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Individual Calculations September 2018 |
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| Van Helvoort, Rob Total change: 18.20 | |   |
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| Dutch Open 2018 | Dieren | NED | 2018-07-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2241 | 2119 | 4.00 | 9 | 0.91 | 20 | 18.20 | |
|  Zwirs, Nico | | | 2386 | NED | 0.00 | 1 | -0.18 | 20 | -3.60 | | | Beukema, Jasper | f | | 2299 | BEL | 1.00 | 1 | 0.74 | 20 | 14.80 | |  Maatman, Nick | f | | 2345 | NED | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Van Dael, Siem | f | | 2212 | NED | 0.50 | 1 | 0.13 | 20 | 2.60 | | | Maris, Ivo | f | | 2342 | NED | 0.00 | 1 | -0.22 | 20 | -4.40 | | | Boersma, Jan | | | 2058 | NED | 0.50 | 1 | -0.08 | 20 | -1.60 | | | Vogel, Jaap | f | | 2187 | NED | 0.50 | 1 | 0.09 | 20 | 1.80 | | | Pols, Wiggert | | | 2177 | NED | 0.50 | 1 | 0.08 | 20 | 1.60 | | | Go, Benjamin | | | 2162 | NED | 1.00 | 1 | 0.56 | 20 | 11.20 | |
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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