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Individual Calculations February 2020 |
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| Roszkiewicz, Anna Total change: -19.20 | |   |
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| III Wielkopolska Liga Juniorów 2020 Round 1-4 | Ostrow Wielkopolski | POL | 2020-01-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1565 | 1681 | 2.00 | 4 | -0.48 | 40 | -19.20 | |
|  Stachecki, Mikolaj | | | 1873 | POL | 0.00 | 1 | -0.25 | 40 | -10.00 | | | Nowak, Roksana | | | 1406 | POL | 1.00 | 1 | 0.17 | 40 | 6.80 | |  Grochowski, Michal | | | 1698 | POL | 0.00 | 1 | -0.48 | 40 | -19.20 | | | Dokowicz, Mateusz | | | 1281 * | POL | 1.00 | 1 | 0.08 | 40 | 3.20 | | | * 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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