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Individual Calculations August 2021 |
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| Pacan-Milej, Kosma Total change: -13.90 | |   |
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| Najdorf Chess Festival 2021 gr. A | Warszawa | POL | 2021-07-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2190 | 2421 | 6.00 | 9 | -1.03 | 10 | -10.30 | |
|  Pettersson, Alexander | | | 2021 * | MLT | 1.00 | 1 | 0.08 | 10 | 0.80 | |  Piekielny, Pawel | | | 2150 | POL | 0.50 | 1 | -0.33 | 10 | -3.30 | | | Czernek, Tymon | f | | 2171 | POL | 1.00 | 1 | 0.19 | 10 | 1.90 | | | Kacprzak, Kacper | | | 2075 | POL | 1.00 | 1 | 0.11 | 10 | 1.10 | | | Kiolbasa, Oliwia | | wm | 2255 | POL | 0.50 | 1 | -0.22 | 10 | -2.20 | | | Mickiewicz, Piotr | | | 2247 | POL | 0.00 | 1 | -0.73 | 10 | -7.30 | | | Paszewski, Mateusz | f | | 2280 | POL | 0.50 | 1 | -0.19 | 10 | -1.90 | | | Baum, Jonasz | m | | 2260 | POL | 0.50 | 1 | -0.21 | 10 | -2.10 | | | Bednarczyk, Damian | | | 2247 | POL | 1.00 | 1 | 0.27 | 10 | 2.70 | | | * 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) | | | | Warsaw Chess Open - A | Warszawa | POL | 2021-07-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2299 | 2421 | 5.50 | 9 | -0.36 | 10 | -3.60 | |
| | Goraj, Barbara | | wc | 2076 | POL | 1.00 | 1 | 0.11 | 10 | 1.10 | | | Rasti, Arvin | | | 2248 | SWE | 1.00 | 1 | 0.27 | 10 | 2.70 | | | Rozentalis, Eduardas | g | | 2520 | LTU | 0.00 | 1 | -0.36 | 10 | -3.60 | | | Chyzy, Jakub | f | | 2257 | POL | 1.00 | 1 | 0.28 | 10 | 2.80 | | | Chomczyk, Marek | | | 2194 | POL | 0.00 | 1 | -0.79 | 10 | -7.90 | | | Karwowski, Kacper | c | | 2243 | POL | 1.00 | 1 | 0.27 | 10 | 2.70 | | | Mis, Mieszko | f | | 2361 | POL | 0.50 | 1 | -0.08 | 10 | -0.80 | | | Teclaf, Pawel | m | | 2514 | POL | 0.00 | 1 | -0.37 | 10 | -3.70 | | | Paszewski, Mateusz | f | | 2280 | POL | 1.00 | 1 | 0.31 | 10 | 3.10 | |
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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