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Individual Calculations January 2023 |
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| O`neill, Kai Total change: -60.40 | |   |
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| Twickenham U18 Chess Congress | Twickenham | ENG | 2022-12-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1554 | 1561 | 0.50 | 2 | -0.52 | 40 | -20.80 | |
|  Kothari, Jai | | | 1701 | ENG | 0.50 | 1 | 0.19 | 40 | 7.60 | |  Kilambi, Venkata Ananth Akshay | | | 1406 | ENG | 0.00 | 1 | -0.71 | 40 | -28.40 | |
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) | | | | Mill Hill Congress - December - U1700 | London | ENG | 2022-12-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1566 | 1561 | 0.00 | 2 | -0.99 | 40 | -39.60 | |
| | De Block, Gert | | | 1612 | BEL | 0.00 | 1 | -0.43 | 40 | -17.20 | | | Catabay, Rezin C | | | 1520 | ENG | 0.00 | 1 | -0.56 | 40 | -22.40 | |
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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