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Individual Calculations September 2018 |
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| Van Roon, Sjoerd Total change: 30.78 | |   |
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| Dutch Open 2018 | Dieren | NED | 2018-07-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2214 | 2100 | 4.00 | 9 | 0.84 | 38 | 31.92 | |
|  Anand, Nadar | f | | 2346 | IND | 0.00 | 1 | -0.19 | 38 | -7.22 | |  Floor, Dirk | | | 2196 | NED | 0.00 | 1 | -0.37 | 38 | -14.06 | | | Elgersma, Onno | | | 2152 | NED | 0.00 | 1 | -0.43 | 38 | -16.34 | | | Polak, Alexander | | | 2136 | NED | 1.00 | 1 | 0.55 | 38 | 20.90 | | | Verhoef, Pieter | | | 2183 | NED | 1.00 | 1 | 0.61 | 38 | 23.18 | | | Pols, Wiggert | | | 2177 | NED | 1.00 | 1 | 0.61 | 38 | 23.18 | | | Miedema, David | m | | 2370 | NED | 0.00 | 1 | -0.17 | 38 | -6.46 | | | Krishnater, Kushager | | | 2209 | IND | 0.00 | 1 | -0.35 | 38 | -13.30 | | | Evengroen, Henk-Jan | | | 2160 | NED | 1.00 | 1 | 0.58 | 38 | 22.04 | |
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) | | | | Dutch Open 2018 - U20 | Borne | NED | 2018-08-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1915 | 2116 | 6.50 | 9 | -0.03 | 38 | -1.14 | |
| | De Vries, Tobias | | | 1775 | NED | 0.00 | 1 | -0.88 | 38 | -33.44 | | | Dahl, Laurits Gorm | | | 1716 * | DEN | 1.00 | 1 | 0.08 | 38 | 3.04 | | | Roebers, Eline | | | 1857 | NED | 0.00 | 1 | -0.82 | 38 | -31.16 | | | De Jong, Eliza | | | 1716 * | NED | 1.00 | 1 | 0.08 | 38 | 3.04 | | | Warmerdam, Ivo | | | 1817 | NED | 1.00 | 1 | 0.15 | 38 | 5.70 | | | Decruyenaere, Robbert | | | 1927 | BEL | 1.00 | 1 | 0.25 | 38 | 9.50 | | | Pauwels, Xander | | | 2095 | BEL | 1.00 | 1 | 0.47 | 38 | 17.86 | | | Knudsen, Simon | | | 2222 | GER | 1.00 | 1 | 0.64 | 38 | 24.32 | | | Maerevoet, Sim | | | 2114 | BEL | 0.50 | 1 | 0.00 | 38 | 0.00 | | | * 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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