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Individual Calculations May 2019 |
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| Crombleholme, Alan K Total change: 10.80 | |   |
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| English Seniors Championship Over 65 2019 | Solihull | ENG | 2019-04-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1940 | 1941 | 3.50 | 6 | 0.54 | 20 | 10.80 | |
|  Taylor, Robert P | | | 1659 | ENG | 1.00 | 1 | 0.16 | 20 | 3.20 | |  Willetts, Graham J | | | 1969 | ENG | 0.50 | 1 | 0.04 | 20 | 0.80 | | | Wager, John D | | | 2007 | ENG | 1.00 | 1 | 0.59 | 20 | 11.80 | | | Myall, Ivan J | | | 2029 | ENG | 0.00 | 1 | -0.38 | 20 | -7.60 | | | Milnes, Anthony Cp | | | 1997 | ENG | 0.50 | 1 | 0.08 | 20 | 1.60 | | | Tucker, David S | | | 1980 | ENG | 0.50 | 1 | 0.05 | 20 | 1.00 | |
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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