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Individual Calculations January 2019 |
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| Beerdsen, Marco Total change: -2.00 | |   |
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| Chess Festival Groningen 2018 Vierkampen | Groningen | NED | 2018-12-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1705 | 1721 | 1.00 | 2 | -0.05 | 40 | -2.00 | |
|  Beijer, Bart | | | 1694 | NED | 0.00 | 1 | -0.54 | 40 | -21.60 | |  Visser, Ynte | | | 1715 | NED | 1.00 | 1 | 0.49 | 40 | 19.60 | |
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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