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Individual Calculations February 2023 |
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| Choong, Han-Sen Total change: 72.80 | |   |
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| London Christmas Chess Congress - Open | London | ENG | 2022-12-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1931 | 1401 | 2.00 | 5 | 1.82 | 40 | 72.80 | |
|  Gomez, Daniel | | | 1970 | ENG | 0.00 | 1 | -0.02 | 40 | -0.80 | |  Hill, Andy | | | 1913 | ENG | 1.00 | 1 | 0.96 | 40 | 38.40 | | | Watson, Jacob | | | 1883 | ENG | 0.00 | 1 | -0.05 | 40 | -2.00 | | | Kirupakaran, Vishnu | | | 1854 | ENG | 1.00 | 1 | 0.94 | 40 | 37.60 | | | Sagyaman, Francis William | | | 2033 | PHI | 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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