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Individual Calculations December 2018 |
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| Chung, Ethan Cheung Jing Total change: 12.00 | |   |
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| 1st 4NCL International Congress Under 2050 | Telford | ENG | 2018-10-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1832 | 1577 | 1.50 | 5 | 0.53 | 40 | 21.20 | |
|  Walley, A Clive | | | 1846 | ENG | 1.00 | 1 | 0.83 | 40 | 33.20 | |  Whitehead, Mark A | | | 1945 | ENG | 0.50 | 1 | 0.40 | 40 | 16.00 | | | Gorgun, Aliriza Atif | | | 1739 | TUR | 0.00 | 1 | -0.29 | 40 | -11.60 | | | Somton, Anita | | | 1787 | ENG | 0.00 | 1 | -0.23 | 40 | -9.20 | | | Towers, Nigel S | | | 1843 | ENG | 0.00 | 1 | -0.18 | 40 | -7.20 | |
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) | | | | 2018 South Wales Autumn Open | Newport | WLS | 2018-11-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1814 | 1584 | 1.00 | 5 | -0.23 | 40 | -9.20 | |
| | Van Kemenade, Rudy | | | 1953 | WLS | 0.00 | 1 | -0.10 | 40 | -4.00 | | | May, Adam J | | | 1913 | WLS | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Jansen Van Rensburg, Leon | | | 1568 | WLS | 1.00 | 1 | 0.48 | 40 | 19.20 | | | Roberts, Paul | c | | 1984 * | SCO | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Morgans, Justin | | | 1650 | WLS | 0.00 | 1 | -0.41 | 40 | -16.40 | | | * 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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