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Rapid:
Individual Calculations February 2023 |
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| Ball, Charlie Total change: 49.20 | |   |
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| Golders Green FIDE Rapidplay 2023 January Major | London | ENG | 2023-01-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1328 | 1294 | 3.50 | 5 | 1.23 | 40 | 49.20 | |
|  Aoun, Thomas | | | 1258 | ENG | 0.00 | 1 | -0.55 | 40 | -22.00 | |  Aserkoff, Daniel | | | 1337 | ENG | 1.00 | 1 | 0.56 | 40 | 22.40 | | | Ward-Riggs, Samuel | | | 1452 | ENG | 1.00 | 1 | 0.71 | 40 | 28.40 | | | Ball, Katie C | | | 1271 | ENG | 0.50 | 1 | -0.03 | 40 | -1.20 | | | Ainscow, Faye | | | 1322 | ENG | 1.00 | 1 | 0.54 | 40 | 21.60 | |
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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