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Individual Calculations April 2023 |
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| Smith, Mark Total change: -1.00 | |   |
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| Coulsdon Chess Dicky White - March | London | ENG | 2023-02-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2006 | 1918 | 1.50 | 4 | -0.05 | 20 | -1.00 | |
|  Gray, Mark S | | | 2114 | ENG | 0.00 | 1 | -0.25 | 20 | -5.00 | | | Varney, Zoe | | wc | 1937 | ENG | 0.00 | 1 | -0.47 | 20 | -9.40 | |  Gray, Mark S | | | 2114 | ENG | 1.00 | 1 | 0.75 | 20 | 15.00 | | | Calvert, D Ian | | | 1859 | ENG | 0.50 | 1 | -0.08 | 20 | -1.60 | |
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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