Individual Calculations December 2019 |
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Covey, Jason Total change: -3.20 | | ![Rating chart](/imga/chart.gif) ![Personal card](/imga/card.gif) |
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2019/20 4NCL Div 4 Rounds 1 - 2 | Maidenhead | ENG | 2019-11-09 |
Rc | Ro | w | n | change | K | K*chg | Game |
1939 | 1773 | 0.50 | 2 | -0.08 | 40 | -3.20 | |
| Fletcher, John | | | 2014 | WLS | 0.00 | 1 | -0.20 | 40 | -8.00 | | Vachtfeidl, Petr | | | 1863 | CZE | 0.50 | 1 | 0.12 | 40 | 4.80 | | 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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