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Individual Calculations January 2020 |
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| Symeonidis, Harry Total change: -20.20 | |   |
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| 11th CSC London Chess Classic: Weekend Under 2050 | London | ENG | 2019-11-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1726 | 1730 | 1.00 | 4 | -1.01 | 20 | -20.20 | |
|  Myall, Ivan J | | | 1971 | ENG | 0.00 | 1 | -0.20 | 20 | -4.00 | |  Evans, Ruben | | | 1458 | ENG | 0.50 | 1 | -0.33 | 20 | -6.60 | | | Betts, Richard | | | 1820 | ENG | 0.00 | 1 | -0.38 | 20 | -7.60 | | | Walshaw, David | | | 1654 | ENG | 0.50 | 1 | -0.10 | 20 | -2.00 | |
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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