Patrick (1518) | Won 2-0 | +161626 |
| 3modern | 57 | Gruber, Klaas (1757) | Lost 0-2 | -161610 |
| 4modern | 507 | Deutscher, Jan (1483) | Lost 0-2 | -201590 |
| 5modern | 612 | Mraz, Daniel (1512) | Lost 0-2 | -191571 |
| 6modern | 694 | Janac, Jakub (1485) | Won 2-0 | +161587 |
| 7modern | 488 | Henning, Vico (1508) | Lost 1-2 | -191568 |
| 8modern | 526 | Szal, Bogumil (1535) | Lost 0-2 | -191549 |
| top | average opponent: 1532record: 3-5 | new rating: 1549 | ||
| Grand Prix Prague 2016 (legacy) | starting rating: 1580 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 241 | Hoelker, David (1552) | Won 2-1 | +171597 |
| 2legacy | 219 | Kourimsky, Marek (1496) | Won 2-0 | +161613 |
| 3legacy | 291 | de Togni, Marco (1703) | Lost 0-2 | -161597 |
| 4legacy | 325 | Weber, Michael (1557) | Won 2-0 | +171614 |
| 5legacy | 100 | Glowicki, Gabriel (1516) | Lost 1-2 | -191595 |
| 6legacy | 326 | Duijzer, Richard (1563) | Won 2-0 | +171612 |
| 7legacy | 170 | Drouard, Julien (1611) | Lost 1-2 | -181594 |
| top | average opponent: 1571record: 4-3 | new rating: 1594 | ||
| Grand Prix Prague 2015 (ORI standard) | starting rating: 1618 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 80 | Seliga, Lukas (1534) | Won 2-0 | +171635 |
| 3standard | 147 | Muhlbock, Marc (1725) | Lost 1-2 | -171618 |
| 4standard | 234 | Conza, Lorenzo (1518) | Lost 0-2 | -191599 |
| 5standard | 371 | Horcicka, Jan (1554) | Lost 0-2 | -191580 |
| top | average opponent: 1583record: 1-3 | new rating: 1580 | ||
| Grand Prix Utrecht 2015 (MM2 limited) | starting rating: 1680 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 2086 | Winkler, Simon (1589) | Lost 1-2 | -201660 |
| 3sealed | 2279 | Bijlsma, Ineke (1503) | Lost 0-2 | -211639 |
| 4sealed | 2375 | Berghout, Jessy (1479) | Lost 1-2 | -211618 |
| top | average opponent: 1524record: 0-3 | new rating: 1618 | ||
| Grand Prix Strasbourg 2014 (KTK limited) | starting rating: 1734 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 114 | Nevers, Yannis (1500) | Lost 1-2 | -221712 |
| 2sealed | 280 | Kock Jensen, Stefan (1482) | Won 2-0 | +131725 |
| 3sealed | 346 | Roth, Raphael (1429) | Won 2-0 | +131738 |
| 4sealed | 183 | Hurkmans, Bram (1500) | Lost 0-2 | -221716 |
| 5sealed | 267 | Barbou, Lucien (1651) | Won 2-0 | +171733 |
| 6sealed | 257 | Martin, Wolfram (1488) | Lost 1-2 | -231710 |
| 7sealed | 216 | Schrijvers, Alexander (1398) | Lost 1-2 | -231687 |
| 8sealed | 211 | Hoskens, Serge (1486) | Won 2-0 | +141701 |
| 9sealed | 161 | Robbe, Christian (1505) | Lost 1-2 | -211680 |
| top | average opponent: 1493record: 4-5 | new rating: 1680 | ||
| Grand Prix Prague 2014 (modern) | starting rating: 1638 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 200 | Amy, Jack (1553) | Won 2-0 | +171655 |
| 3modern | 262 | Enevoldsen, Thomas (2015) | Won 2-0 | +241679 |
| 4modern | 173 | Zimmermann, Jonas (1710) | Won 2-1 | +191698 |
| 5modern | 76 | Jabs, Slawomir (1678) | Won 2-0 | +171715 |
| 6modern | 32 | Faraggiana, Simone (1699) | Won 2-1 | +181733 |
