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Individual Calculations November 2021 |
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| Ivbulis, Martins Total change: 13.80 | |   |
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| 31th NATO Chess Championships | Blankenberge | BEL | 2021-10-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1988 | 1801 | 2.00 | 5 | 0.69 | 20 | 13.80 | |
|  Tommasini, Enzo | | | 2111 | ITA | 0.00 | 1 | -0.14 | 20 | -2.80 | |  Farrell, John | | | 1934 | USA | 0.00 | 1 | -0.32 | 20 | -6.40 | | | Ermalis, Rytis | | | 1931 | LTU | 0.00 | 1 | -0.32 | 20 | -6.40 | | | Cheung, Jan | | | 2013 | NED | 1.00 | 1 | 0.77 | 20 | 15.40 | | | Violini, Paolo | | | 1950 | ITA | 1.00 | 1 | 0.70 | 20 | 14.00 | |
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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