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Individual Calculations June 2019 |
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| Gurevich, Dmitry Total change: -1.80 | |   |
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| Chicago Chess Center 3rd Haymarket Memorial | Chicago, Illinois | USA | 2019-05-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2208 | 2401 | 4.00 | 5 | 0.56 | 10 | 5.60 | |
|  Allison, Nicholas | | | 2001 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | |  Ladan, Nicholas | | | 2001 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Goldin, Alexander | g | | 2555 | USA | 0.50 | 1 | 0.21 | 10 | 2.10 | | | Georgiev, Vladimir | g | | 2483 | MKD | 0.50 | 1 | 0.11 | 10 | 1.10 | | | Singh, Hersh | | | 2001 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | * 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) | | | | 28th Annual Chicago Open | Wheeling, Illinois | USA | 2019-05-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2229 | 2401 | 3.50 | 6 | -0.74 | 10 | -7.40 | |
| | Jin, Ashton | | | 2077 | USA | 0.00 | 1 | -0.87 | 10 | -8.70 | | | Nguyen, Emily | | wm | 2115 | USA | 1.00 | 1 | 0.16 | 10 | 1.60 | | | Titus, Andrew | | | 2167 | USA | 1.00 | 1 | 0.21 | 10 | 2.10 | | | Turgut, Aydin | | | 2195 | USA | 0.50 | 1 | -0.26 | 10 | -2.60 | | | Guo, Arthur | m | | 2272 | USA | 1.00 | 1 | 0.33 | 10 | 3.30 | | | Vorontsov, Pavlo | g | | 2545 | UKR | 0.00 | 1 | -0.31 | 10 | -3.10 | |
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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