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Individual Calculations November 2021 |
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| Rizihs, Valerijs Total change: 21.00 | |   |
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| 31th NATO Chess Championships | Blankenberge | BEL | 2021-10-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1904 | 1665 | 2.50 | 7 | 1.05 | 20 | 21.00 | |
|  Koopmeiners, Karl | | | 1968 | GER | 0.00 | 1 | -0.14 | 20 | -2.80 | |  Heran-Boily, Samuel | | | 1844 | NOR | 0.00 | 1 | -0.27 | 20 | -5.40 | | | Sherpa, Ngadi | | | 1843 | ENG | 1.00 | 1 | 0.73 | 20 | 14.60 | | | Crapulli, Giuseppe | | | 1885 | ITA | 0.50 | 1 | 0.28 | 20 | 5.60 | | | Farrell, John | | | 1934 | USA | 0.00 | 1 | -0.17 | 20 | -3.40 | | | Van Den Heuvel, Tonnie | | | 1841 | NED | 1.00 | 1 | 0.73 | 20 | 14.60 | | | Cheung, Jan | | | 2013 | NED | 0.00 | 1 | -0.11 | 20 | -2.20 | |
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) | | |
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