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Individual Calculations September 2019 |
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| Clark, Ian C Total change: -3.40 | |   |
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| 106th British Championships Over 50 | Torquay | ENG | 2019-07-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2057 | 1965 | 2.50 | 7 | -0.17 | 20 | -3.40 | |
|  Brooks, Phil J | | | 2193 | ENG | 0.50 | 1 | 0.29 | 20 | 5.80 | |  Jackson, Oliver A | f | | 2151 | ENG | 0.50 | 1 | 0.24 | 20 | 4.80 | | | Jackson, Sheila | | wg | 2063 | ENG | 0.50 | 1 | 0.13 | 20 | 2.60 | | | Goater, Kevin P | c | | 2089 | ENG | 0.50 | 1 | 0.17 | 20 | 3.40 | | | Hansen, Hans-Peter | | | 2170 | GER | 0.00 | 1 | -0.24 | 20 | -4.80 | | | Kenning, Paul H | | | 1867 | ENG | 0.50 | 1 | -0.13 | 20 | -2.60 | | | Shaw, Meyrick | | | 1869 | ENG | 0.00 | 1 | -0.63 | 20 | -12.60 | |
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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