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Individual Calculations August 2018 |
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| Mardov, Dimitar Total change: 60.40 | |   |
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| Chicago Chess Center Potawatomi Open | Chicago, Illinois | USA | 2018-07-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1823 | 1840 | 2.00 | 3 | 0.43 | 40 | 17.20 | |
|  Johnson, Henderson | | | 1440 * | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Li, Zhaozhi | m | | 2240 * | USA | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Ho, Kevin | | | 1788 | USA | 1.00 | 1 | 0.43 | 40 | 17.20 | | | * 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) | | | | 11th Annual Chicago Class | Wheeling, Illinois | USA | 2018-07-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2149 | 1840 | 1.50 | 3 | 1.08 | 40 | 43.20 | |
| | Saleem, Arshaq | | | 2087 | USA | 0.50 | 1 | 0.31 | 40 | 12.40 | | | Tsay, Vincent | f | | 2198 | USA | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Lonoff, Marc | f | | 2162 | USA | 1.00 | 1 | 0.87 | 40 | 34.80 | |
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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