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Individual Calculations June 2017 |
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| Hofstra, Tijmen Total change: -6.80 | |   |
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| Dutch Championship U20 - 2017 | Assen | NED | 2017-04-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1858 | 1558 | 1.00 | 6 | -0.15 | 40 | -6.00 | |
|  Elgersma, Simon | | | 1958 * | NED | 0.00 | 1 | -0.08 | 40 | -3.20 | |  De Boer, Bas | | | 1958 * | NED | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Kalle, Erwin | | | 1958 * | NED | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Van Baar, Esper | | | 1958 * | NED | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Van Hoorn, Geert | | | 1952 | NED | 0.00 | 1 | -0.08 | 40 | -3.20 | | | De Boer, Sipke | | | 1363 | NED | 1.00 | 1 | 0.25 | 40 | 10.00 | | | * 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) | | | | Groningen Weekend 2017 | Groningen | NED | 2017-05-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1922 | 1558 | 0.50 | 5 | -0.02 | 40 | -0.80 | |
| | De Boer, Robert | | | 1958 * | NED | 0.50 | 1 | 0.42 | 40 | 16.80 | | | Dessing, Bastiaan | | | 1958 * | NED | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Hummel, Joop | | | 1958 * | NED | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Wolters, Vincent | | | 1841 | NED | 0.00 | 1 | -0.16 | 40 | -6.40 | | | Van De Poel, Taco | | | 1894 | NED | 0.00 | 1 | -0.12 | 40 | -4.80 | | | * 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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