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Individual Calculations July 2010 |
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| Punnett, Alan K Total change: -7.05 | |   |
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| Four Nations Chess League (4NCL) | Various | ENG | 2009-10-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2257 | 2094 | 2.50 | 11 | -0.82 | 15 | -12.30 | |
|  Atako, Chino C | | | 2088 | ENG | 0.00 | 1 | -0.51 | 15 | -7.65 | |  Hunt, Harriet V | m | wg | 2452 | ENG | 0.00 | 1 | -0.10 | 15 | -1.50 | | | Coleman, David J | c | | 2244 | ENG | 0.00 | 1 | -0.30 | 15 | -4.50 | | | Bellin, Jana | | wg | 2151 | ENG | 0.50 | 1 | 0.08 | 15 | 1.20 | | | Bisby, Daniel L | f | | 2297 | ENG | 0.00 | 1 | -0.24 | 15 | -3.60 | | | Speelman, Jon S | g | | 2494 * | ENG | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Rawlinson, Aidan M | | | 2207 | ENG | 1.00 | 1 | 0.65 | 15 | 9.75 | | | Zeidler, Sven P | f | | 2221 | WLS | 0.50 | 1 | 0.17 | 15 | 2.55 | | | Harley, Andrew D | f | | 2204 | ENG | 0.00 | 1 | -0.35 | 15 | -5.25 | | | Webb, Laurence E | f | | 2321 | ENG | 0.00 | 1 | -0.21 | 15 | -3.15 | | | Walton, Alan J | c | | 2147 | ENG | 0.50 | 1 | 0.07 | 15 | 1.05 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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) | | | | Surrey Congress - Open | Cheam | ENG | 2010-04-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2149 | 2094 | 2.50 | 5 | 0.35 | 15 | 5.25 | |
| | Martyn, Rafe | f | | 2290 | ENG | 0.50 | 1 | 0.25 | 15 | 3.75 | | | Henderson, Ian R | | | 2117 | ENG | 0.50 | 1 | 0.03 | 15 | 0.45 | | | Roberson, Peter T | | | 2256 | ENG | 0.50 | 1 | 0.21 | 15 | 3.15 | | | Mayhew, Andrew | | | 2065 | ENG | 0.00 | 1 | -0.54 | 15 | -8.10 | | | Hunt, Daniel | | | 2019 | ENG | 1.00 | 1 | 0.40 | 15 | 6.00 | |
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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