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Individual Calculations January 2019 |
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| Peacock, Malcolm R Total change: 6.60 | |   |
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| Preston Chess Congress 2018 | Preston | ENG | 2018-11-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2020 | 2051 | 2.50 | 4 | 0.33 | 20 | 6.60 | |
|  Carroll, Thomas | | | 1931 | ENG | 1.00 | 1 | 0.34 | 20 | 6.80 | |  Newton, Robert A | | | 2001 | ENG | 0.50 | 1 | -0.07 | 20 | -1.40 | | | Lyth, John D | | | 1964 | ENG | 1.00 | 1 | 0.38 | 20 | 7.60 | | | Sumit, Kumar | | | 2183 | IND | 0.00 | 1 | -0.32 | 20 | -6.40 | |
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) | | |
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