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Individual Calculations September 2019 |
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| Jackson, Sheila Total change: -17.40 | |   |
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| 106th British Championships Over 50 | Torquay | ENG | 2019-07-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1911 | 2063 | 4.00 | 7 | -0.87 | 20 | -17.40 | |
|  Rowan, Paul | | | 1873 | ENG | 0.50 | 1 | -0.25 | 20 | -5.00 | |  Mashayekh, Majid | | | 1909 | ENG | 0.50 | 1 | -0.21 | 20 | -4.20 | | | Clark, Ian C | | | 1965 | ENG | 0.50 | 1 | -0.13 | 20 | -2.60 | | | McMahon, Paul | | | 1931 | ENG | 0.50 | 1 | -0.18 | 20 | -3.60 | | | Norinkeviciute, Rasa | | wf | 1996 | LTU | 0.50 | 1 | -0.09 | 20 | -1.80 | | | Simons, Martin J | | | 1950 | ENG | 0.50 | 1 | -0.15 | 20 | -3.00 | | | Wilson, Edgar | | | 1755 | ENG | 1.00 | 1 | 0.14 | 20 | 2.80 | |
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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