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Individual Calculations July 2012 |
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| Downey, Keith Total change: -20.10 | |   |
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| Welsh Chess Premier League Round 4-7 | Various | WLS | 2012-01-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1847 | 1977 | 0.00 | 2 | -1.34 | 15 | -20.10 | |
|  Robinson, David | | | 1943 | WLS | 0.00 | 1 | -0.55 | 15 | -8.25 | | | Van Kemenade, Julie | | | 1750 | WLS | 0.00 | 1 | -0.79 | 15 | -11.85 | |
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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