| 7modern | 18 | Koestler, Jonas (2066) | Lost 0-2 | -121721 |
| 8modern | 44 | Nilsson, Rasmus (1742) | Lost 1-2 | -181703 |
| 9modern | 141 | Brown, Eric (1602) | Won 2-1 | +161719 |
| 10modern | 73 | Niznansky, Milan (1689) | Won 2-0 | +181737 |
| 11modern | 48 | Reimche, Wadim (1612) | Won 2-0 | +151752 |
| 12modern | 35 | Matousek, Pavel (1894) | Lost 0-2 | -151737 |
| 13modern | 53 | Bigorne, Aurelien (1573) | Won 2-0 | +151752 |
| 14modern | 26 | Fonteyne, Aron (1734) | Lost 0-2 | -181734 |
| 15modern | 43 | Nadler, Matthias (1591) | ID | 01734 |
| top | average opponent: 1726record: 9-4-1 | new rating: 1734 | ||
| Grand Prix Prague 2013 (M14 limited) | starting rating: 1563 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 25 | Hrubisko, Mikulas (1792) | Lost 1-2 | -141549 |
| 3sealed | 348 | Patte, Aurelien (1426) | Won 2-0 | +161565 |
| 4sealed | 301 | Klapwijk, Martijn (1528) | Won 2-1 | +171582 |
| 5sealed | 321 | Allouchery, Gonzague (1731) | Won 2-1 | +211603 |
| 6sealed | 173 | Bach, Wolfgang (1508) | Won 2-0 | +161619 |
| 7sealed | 109 | Pasqui, Giulio (1587) | Won 2-0 | +171636 |
| 8sealed | 69 | Casadei, Luca (1817) | Won 2-1 | +221658 |
| 9sealed | 38 | Saulacher, Sebastian (1616) | Lost 1-2 | -191639 |
| 10draft | 5 | Tesselaar, Han (1638) | Won 2-0 | +181657 |
| 11draft | 99 | Teoh, Yann Lee (1648) | Won 2-1 | +181675 |
| 12draft | 80 | Ausilio, Flavio (1784) | Won 2-1 | +201695 |
| 13draft | 58 | Alcantara, Adrian (1631) | Lost 0-2 | -201675 |
| 14draft | 72 | Gieron, Lukasz (1685) | Lost 0-2 | -171658 |
| 15draft | 41 | Hatt, Andras (1579) | Lost 1-2 | -201638 |
| top | average opponent: 1641record: 9-5 | new rating: 1638 | ||
| Grand Prix Bochum 2012 (RTR standard) | starting rating: 1547 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 184 | Fossberg, Marc (1500) | Won 2-1 | +171564 |
| 2standard | 192 | Liapatis, Theodoros (1708) | Lost 0-2 | -161548 |
| 3standard | 225 | Loucim, Jaroslav (1431) | Lost 0-2 | -201528 |
| 4standard | 329 | Van De Velde, Kim (1462) | Won 2-1 | +171545 |
| 5standard | 261 | Vogel, Birger (1500) | Won 2-1 | +171562 |
| 6standard | 131 | Oldekamp, Ulf (1565) | Won 2-0 | +181580 |
| 7standard | 157 | Sundermann, Michael (1510) | Won 2-1 | +171597 |
| 8standard | 107 | Zunko, Bojan (1730) | Lost 1-2 | -161581 |
| 9standard | 136 | Rouw, Alex (1541) | Lost 0-2 | -181563 |
| top | average opponent: 1550record: 5-4 | new rating: 1563 | ||
| Grand Prix Bochum 2010 (SOM limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 806 | Warcholik, Manuel (1524) | Won 2-1 | +181518 |
| 2sealed | 723 | Boariu, Alex (1500) | Won 2-0 | +181536 |
| 3sealed | 634 | Weiss, Christian (1466) | Won 2-0 | +171553 |
| 4sealed | 574 | Bjornerud, Sveinung (1759) | Won 2-1 | +221575 |
| 5sealed | 508 | Hildebrandt, Markus (1572) | Won 2-0 | +171592 |
| 6sealed | 523 | Hugony, Francesco (1819) | Lost 0-2 | -131579 |
| 7sealed | 535 | Lippi, Alessandro (1746) | Lost 0-2 | -151564 |
| 8sealed | 582 | Holdhus, Egon (1623) | Lost 1-2 | -171547 |
| top | average opponent: 1626record: 5-3 | new rating: 1547 | ||