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Individual Calculations July 2012 |
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| Williams, A. Howard Total change: -6.60 | |   |
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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 |
| 2150 | 2346 | 2.50 | 4 | -0.44 | 15 | -6.60 | |
|  Jones, Richard S. | f | | 2396 | WLS | 1.00 | 1 | 0.57 | 15 | 8.55 | |  Young, Alan | | | 2028 | WLS | 0.50 | 1 | -0.37 | 15 | -5.55 | | | Sully, David | | | 2076 | WLS | 0.00 | 1 | -0.83 | 15 | -12.45 | | | Gilbert, Jonathan A. | | | 2100 | WLS | 1.00 | 1 | 0.19 | 15 | 2.85 | |
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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