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Individual Calculations May 2019 |
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| Jackson, Paul G Total change: 8.40 | |   |
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| CCF Winter Chess Club LP Matches Stage 9 | London | ENG | 2019-04-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1712 | 1793 | 2.00 | 3 | 0.19 | 20 | 3.80 | |
|  Odunaiya, Victor | | | 1827 | ENG | 0.50 | 1 | 0.05 | 20 | 1.00 | |  Pratley, Ian | | | 1571 | ENG | 0.50 | 1 | -0.28 | 20 | -5.60 | | | Rosenbach, Martin | | | 1738 | ENG | 1.00 | 1 | 0.42 | 20 | 8.40 | |
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) | | | | West of England Chess Union Congress 2019 Major | Exmouth | ENG | 2019-04-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1821 | 1793 | 3.00 | 6 | 0.23 | 20 | 4.60 | |
| | Burton, Ronnie | | | 1915 | ENG | 0.50 | 1 | 0.17 | 20 | 3.40 | | | Annetts, Ivor S | | | 1866 | ENG | 1.00 | 1 | 0.60 | 20 | 12.00 | | | Mitchell, Stephen R | | | 1884 | ENG | 0.50 | 1 | 0.12 | 20 | 2.40 | | | Price, Andrew | | | 1767 | ENG | 0.00 | 1 | -0.54 | 20 | -10.80 | | | Gamble, Raymond J | | | 1876 | ENG | 0.50 | 1 | 0.11 | 20 | 2.20 | | | Walker, Max | | | 1620 | ENG | 0.50 | 1 | -0.23 | 20 | -4.60 | |
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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