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Individual Calculations November 2023 |
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| Van Heeren, Arie Total change: -49.80 | |   |
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| Dutch Team Competition 2023-2024 - Klasse 4 Round 2 | Various | NED | 2023-10-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1751 | 1708 | 0.50 | 1 | 0.06 | 20 | 1.20 | |
|  Van Griethuijsen, Henk | | | 1751 | NED | 0.50 | 1 | 0.06 | 20 | 1.20 | |
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) | | | | Hoogeveen Schaaktoernooi 2023 - Amateur 1 | Hoogeveen | NED | 2023-10-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1522 | 1708 | 2.50 | 7 | -2.55 | 20 | -51.00 | |
| | Lootsma, Jan | | | 1969 | NED | 0.00 | 1 | -0.18 | 20 | -3.60 | |  Bosveld, Mattias | | | 1442 | NED | 0.00 | 1 | -0.82 | 20 | -16.40 | | | Van Renselaar, Lars | | | 1449 | NED | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Van Den Dool, Gerrit | | | 1521 | NED | 0.00 | 1 | -0.74 | 20 | -14.80 | | | Blokzijl, Ruben | | | 1487 | NED | 0.00 | 1 | -0.78 | 20 | -15.60 | | | Hardeman, Imara | | | 1308 * | NED | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Shah, Shrey | | | 1478 | NED | 0.50 | 1 | -0.29 | 20 | -5.80 | | | * 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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