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Individual Calculations January 2020 |
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| Witkowski, Jakub Total change: -8.00 | |   |
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| I Bilgoraj Weekend Open U2200 | Bilgoraj | POL | 2019-12-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1511 | 1324 | 1.00 | 5 | -0.40 | 20 | -8.00 | |
|  Mucha, Konrad | | | 1591 | POL | 0.00 | 1 | -0.18 | 20 | -3.60 | |  Wrobel, Dariusz | | | 1483 | POL | 0.00 | 1 | -0.29 | 20 | -5.80 | | | Kielb, Miroslaw | | | 1405 | POL | 0.50 | 1 | 0.11 | 20 | 2.20 | | | Czernikowska, Laura | | wc | 1353 | POL | 0.50 | 1 | 0.04 | 20 | 0.80 | | | Mucha, Hubert | | | 1724 * | POL | 0.00 | 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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