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Individual Calculations July 2011 |
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| Gurevich, Daniel Total change: 35.55 | |   |
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| 18th Space Coast Open | Cocoa Beach, Florida | USA | 2011-04-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2396 | 2098 | 0.50 | 2 | 0.18 | 15 | 2.70 | |
|  Maharramzade, Javad | m | | 2481 | AZE | 0.00 | 1 | -0.09 | 15 | -1.35 | | | Rodriguez, Eric O | f | | 2310 | USA | 0.50 | 1 | 0.27 | 15 | 4.05 | |
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) | | | | 20th Annual Chicago Open | Wheeling, Illinois | USA | 2011-05-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2303 | 2098 | 3.50 | 5 | 2.19 | 15 | 32.85 | |
|  Mattson, Dane M | | | 2101 | USA | 1.00 | 1 | 0.50 | 15 | 7.50 | | | Friedel, Joshua E | g | | 2498 * | USA | 0.50 | 1 | 0.42 | 15 | 6.30 | | | Arnold, Marc T | m | | 2432 | USA | 0.00 | 1 | -0.12 | 15 | -1.80 | | | Koo, Oliver T | | | 2228 | USA | 1.00 | 1 | 0.68 | 15 | 10.20 | | | Aliyev, Timur | | | 2256 | ISR | 1.00 | 1 | 0.71 | 15 | 10.65 | | | * 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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