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Individual Calculations April 2023 |
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| Marchenko, Alexey Total change: -2.00 | |   |
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| DCU Open | Dublin | IRL | 2023-03-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1539 | 1193 | 0.50 | 3 | -0.05 | 40 | -2.00 | |
|  McCormick, Polly | | | 1247 | IRL | 0.00 | 1 | -0.42 | 40 | -16.80 | |  Castle, Aoife | | | 1529 | IRL | 0.50 | 1 | 0.38 | 40 | 15.20 | | | O`rourke, Ray | | | 1840 | IRL | 0.00 | 1 | -0.01 | 40 | -0.40 | |
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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