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Individual Calculations September 2019 |
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| Peters, Stephen G Total change: -9.20 | |   |
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| 55th Berks & Bucks Chess Congress Championship | Maidenhead | ENG | 2019-08-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1967 | 2027 | 3.00 | 6 | -0.46 | 20 | -9.20 | |
|  Rahman, K Azizur | | | 1897 | ENG | 0.50 | 1 | -0.18 | 20 | -3.60 | |  Chakanyuka, Charles | | | 2019 | ZIM | 0.00 | 1 | -0.51 | 20 | -10.20 | | | Fathallah, Joe | | | 1952 | WLS | 0.50 | 1 | -0.10 | 20 | -2.00 | | | Wager, John D | | | 2014 | ENG | 0.50 | 1 | -0.02 | 20 | -0.40 | | | Borland, Scott | | | 1782 | ENG | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Pye, David E | | | 2135 | ENG | 0.50 | 1 | 0.15 | 20 | 3.00 | |
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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