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Individual Calculations May 2019 |
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| De Coverly, Roger D Total change: 24.00 | |   |
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| English Seniors Championship Over 65 2019 | Solihull | ENG | 2019-04-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2029 | 1953 | 3.00 | 5 | 1.02 | 20 | 20.40 | |
|  Wager, John D | | | 2007 | ENG | 0.50 | 1 | 0.08 | 20 | 1.60 | |  Hutchinson, Norman A | | | 2041 | ENG | 1.00 | 1 | 0.62 | 20 | 12.40 | | | Anderton, David W | c | | 2070 | ENG | 0.50 | 1 | 0.16 | 20 | 3.20 | | | Myall, Ivan J | | | 2029 | ENG | 0.00 | 1 | -0.40 | 20 | -8.00 | | | Milnes, Anthony Cp | | | 1997 | ENG | 1.00 | 1 | 0.56 | 20 | 11.20 | |
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) | | | | 1st 4NCL Easter Congress U2050 | Stevenage | ENG | 2019-04-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1865 | 1953 | 4.50 | 7 | 0.18 | 20 | 3.60 | |
| | Jacob, Sydney J | | | 1820 | ENG | 1.00 | 1 | 0.32 | 20 | 6.40 | | | Neatherway, A Philip | | | 1793 | ENG | 1.00 | 1 | 0.29 | 20 | 5.80 | | | Nelson, Omowale A | | | 1953 | JAM | 0.00 | 1 | -0.50 | 20 | -10.00 | | | Merriman, James | | | 1760 | ENG | 0.50 | 1 | -0.25 | 20 | -5.00 | | | Gibson, Christopher A | | | 1887 | ENG | 1.00 | 1 | 0.41 | 20 | 8.20 | | | Ai, Farshad | | | 1945 | ENG | 1.00 | 1 | 0.49 | 20 | 9.80 | | | Karumazondo, Ragarirai Ernest | | | 1896 | ENG | 0.00 | 1 | -0.58 | 20 | -11.60 | |
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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