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Individual Calculations September 2021 |
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| Tomczak, Jacek Total change: -15.40 | |   |
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| V Miedzynarodowy Memorial Ireny Warakomskiej - Open A | Suwalki | POL | 2021-07-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2317 | 2603 | 5.50 | 9 | -1.97 | 10 | -19.70 | |
|  Kubicka, Anna | | wm | 2210 | POL | 0.50 | 1 | -0.42 | 10 | -4.20 | |  Juknis, Paulius | | | 2203 * | LTU | 0.50 | 1 | -0.42 | 10 | -4.20 | | | Chyzy, Jakub | f | | 2257 | POL | 1.00 | 1 | 0.11 | 10 | 1.10 | | | Antolak, Julia | | wm | 2309 | POL | 1.00 | 1 | 0.15 | 10 | 1.50 | | | Szpar, Milosz | f | | 2392 | POL | 0.50 | 1 | -0.27 | 10 | -2.70 | | | Goluch, Piotr | m | | 2333 | POL | 0.50 | 1 | -0.33 | 10 | -3.30 | | | Klimkowski, Jan | f | | 2322 | POL | 0.50 | 1 | -0.34 | 10 | -3.40 | | | Zakrzewski, Marek | f | | 2295 | POL | 1.00 | 1 | 0.14 | 10 | 1.40 | | | Chatalbashev, Boris | g | | 2535 | DEN | 0.00 | 1 | -0.59 | 10 | -5.90 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | 57th Akiba Rubinstein Chess Festival - GM Tournament | Polanica-Zdroj | POL | 2021-08-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2598 | 2604 | 5.00 | 9 | 0.43 | 10 | 4.30 | |
| | Stocek, Jiri | g | | 2604 | CZE | 1.00 | 1 | 0.50 | 10 | 5.00 | | | Krasenkow, Michal | g | | 2591 | POL | 0.50 | 1 | -0.02 | 10 | -0.20 | | | Navara, David | g | | 2675 | CZE | 0.50 | 1 | 0.10 | 10 | 1.00 | | | Gumularz, Szymon | m | | 2512 | POL | 1.00 | 1 | 0.37 | 10 | 3.70 | | | Ovsejevitsch, Sergei | g | | 2579 | UKR | 0.50 | 1 | -0.03 | 10 | -0.30 | | | Teclaf, Pawel | m | | 2520 | POL | 0.50 | 1 | -0.12 | 10 | -1.20 | | | Piorun, Kacper | g | | 2608 | POL | 0.50 | 1 | 0.01 | 10 | 0.10 | | | Bluebaum, Matthias | g | | 2674 | GER | 0.00 | 1 | -0.40 | 10 | -4.00 | | | Shevchenko, Kirill | g | | 2619 | UKR | 0.50 | 1 | 0.02 | 10 | 0.20 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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