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Individual Calculations January 2020 |
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| Oord, Jan Total change: 5.00 | |   |
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| Chessfestival Groningen 2019 - Vierkampen | Groningen | NED | 2019-12-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1548 | 1486 | 1.50 | 3 | 0.25 | 20 | 5.00 | |
|  De Jong, Ti | | | 1632 | NED | 1.00 | 1 | 0.70 | 20 | 14.00 | |  Keizer, Menno | | | 1597 | NED | 0.00 | 1 | -0.35 | 20 | -7.00 | | | Kamphorst, Jan | | | 1414 | NED | 0.50 | 1 | -0.10 | 20 | -2.00 | |
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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