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Individual Calculations June 2013 |
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| Varley, Peter Total change: 0.30 | |   |
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| Welsh Chess Premier League Round 6-7 | various | WLS | 2013-04-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2173 | 2251 | 1.50 | 2 | 0.30 | 15 | 4.50 | |
|  Zeidler, Sven P. | f | | 2284 | WLS | 1.00 | 1 | 0.55 | 15 | 8.25 | |  Young, Alan | | | 2061 | WLS | 0.50 | 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) | | | | Welsh Chess Premier League Round 3 | Various | WLS | 2013-05-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2421 | 2251 | 0.00 | 1 | -0.28 | 15 | -4.20 | |
| | Jones, Richard S. | m | | 2421 | WLS | 0.00 | 1 | -0.28 | 15 | -4.20 | |
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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