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Individual Calculations April 2021 |
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| Kwiecinski, Rafal Total change: -10.40 | |   |
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| XI Otwarte Mistrzostwa Garnizonu Warszawa w szachach klasycznych 2021 Round 1-7 | Warszawa | POL | 2021-01-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1443 | 1552 | 2.50 | 5 | -0.57 | 20 | -11.40 | |
|  Janczylik, Tomasz | | | 1153 | POL | 0.50 | 1 | -0.42 | 20 | -8.40 | |  Wilczynski, Adam | | | 1549 | POL | 0.00 | 1 | -0.50 | 20 | -10.00 | | | Krowicki, Przemyslaw | | | 1191 | POL | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Kwiek, Janusz | | | 1485 | POL | 1.00 | 1 | 0.41 | 20 | 8.20 | | | Leszczynski, Bartosz | | | 1839 | POL | 0.00 | 1 | -0.16 | 20 | -3.20 | |
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) | | | | Otwarta Liga Mazowiecka 2021 Round 7-10 | mazowieckie | POL | 2021-03-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1342 | 1552 | 1.50 | 2 | 0.05 | 20 | 1.00 | |
| | Wieckowski, Michal | | | 1531 | POL | 0.50 | 1 | -0.03 | 20 | -0.60 | | | Motyl, Mateusz | | | 1152 * | POL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * 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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