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Individual Calculations September 2019 |
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| Jackson, Oliver A Total change: 25.80 | |   |
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| 106th British Championships Over 50 | Torquay | ENG | 2019-07-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2070 | 2151 | 5.50 | 7 | 1.29 | 20 | 25.80 | |
|  McMahon, Paul | | | 1931 | ENG | 0.50 | 1 | -0.28 | 20 | -5.60 | |  Clark, Ian C | | | 1965 | ENG | 0.50 | 1 | -0.24 | 20 | -4.80 | | | Mashayekh, Majid | | | 1909 | ENG | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Norinkeviciute, Rasa | | wf | 1996 | LTU | 1.00 | 1 | 0.29 | 20 | 5.80 | | | Townsend, M Paul | | | 2233 | ENG | 1.00 | 1 | 0.61 | 20 | 12.20 | | | Josse, Mark | | | 2209 | ENG | 1.00 | 1 | 0.58 | 20 | 11.60 | | | Chapman, Terry Pd | f | | 2246 | ENG | 0.50 | 1 | 0.13 | 20 | 2.60 | |
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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