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Individual Calculations September 2022 |
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| Ball, Katie C Total change: 85.20 | |   |
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| Chessable British Chess Championships 2022: Under 16 | Torquay | ENG | 2022-08-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1526 | 1286 | 2.00 | 5 | 0.72 | 40 | 28.80 | |
|  Badacsonyi, Frankie | | | 1825 | ENG | 0.00 | 1 | -0.03 | 40 | -1.20 | | | Fleri, Luke | | | 1628 | MLT | 1.00 | 1 | 0.88 | 40 | 35.20 | |  Liu, Tianyi | | | 1600 | ENG | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Buckman, Cyrus | | | 1188 | ENG | 0.00 | 1 | -0.63 | 40 | -25.20 | | | Harandi, Teymour | | | 1391 | ENG | 1.00 | 1 | 0.64 | 40 | 25.60 | |
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) | | | | Chessable British Chess Championships 2022: Weekend Under 1750 (Soanes) | Torquay | ENG | 2022-08-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1376 | 1286 | 3.00 | 4 | 1.41 | 40 | 56.40 | |
| | Fowler, David J | | | 1624 | ENG | 1.00 | 1 | 0.88 | 40 | 35.20 | | | Ashton, Alannah | | | 1211 | ENG | 0.00 | 1 | -0.60 | 40 | -24.00 | | | Kairat, Alexander | | | 1350 | ENG | 1.00 | 1 | 0.59 | 40 | 23.60 | | | Roy, Anika Rachna | | | 1318 | 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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