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Individual Calculations July 2021 |
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| Dec, Kazimierz Total change: -44.40 | |   |
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| Miedzynarodowy Memorial Szachowy Rodziny Ulmow - 2021 | Siczki k. Radomia | POL | 2021-05-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1398 | 1391 | 3.00 | 7 | -0.47 | 20 | -9.40 | |
|  Tomaszewski, Jakub | | | 1202 | POL | 0.00 | 1 | -0.75 | 20 | -15.00 | | | Smerachanski, Mihail | | | 1188 | POL | 1.00 | 1 | 0.24 | 20 | 4.80 | |  Nowak, Maciej | | | 1331 | POL | 0.00 | 1 | -0.58 | 20 | -11.60 | | | Skladzien, Romuald | | | 1691 | POL | 1.00 | 1 | 0.85 | 20 | 17.00 | | | Przygrodzki, Jakub | | | 1346 | POL | 0.00 | 1 | -0.56 | 20 | -11.20 | | | Wozich, Konrad | | | 1450 | POL | 0.00 | 1 | -0.42 | 20 | -8.40 | | | Serafin, Jerzy | | | 1580 | POL | 1.00 | 1 | 0.75 | 20 | 15.00 | |
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) | | | | DMP - IV Liga Szachowa Seniorow PK 2021 | Lubenia | POL | 2021-06-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1557 | 1391 | 1.00 | 6 | -0.79 | 20 | -15.80 | |
| | Lusio, Krzysztof | | | 1791 * | POL | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Nowakowski, Jacek | | | 1591 | POL | 0.00 | 1 | -0.24 | 20 | -4.80 | | | Mucha, Konrad | | | 1590 | POL | 0.00 | 1 | -0.24 | 20 | -4.80 | | | Daniel, Zbigniew | | | 1422 | POL | 0.00 | 1 | -0.46 | 20 | -9.20 | | | Drygas, Wojciech | | | 1421 | POL | 0.00 | 1 | -0.46 | 20 | -9.20 | | | Zdziebko, Marek | | | 1529 | POL | 1.00 | 1 | 0.69 | 20 | 13.80 | | | * 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) | | | | I Weekendowy turniej w Woli Zarczyckiej - U1600 | Wola Zarczycka | POL | 2021-06-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1304 | 1391 | 2.00 | 5 | -0.96 | 20 | -19.20 | |
| | Kaminska, Zuzanna | | | 1051 | POL | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Zawadzki, Tomasz | | | 1464 | POL | 1.00 | 1 | 0.60 | 20 | 12.00 | | | Peret, Ryszard | | | 1478 | POL | 0.00 | 1 | -0.38 | 20 | -7.60 | | | Kraczek, Cezary | | | 1420 | POL | 0.00 | 1 | -0.46 | 20 | -9.20 | | | Walentyn, Zuzanna | | | 1107 | POL | 0.00 | 1 | -0.84 | 20 | -16.80 | |
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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