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Individual Calculations February 2023 |
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| Bugajski, Robert Total change: 8.80 | |   |
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| OTWARTA LIGA MAZOWIECKA 2023 Round 1-4 | woj. mazowieckie | POL | 2023-01-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1697 | 1942 | 3.50 | 4 | 0.44 | 20 | 8.80 | |
|  Budny, Piotr | | | 1521 | POL | 0.50 | 1 | -0.43 | 20 | -8.60 | |  Kicinska, Anna | | | 1542 * | POL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Grochulski, Krzysztof | | | 1844 | POL | 1.00 | 1 | 0.37 | 20 | 7.40 | | | Pajak, Jakub | | | 1881 | POL | 1.00 | 1 | 0.42 | 20 | 8.40 | | | * 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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