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Individual Calculations July 2012 |
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| Sully, David J Total change: 29.25 | |   |
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| 4NCL | Various | ENG | 2011-11-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2027 | 2079 | 5.50 | 8 | 0.97 | 15 | 14.55 | |
|  Foster, Chantelle L | | | 1786 | ENG | 1.00 | 1 | 0.15 | 15 | 2.25 | | | Kendall, Paul Sn | | | 2042 | ENG | 1.00 | 1 | 0.45 | 15 | 6.75 | |  Woolgar, Steven G | | | 1912 | ENG | 1.00 | 1 | 0.28 | 15 | 4.20 | | | Sharpe, Ian W | | | 2236 | ENG | 0.50 | 1 | 0.21 | 15 | 3.15 | | | Webster, Richard J | | | 1972 | ENG | 0.50 | 1 | -0.15 | 15 | -2.25 | | | Compton, Alistair | | | 2024 | NZL | 0.50 | 1 | -0.08 | 15 | -1.20 | | | Dickinson, Tim R | | | 2152 | ENG | 0.00 | 1 | -0.40 | 15 | -6.00 | | | Brockbank, Henry W | | | 2088 | ENG | 1.00 | 1 | 0.51 | 15 | 7.65 | |
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) | | | | Welsh Chess Premier League Round 4-7 | Various | WLS | 2012-01-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2269 | 2076 | 2.00 | 4 | 0.98 | 15 | 14.70 | |
| | Kett, Tim | | | 2181 | WLS | 0.50 | 1 | 0.14 | 15 | 2.10 | | | Zeidler, Sven P. | f | | 2279 | WLS | 0.50 | 1 | 0.26 | 15 | 3.90 | | | Williams, A. Howard | f | | 2346 | WLS | 1.00 | 1 | 0.83 | 15 | 12.45 | | | Varley, Peter | f | | 2268 | WLS | 0.00 | 1 | -0.25 | 15 | -3.75 | |
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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