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Individual Calculations April 2023 |
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| Harris, Calum Total change: -8.00 | |   |
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| Welsh Spring Open 2023 | Cardiff | WLS | 2023-03-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1718 | 1836 | 1.50 | 3 | -0.40 | 20 | -8.00 | |
|  Macdonald, Duncan | | | 1546 | WLS | 1.00 | 1 | 0.16 | 20 | 3.20 | |  Young, Alan | | | 2058 | WLS | 0.00 | 1 | -0.22 | 20 | -4.40 | | | Wu, Yuxuan | | | 1549 | WLS | 0.50 | 1 | -0.34 | 20 | -6.80 | |
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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