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Individual Calculations September 2018 |
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| De Boer, Bas Total change: -24.60 | |   |
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| Dutch Open 2018 | Dieren | NED | 2018-07-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2155 | 2139 | 3.00 | 9 | -1.36 | 20 | -27.20 | |
|  Beukema, Stefan | m | | 2404 | BEL | 0.00 | 1 | -0.18 | 20 | -3.60 | |  De Boer, Eelke | f | | 2317 | NED | 0.00 | 1 | -0.27 | 20 | -5.40 | | | Boersma, Jan | | | 2058 | NED | 1.00 | 1 | 0.39 | 20 | 7.80 | | | Rajesh, V A V | m | | 2309 | IND | 0.00 | 1 | -0.28 | 20 | -5.60 | | | Evengroen, Jan | | | 2114 | NED | 0.50 | 1 | -0.03 | 20 | -0.60 | | | Pham, Khoi | | | 2037 | NED | 0.50 | 1 | -0.14 | 20 | -2.80 | | | Melde, Benjamin | | | 2108 | GER | 0.00 | 1 | -0.54 | 20 | -10.80 | | | Pols, Arne | | | 1978 | NED | 1.00 | 1 | 0.29 | 20 | 5.80 | | | Wedda, Dries | | | 2069 | NED | 0.00 | 1 | -0.60 | 20 | -12.00 | |
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) | | | | 22e Hogeschool Zeeland toernooi | Vlissingen | NED | 2018-08-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2094 | 2129 | 5.00 | 9 | 0.13 | 20 | 2.60 | |
| | Terwee, Sybe | | | 1729 * | NED | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Zeng, Chongsheng | g | | 2529 * | CHN | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Van Gemert, Rogier | | | 1901 | NED | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Van Der Borgt, Peter | | | 1936 | NED | 1.00 | 1 | 0.25 | 20 | 5.00 | | | Rijnaarts, Sjef | f | | 2339 | NED | 0.00 | 1 | -0.23 | 20 | -4.60 | | | Van Dijkhuizen, Robbert | | | 1845 | NED | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Van Der Lende, Ilias | f | | 2347 | NED | 0.00 | 1 | -0.22 | 20 | -4.40 | | | Advait, Bagri | c | | 1926 | SGP | 1.00 | 1 | 0.24 | 20 | 4.80 | | | De Boer, Eelke | f | | 2292 | NED | 0.00 | 1 | -0.28 | 20 | -5.60 | | | * 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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