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Individual Calculations May 2023 |
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| Duson, Robin Total change: 15.40 | |   |
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| Dutch Team Competition 2022-2023 - Klasse 1 Round 8 | Various | NED | 2023-04-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2353 | 2162 | 1.00 | 1 | 0.75 | 20 | 15.00 | |
|  Grutter, Tim | f | | 2353 | NED | 1.00 | 1 | 0.75 | 20 | 15.00 | |
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) | | | | Offene internationale NRW-Einzelmeisterschaft 2023 | Krefeld | GER | 2023-04-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2021 | 2162 | 5.00 | 8 | -0.38 | 20 | -7.60 | |
|  Vortmeier, Jan | | | 1762 * | GER | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Petrovskyi, Vadym | f | | 2415 | UKR | 0.00 | 1 | -0.19 | 20 | -3.80 | | | Sanati, Charlotte | | | 1972 | GER | 0.50 | 1 | -0.25 | 20 | -5.00 | | | Braun, Oskar | | | 1943 | GER | 0.50 | 1 | -0.28 | 20 | -5.60 | | | Krueger, Andre | | | 1952 | GER | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Skoerys, Fabian | | | 1940 | GER | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Grabowski, Pawel | f | | 2199 | POL | 0.00 | 1 | -0.45 | 20 | -9.00 | | | Wachsmann, Dietmar | | | 1981 | GER | 1.00 | 1 | 0.26 | 20 | 5.20 | | | * 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) | | | | Dutch Team Competition 2022-2023 - Klasse 1 Round 9 | Various | NED | 2023-04-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2086 | 2162 | 1.00 | 1 | 0.40 | 20 | 8.00 | |
| | Arabi, Osama | | | 2086 | NED | 1.00 | 1 | 0.40 | 20 | 8.00 | |
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) | | |
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