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Individual Calculations July 2019 |
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| Costea, Catalin Total change: -16.80 | |   |
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| European School Chess Championship 2019 - Open U13 | Mamaia | ROU | 2019-05-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1366 | 1085 | 0.50 | 5 | -0.42 | 40 | -16.80 | |
|  Kanli, Alperen | | | 1485 * | AZE | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Zheng, Jerry Z | | | 1485 * | ENG | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Paraschiv, Alexandru-Stefan | | | 1207 | ROU | 0.50 | 1 | 0.17 | 40 | 6.80 | | | Butkiewicz, Piotr | | | 1230 | POL | 0.00 | 1 | -0.31 | 40 | -12.40 | | | Dharmasena, Kian | | | 1425 | ENG | 0.00 | 1 | -0.12 | 40 | -4.80 | | | * 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) | | |
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