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Individual Calculations August 2021 |
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| Dragun, Kamil Total change: -1.50 | |   |
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| Najdorf Chess Festival 2021 gr. A | Warszawa | POL | 2021-07-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2355 | 2557 | 6.50 | 9 | -0.15 | 10 | -1.50 | |
|  Piotrowski, Pawel | | | 2157 * | POL | 1.00 | 1 | 0.08 | 10 | 0.80 | |  Siwiec, Arkadiusz | | | 2206 | POL | 1.00 | 1 | 0.11 | 10 | 1.10 | | | Reza, Wojciech | f | | 2304 | POL | 1.00 | 1 | 0.19 | 10 | 1.90 | | | Niedbala, Bartlomiej | f | | 2360 | POL | 1.00 | 1 | 0.25 | 10 | 2.50 | | | Kosakowski, Jakub | m | | 2417 | POL | 0.50 | 1 | -0.19 | 10 | -1.90 | | | Rozentalis, Eduardas | g | | 2520 | LTU | 0.50 | 1 | -0.05 | 10 | -0.50 | | | Tomczak, Jacek | g | | 2603 | POL | 0.00 | 1 | -0.44 | 10 | -4.40 | | | Kowalski, Igor | f | | 2349 | POL | 1.00 | 1 | 0.23 | 10 | 2.30 | | | Czopor, Maciej | f | | 2279 | POL | 0.50 | 1 | -0.33 | 10 | -3.30 | | | * 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) | | |
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