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Individual Calculations May 2011 |
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| Jameson, David Total change: -3.30 | |   |
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| The 57th Welsh Chess Championships | Cardiff | WLS | 2011-04-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2010 | 2088 | 4.00 | 7 | -0.22 | 15 | -3.30 | |
|  Fathallah, Joe | | | 1906 | WLS | 0.00 | 1 | -0.74 | 15 | -11.10 | |  Bullen, Alex | | | 1764 | WLS | 1.00 | 1 | 0.13 | 15 | 1.95 | | | Kelly, Paul J | | | 1924 | WLS | 1.00 | 1 | 0.28 | 15 | 4.20 | | | Young, Alan | | | 2024 | WLS | 1.00 | 1 | 0.41 | 15 | 6.15 | | | Jones, Richard S. | f | | 2369 | WLS | 0.50 | 1 | 0.34 | 15 | 5.10 | | | Brown, Thomas | | | 2070 | WLS | 0.00 | 1 | -0.53 | 15 | -7.95 | | | Garcia, Jason | | | 2010 | WLS | 0.50 | 1 | -0.11 | 15 | -1.65 | |
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) | | |
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