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Individual Calculations May 2019 |
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| Kay, Lee P Total change: -1.20 | |   |
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| English Seniors Championship Over 50 2019 | Solihull | ENG | 2019-04-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1836 | 1953 | 2.50 | 4 | -0.06 | 20 | -1.20 | |
|  Lawrence, Roy A | | | 1615 | ENG | 1.00 | 1 | 0.12 | 20 | 2.40 | |  Seymour, Paul | | | 1579 | ENG | 0.50 | 1 | -0.40 | 20 | -8.00 | | | Clancy, Martin J | | | 1808 | ENG | 1.00 | 1 | 0.31 | 20 | 6.20 | | | Littlewood, Paul E | m | | 2343 | ENG | 0.00 | 1 | -0.09 | 20 | -1.80 | |
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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