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Individual Calculations June 2016 |
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| Waterfield, John W Total change: 9.80 | |   |
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| Welsh Chess Premier League 2015/16 Round 7 | Merthyr | WLS | 2016-05-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1730 | 1956 | 1.00 | 1 | 0.21 | 20 | 4.20 | |
|  Van Kemenade, Julie | | | 1730 | WLS | 1.00 | 1 | 0.21 | 20 | 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) | | | | Frome Chess Congress | Frome | ENG | 2016-05-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2000 | 1956 | 2.50 | 5 | 0.28 | 20 | 5.60 | |
| | Harman, Kenneth B | | | 2166 | ENG | 0.50 | 1 | 0.27 | 20 | 5.40 | |  Holton, Jake | | | 1823 | ENG | 1.00 | 1 | 0.32 | 20 | 6.40 | | | Menadue, Jeremy Fs | | | 2037 | ENG | 0.50 | 1 | 0.11 | 20 | 2.20 | | | De Coverly, Roger D | | | 2076 | ENG | 0.00 | 1 | -0.34 | 20 | -6.80 | | | Appleby, Stephen | | | 1899 | ENG | 0.50 | 1 | -0.08 | 20 | -1.60 | |
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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