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Individual Calculations June 2013 |
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| Williams, A. Howard Total change: 2.25 | |   |
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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 |
| 2251 | 2344 | 1.00 | 2 | -0.22 | 15 | -3.30 | |
|  Jones, Richard S. | m | | 2401 | WLS | 0.50 | 1 | 0.08 | 15 | 1.20 | |  Sully, David | | | 2100 | WLS | 0.50 | 1 | -0.30 | 15 | -4.50 | |
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 |
| 2246 | 2344 | 1.00 | 1 | 0.37 | 15 | 5.55 | |
| | Braun, Walter | f | | 2246 | AUT | 1.00 | 1 | 0.37 | 15 | 5.55 | |
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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