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Individual Calculations February 2020 |
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| Klapwijk, Leo Total change: 21.40 | |   |
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| Chessfestival Groningen 2019 - Compact A | Groningen | NED | 2019-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1995 | 1827 | 2.50 | 5 | 1.07 | 20 | 21.40 | |
|  Slagboom, Leandro | | | 2030 | NED | 1.00 | 1 | 0.76 | 20 | 15.20 | |  Elgersma, Simon | c | | 2110 | NED | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Hagendijk, Klaas | | | 2019 | NED | 0.50 | 1 | 0.25 | 20 | 5.00 | | | Santema, Tjeerd | | | 1882 | NED | 0.00 | 1 | -0.42 | 20 | -8.40 | | | Knight, David | | | 1933 | NED | 1.00 | 1 | 0.64 | 20 | 12.80 | |
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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