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Individual Calculations February 2019 |
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| Gray, Mark S Total change: 3.80 | |   |
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| CCF Winter Chess Club LP Matches Stage 6 | London | ENG | 2019-01-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1891 | 2135 | 2.50 | 3 | 0.19 | 20 | 3.80 | |
|  Snape, Ian L | | | 2110 | ENG | 0.50 | 1 | -0.03 | 20 | -0.60 | |  Jackson, Paul G | | | 1827 | ENG | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Pratley, Ian | | | 1735 * | ENG | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * 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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