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Rapid:
Individual Calculations January 2020 |
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| Marks, Robert Total change: -34.60 | |   |
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| Coventry and District Chess League 2nd Rapidplay Major | Coventry | ENG | 2019-12-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1489 | 1680 | 0.50 | 3 | -1.73 | 20 | -34.60 | |
|  Oliver, Peter J R | | | 1470 | ENG | 0.50 | 1 | -0.27 | 20 | -5.40 | |  Fairclough, Gary | | | 1418 | ENG | 0.00 | 1 | -0.82 | 20 | -16.40 | | | Edwards, Steve A | | | 1579 | ENG | 0.00 | 1 | -0.64 | 20 | -12.80 | |
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) | | |
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