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Individual Calculations May 2015 |
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| Brown, Thomas Total change: 51.80 | |   |
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| 4NCL 2014-15 Rounds 7-8 (Div 1 & 2) | Birmingham | ENG | 2015-03-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2215 | 2042 | 0.00 | 2 | -0.54 | 20 | -10.80 | |
|  Harakis, Alexis | | | 2232 | ENG | 0.00 | 1 | -0.25 | 20 | -5.00 | | | Guthrie, David W | | | 2198 | NZL | 0.00 | 1 | -0.29 | 20 | -5.80 | |
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) | | | | 2015 Welsh Chess Championships | Cardiff | WLS | 2015-04-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2123 | 2042 | 6.00 | 7 | 3.13 | 20 | 62.60 | |
|  Robinson, David | | | 1902 | WLS | 1.00 | 1 | 0.31 | 20 | 6.20 | | | Cobb, James | m | | 2434 | WLS | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Ralphs, Nigel | | | 1934 | WLS | 1.00 | 1 | 0.35 | 20 | 7.00 | | | Van Kemenade, Rudy | | | 1973 | WLS | 1.00 | 1 | 0.40 | 20 | 8.00 | | | Zeidler, Sven P. | f | | 2229 | WLS | 1.00 | 1 | 0.74 | 20 | 14.80 | | | Blackburn, Joathan Lb | | | 2173 | WLS | 1.00 | 1 | 0.68 | 20 | 13.60 | | | Kett, Tim | | | 2216 | WLS | 1.00 | 1 | 0.73 | 20 | 14.60 | |
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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