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Individual Calculations June 2013 |
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| Waterfield, John W Total change: -9.75 | |   |
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| 4NCL 2012-13 | Various | ENG | 2012-11-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1974 | 2013 | 3.00 | 6 | -0.31 | 15 | -4.65 | |
|  Matthews, Adrian Ms | | | 1881 | ENG | 1.00 | 1 | 0.32 | 15 | 4.80 | |  Abbas, Daniel | | | 2016 | ENG | 0.00 | 1 | -0.50 | 15 | -7.50 | | | Bullen, Alex | | | 1824 | WLS | 0.50 | 1 | -0.25 | 15 | -3.75 | | | Farrand, Tom | | | 2200 | JCI | 0.50 | 1 | 0.24 | 15 | 3.60 | | | Farkas, Daniel | | | 2108 | HUN | 0.00 | 1 | -0.37 | 15 | -5.55 | | | Cowan, Richard M | | | 1816 | ENG | 1.00 | 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 6-7 | various | WLS | 2013-04-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1706 | 1990 | 0.50 | 1 | -0.34 | 15 | -5.10 | |
| | Bennett, Owen | | | 1706 | WLS | 0.50 | 1 | -0.34 | 15 | -5.10 | |
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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