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Individual Calculations November 2021 |
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| Van Der Graaf, Jaap Total change: -8.20 | |   |
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| Dutch Team Competition 2021-2022 - Klasse 4 Round 2 | various | NED | 2021-10-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1899 | 1744 | 0.50 | 1 | 0.21 | 20 | 4.20 | |
|  Heikamp, Folmer | | | 1899 | NED | 0.50 | 1 | 0.21 | 20 | 4.20 | |
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 2021 amateur | Hoogeveen | NED | 2021-10-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1597 | 1744 | 4.00 | 7 | -0.62 | 20 | -12.40 | |
| | Molanus, Eva | | | 1391 | NED | 1.00 | 1 | 0.11 | 20 | 2.20 | |  Van Mulken, Nanning | | | 1600 | NED | 0.00 | 1 | -0.69 | 20 | -13.80 | | | Teensma, Jeppe | | | 1448 | NED | 0.50 | 1 | -0.35 | 20 | -7.00 | | | Oskam, Julian | | | 1344 * | NED | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Wolters, Vincent | | | 1858 | NED | 0.50 | 1 | 0.16 | 20 | 3.20 | | | Schol, Jan | | | 1764 | NED | 1.00 | 1 | 0.53 | 20 | 10.60 | | | Dekker, Albert | | | 1773 | NED | 0.00 | 1 | -0.46 | 20 | -9.20 | | | * 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) | | |
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