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Individual Calculations October 2017 |
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| Marais, Daniel Total change: -23.20 | |   |
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| 2017 Etienne Lewis Tshwane Chess Trails (Open) | Pretoria | RSA | 2017-08-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1493 | 1813 | 0.00 | 2 | -1.74 | 40 | -69.60 | |
|  Prinsloo, Marthinus | | | 1455 | RSA | 0.00 | 1 | -0.90 | 40 | -36.00 | |  Bucceri, Draven | | | 1531 | RSA | 0.00 | 1 | -0.84 | 40 | -33.60 | |
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) | | | | World Youth Chess Championship 2017 U18 Open | Montevideo | URU | 2017-09-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1987 | 1813 | 4.50 | 11 | 1.16 | 40 | 46.40 | |
| | Sterck, Arno | | | 2213 * | BEL | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Stabulnieks, Klavs | | | 2147 | LAT | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Rodriguez, Leandro | | | 1464 | URU | 1.00 | 1 | 0.11 | 40 | 4.40 | | | Bolanos, Fernando | c | | 2139 | BOL | 1.00 | 1 | 0.87 | 40 | 34.80 | | | Ranaldi, Lucas | f | | 2213 * | NOR | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Slater-Jones, Tom | c | | 1982 | AUS | 0.50 | 1 | 0.22 | 40 | 8.80 | | | Kokaia, Guram | | | 2089 | GEO | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Fortanelli Rios, Juan Manuel | | | 1738 | MEX | 1.00 | 1 | 0.40 | 40 | 16.00 | | | Dill, Xaver | | | 2162 | SUI | 0.00 | 1 | -0.11 | 40 | -4.40 | | | Belmonte, Adriel | | | 1868 | ARG | 1.00 | 1 | 0.58 | 40 | 23.20 | | | Otamendi Munoz, Gilberto | | | 1839 | MEX | 0.00 | 1 | -0.46 | 40 | -18.40 | | | * 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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