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Individual Calculations January 2024 |
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| Yu, Rock Total change: 43.60 | |   |
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| 5th Twickenham Junior Chess Congress | Twickenham | ENG | 2023-12-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1453 | 1724 | 3.50 | 4 | 0.22 | 40 | 8.80 | |
|  Clery, Liam | | | 1468 | ENG | 1.00 | 1 | 0.19 | 40 | 7.60 | |  Daniels, Quinton | | | 1531 | ENG | 1.00 | 1 | 0.25 | 40 | 10.00 | | | Lee, Yuk Hei | | | 1487 | ENG | 1.00 | 1 | 0.20 | 40 | 8.00 | | | Sengupta, Sohana | | | 1324 * | ENG | 0.50 | 1 | -0.42 | 40 | -16.80 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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) | | | | 15th Northwick Park Five Round Congress - Open | Harrow | ENG | 2023-12-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1953 | 1724 | 2.00 | 5 | 0.87 | 40 | 34.80 | |
| | Pert, Nina | | wc | 2040 | ENG | 1.00 | 1 | 0.87 | 40 | 34.80 | | | Payne, Matthew J | | | 2081 | ENG | 0.00 | 1 | -0.11 | 40 | -4.40 | | | Verbytski, Oleg | | | 1771 | ENG | 0.50 | 1 | 0.07 | 40 | 2.80 | | | Pal, Rohan | | | 1889 | ENG | 0.00 | 1 | -0.28 | 40 | -11.20 | | | Iyengar, Ilya | | | 1983 | ENG | 0.50 | 1 | 0.32 | 40 | 12.80 | |
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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