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Individual Calculations February 2023 |
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| De Ridder, Henk Total change: 4.40 | |   |
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| Chessfestival Groningen 2022 Compact | Groningen | NED | 2022-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1586 | 1656 | 2.50 | 4 | 0.11 | 40 | 4.40 | |
|  Huizen, Peter | | | 1577 | NED | 0.50 | 1 | -0.11 | 40 | -4.40 | |  Riedstra, Symon | | | 1606 | NED | 0.50 | 1 | -0.07 | 40 | -2.80 | | | Westerhof, Fleur | | | 1553 | NED | 0.50 | 1 | -0.14 | 40 | -5.60 | | | Takkebos, Michiel | | | 1608 | NED | 1.00 | 1 | 0.43 | 40 | 17.20 | |
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) | | |
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