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Individual Calculations September 2023 |
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| Beijen, Mark Total change: -31.20 | |   |
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| Dutch Open 2023 - Reserve A | Dieren | NED | 2023-07-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1808 | 1954 | 3.50 | 6 | -0.66 | 20 | -13.20 | |
|  Manschot, Thomas | | | 1807 | NED | 0.00 | 1 | -0.70 | 20 | -14.00 | |  Kools, Jasper | | | 1792 | NED | 0.00 | 1 | -0.71 | 20 | -14.20 | | | Verheij, Dana | | | 1829 | NED | 1.00 | 1 | 0.33 | 20 | 6.60 | | | Den Heijer, Rolinde | | | 1769 | NED | 0.50 | 1 | -0.24 | 20 | -4.80 | | | Rutjes, Twan | | | 1878 | NED | 1.00 | 1 | 0.40 | 20 | 8.00 | | | Wille, Ruud | | | 1770 | NED | 1.00 | 1 | 0.26 | 20 | 5.20 | |
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) | | | | RSB Open 2023 | Rotterdam | NED | 2023-08-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1802 | 1954 | 2.50 | 5 | -0.90 | 20 | -18.00 | |
| | Aarts, Joaquin | | | 1628 | NED | 0.00 | 1 | -0.87 | 20 | -17.40 | | | Van Brussel, Bert | | | 1774 | NED | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Lee, Jungbin | | | 1646 | NED | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Casteleijn, Diederick | | | 2099 | NED | 0.00 | 1 | -0.31 | 20 | -6.20 | | | Khatniuk, Anastasiia | | | 1864 | UKR | 0.50 | 1 | -0.12 | 20 | -2.40 | |
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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