Individual Calculations February 2020 |
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Grahn, Lars Total change: -43.00 | | |
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The Irish over 50 and over 65 Championships 2020 | Dublin | IRL | 2020-01-02 |
Rc | Ro | w | n | change | K | K*chg | Game |
1768 | 2025 | 3.50 | 7 | -2.15 | 20 | -43.00 | |
| Duff, Paul | | | 1676 | IRL | 1.00 | 1 | 0.11 | 20 | 2.20 | | Gibson, John F. | | | 1841 | IRL | 0.50 | 1 | -0.24 | 20 | -4.80 | | Armstrong, Fred | | | 1772 | IRL | 0.00 | 1 | -0.81 | 20 | -16.20 | | Cassidy, Sydney | | | 1625 * | IRL | 0.50 | 1 | -0.42 | 20 | -8.40 | | O`connell, Denis | | | 1763 | IRL | 1.00 | 1 | 0.18 | 20 | 3.60 | | Salter, David | | | 1862 | IRL | 0.50 | 1 | -0.22 | 20 | -4.40 | | Dalling, Peter | c | | 1834 | SWE | 0.00 | 1 | -0.75 | 20 | -15.00 | | * 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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