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Individual Calculations September 2018 |
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| Zheng, Harry Z Total change: -105.60 | |   |
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| 105th British Championships Under 10 | Hull | ENG | 2018-07-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1605 | 1576 | 0.50 | 1 | 0.04 | 40 | 1.60 | |
|  Khoo-Thwe, Louis | | | 1605 | NOR | 0.50 | 1 | 0.04 | 40 | 1.60 | |
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) | | | | 105th British Championships Under 1750 | Hull | ENG | 2018-07-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1437 | 1576 | 0.50 | 1 | -0.19 | 40 | -7.60 | |
| | Gogna, Aman | | | 1437 | ENG | 0.50 | 1 | -0.19 | 40 | -7.60 | |
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) | | | | European Youth Chess Championship O-08- 2018 | Riga | LAT | 2018-08-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1197 | 1530 | 4.50 | 8 | -2.49 | 40 | -99.60 | |
| | Vassis, Michail | | | 1218 | GRE | 0.50 | 1 | -0.36 | 40 | -14.40 | |  Wojtacha, Krzysztof | | | 1150 | POL | 1.00 | 1 | 0.09 | 40 | 3.60 | | | Yasmo, Daniil | | | 1261 | UKR | 0.00 | 1 | -0.83 | 40 | -33.20 | | | Durucay, Uygar | | | 1263 | TUR | 1.00 | 1 | 0.18 | 40 | 7.20 | | | Cruceru-Uceanu, Tudor-Mihai | | | 1257 | ROU | 0.00 | 1 | -0.83 | 40 | -33.20 | | | Kovaler, Filipp | | | 1130 * | RUS | 0.00 | 1 | -0.92 | 40 | -36.80 | | | Sarafis, Rafail | | | 1130 * | GRE | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Suska, Szymon | | | 1167 | POL | 1.00 | 1 | 0.10 | 40 | 4.00 | | | * 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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