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Individual Calculations September 2012 |
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| Hurn, Robert Aj Total change: -10.05 | |   |
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| South Wales International Open 2012 | Penarth | WLS | 2012-07-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1888 | 1822 | 1.00 | 4 | -0.67 | 15 | -10.05 | |
|  Horton, Justin | | | 2079 | ENG | 0.00 | 1 | -0.18 | 15 | -2.70 | |  Van Kemenade, Rudy | | | 2014 | WLS | 0.00 | 1 | -0.25 | 15 | -3.75 | | | Trombley, Frank | | | 1638 | WLS | 0.50 | 1 | -0.24 | 15 | -3.60 | | | Williams, Ron | | | 1819 | WLS | 0.50 | 1 | 0.00 | 15 | 0.00 | |
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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