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Individual Calculations December 2019 |
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| Piotrowski, Bernard Total change: 18.00 | |   |
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| IV Liga 2019/2020 - Wroclaw-Zachod Round 1-3 | Dolny Slask | POL | 2019-11-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1513 | 1315 | 1.00 | 2 | 0.45 | 40 | 18.00 | |
|  Tomalak, Stanislaw | | | 1675 | POL | 1.00 | 1 | 0.90 | 40 | 36.00 | |  Kuska, Bartosz | | | 1351 | POL | 0.00 | 1 | -0.45 | 40 | -18.00 | |
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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