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Individual Calculations January 2020 |
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| Verheij, Dana Total change: 34.80 | |   |
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| Chessfestival Groningen 2019 - Vierkampen | Groningen | NED | 2019-12-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1809 | 1716 | 2.00 | 3 | 0.87 | 40 | 34.80 | |
|  Dekker, Albert | | | 1760 | NED | 1.00 | 1 | 0.56 | 40 | 22.40 | | | Van Foreest, Nanne | | | 1829 | NED | 0.50 | 1 | 0.15 | 40 | 6.00 | |  Boghossian, Wahe | | | 1837 | NED | 0.50 | 1 | 0.16 | 40 | 6.40 | |
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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