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Individual Calculations February 2023 |
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| Nicolai, Amir Total change: -1.00 | |   |
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| Chessfestival Groningen 2022 Open A | Groningen | NED | 2022-12-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2185 | 2188 | 4.50 | 9 | -0.05 | 20 | -1.00 | |
|  Wang, Ellen | | wm | 2020 | USA | 0.00 | 1 | -0.72 | 20 | -14.40 | |  Spit, Vincent | | | 2059 | NED | 0.50 | 1 | -0.17 | 20 | -3.40 | | | Markus, John Raymond | | | 2082 | NED | 1.00 | 1 | 0.36 | 20 | 7.20 | | | Lahaye, Rick | | | 2435 | NED | 0.00 | 1 | -0.19 | 20 | -3.80 | | | Tabak, Stefan | f | | 2129 | NED | 1.00 | 1 | 0.42 | 20 | 8.40 | | | Brouwer, Tim | | | 2169 | NED | 0.50 | 1 | -0.03 | 20 | -0.60 | | | Boer, Alef | | | 2091 | NED | 0.50 | 1 | -0.13 | 20 | -2.60 | | | De Jong, Migchiel | m | | 2336 | NED | 1.00 | 1 | 0.70 | 20 | 14.00 | | | Pham, Khoi | f | | 2344 | NED | 0.00 | 1 | -0.29 | 20 | -5.80 | |
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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