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Individual Calculations May 2023 |
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| Hayes, Callum Total change: 6.80 | |   |
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| Coulsdon Chess Standardplay Congress Easter 2023 - Open | Coulsdon | ENG | 2023-04-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1775 | 1482 | 1.00 | 4 | 0.34 | 20 | 6.80 | |
|  Faulkner, Martin J | | | 1798 | ENG | 0.00 | 1 | -0.13 | 20 | -2.60 | |  Waldock, Adrian Dp | | | 1712 | ENG | 0.50 | 1 | 0.29 | 20 | 5.80 | | | Darville, Matt | | | 1668 | ENG | 0.50 | 1 | 0.24 | 20 | 4.80 | | | Rogers, Tim L | | | 1920 | ENG | 0.00 | 1 | -0.06 | 20 | -1.20 | |
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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