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Individual Calculations September 2017 |
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| Verwoert, Jef Total change: 2.20 | |   |
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| Hogeschool Zeeland Chess Tournament 2017 | Vlissingen | NED | 2017-08-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1977 | 1979 | 4.50 | 9 | 0.11 | 20 | 2.20 | |
|  Visbeen, Esther | | | 1579 * | NED | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Van Leent, Dimitri | f | | 2244 | NED | 0.00 | 1 | -0.18 | 20 | -3.60 | | | Van Der Hagen, Loek | | | 1579 * | NED | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Boel, Marcel | | | 2212 | NED | 0.00 | 1 | -0.21 | 20 | -4.20 | | | De Meester, Johan | | | 1795 | NED | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Cordes, Hans-Joerg, Dr. | f | | 2221 | GER | 0.50 | 1 | 0.30 | 20 | 6.00 | | | Marzano, Carlo | | | 2158 | ITA | 0.00 | 1 | -0.27 | 20 | -5.40 | | | Naber, Quirine | | | 1793 | NED | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Beukema, Jasper | f | | 2209 | BEL | 0.00 | 1 | -0.21 | 20 | -4.20 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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