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Individual Calculations September 2011 |
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| Gluckman, David Total change: -8.30 | |   |
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| Commonwealth and South African Open 2011 | Johannesburg | RSA | 2011-06-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2067 | 2262 | 2.00 | 4 | -0.83 | 10 | -8.30 | |
|  Peretz, Leon | | | 1897 | RSA | 0.50 | 1 | -0.40 | 10 | -4.00 | |  Chandna, Shubham | | | 1862 * | BOT | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Smerdon, David | g | | 2520 | AUS | 0.00 | 1 | -0.18 | 10 | -1.80 | | | Wilken, Justin | | | 1987 | RSA | 0.50 | 1 | -0.33 | 10 | -3.30 | | | * 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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