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Individual Calculations June 2013 |
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| David, Ivan Total change: 37.50 | |   |
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| 4NCL 2012-13 | Various | ENG | 2012-11-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1980 | 1777 | 2.00 | 3 | 1.25 | 30 | 37.50 | |
|  De Coverly, Roger D | | | 2038 | ENG | 0.50 | 1 | 0.32 | 30 | 9.60 | |  McCorry, Robert T | | | 2048 | ENG | 0.50 | 1 | 0.33 | 30 | 9.90 | | | Thorpe, Thomas G | | | 1853 | WLS | 1.00 | 1 | 0.60 | 30 | 18.00 | |
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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