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Individual Calculations February 2020 |
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| Kok, Erwin Total change: 15.60 | |   |
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| Chessfestival Groningen 2019 - Compact B | Groningen | NED | 2019-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1705 | 1608 | 1.50 | 3 | 0.39 | 40 | 15.60 | |
|  De Ridder, Henk | | | 1670 | NED | 0.50 | 1 | 0.09 | 40 | 3.60 | |  Verhoef, Harry | | | 1810 | NED | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Schut, Jan | | | 1635 | NED | 1.00 | 1 | 0.54 | 40 | 21.60 | |
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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