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Individual Calculations September 2023 |
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| Buijnsters, Floris Total change: 108.00 | |   |
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| Dutch Open 2023 - Reserve A | Dieren | NED | 2023-07-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1852 | 1657 | 3.00 | 7 | 1.15 | 40 | 46.00 | |
|  Lujan Garcia, Rogelio | | | 1886 | NED | 0.50 | 1 | 0.29 | 40 | 11.60 | |  Kalle, Erwin | | | 1977 | NED | 0.00 | 1 | -0.13 | 40 | -5.20 | | | Rookus, Sjoerd | | | 1909 | NED | 0.50 | 1 | 0.31 | 40 | 12.40 | | | Massink, Henk | | | 1899 | NED | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Van Renselaar, Lars | | | 1422 | NED | 1.00 | 1 | 0.21 | 40 | 8.40 | | | De Jong, Leen | | | 1944 | NED | 1.00 | 1 | 0.84 | 40 | 33.60 | | | Wenning, Niels | | | 1930 | GER | 0.00 | 1 | -0.17 | 40 | -6.80 | |
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) | | | | Open Nederlandse Jeugdkampioenschappen 2023 (U18) | Dieren | NED | 2023-08-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1759 | 1657 | 4.50 | 8 | 1.55 | 40 | 62.00 | |
| | Moskalets, Sofiia | | | 1857 | UKR | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Lee, Jungbin | | | 1646 | NED | 1.00 | 1 | 0.48 | 40 | 19.20 | | | Blokland, Bent | | | 1773 | NED | 1.00 | 1 | 0.66 | 40 | 26.40 | | | De Vries, Arjan | | | 1674 | NED | 0.00 | 1 | -0.48 | 40 | -19.20 | | | Adams, Oscar | | | 1907 | NED | 0.50 | 1 | 0.31 | 40 | 12.40 | | | Thijssen, Freek | | | 1776 | NED | 0.50 | 1 | 0.16 | 40 | 6.40 | | | Kien, Clovis | | | 1762 | MNC | 0.50 | 1 | 0.14 | 40 | 5.60 | | | De Vries, Arjan | | | 1674 | NED | 1.00 | 1 | 0.52 | 40 | 20.80 | |
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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