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Individual Calculations July 2012 |
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| Gilbert, Jonathan A. Total change: -11.40 | |   |
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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 |
| 2164 | 2100 | 0.50 | 3 | -0.76 | 15 | -11.40 | |
|  Young, Alan | | | 2028 | WLS | 0.00 | 1 | -0.60 | 15 | -9.00 | |  Saunders, Robert | | | 2119 | WLS | 0.50 | 1 | 0.03 | 15 | 0.45 | | | Williams, A. Howard | f | | 2346 | WLS | 0.00 | 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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