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Individual Calculations January 2020 |
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| Evans, Ruben Total change: 37.60 | |   |
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| 11th CSC London Chess Classic: Weekend Under 2050 | London | ENG | 2019-11-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1709 | 1458 | 1.00 | 4 | 0.19 | 40 | 7.60 | |
|  Cove, Henry | | | 1832 | ENG | 0.00 | 1 | -0.10 | 40 | -4.00 | |  Symeonidis, Harry | | | 1730 | GRE | 0.50 | 1 | 0.33 | 40 | 13.20 | | | Kotsiopoulos, Panagiotis | | | 1572 | GRE | 0.00 | 1 | -0.34 | 40 | -13.60 | | | Ong, Weng Yan | | | 1703 | MAS | 0.50 | 1 | 0.30 | 40 | 12.00 | |
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) | | | | London Junior Chess Championships U14 | London | ENG | 2019-12-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1606 | 1439 | 2.00 | 4 | 0.75 | 40 | 30.00 | |
| | Yoon, Jacob D | | | 1839 * | ENG | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Chen, Daniel Xingyu | | | 1693 | ENG | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Song, Anwen | | | 1335 | ENG | 1.00 | 1 | 0.36 | 40 | 14.40 | | | Moore, Eoin | | | 1555 | ENG | 1.00 | 1 | 0.66 | 40 | 26.40 | | | * 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) | | |
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