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Individual Calculations March 2023 |
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| Madularea, David Total change: 22.00 | |   |
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| DD Den Haag Open Schaakkampioenschap 2022 Round 1-4 | Den Haag | NED | 2023-02-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1953 | 1715 | 1.00 | 2 | 0.55 | 40 | 22.00 | |
|  Labruyere, Roger | | | 2080 | NED | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Lafeber, Evert | | | 1825 | NED | 1.00 | 1 | 0.65 | 40 | 26.00 | |
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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