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Individual Calculations May 2017 |
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| Warmerdam, Rob Total change: -21.20 | |   |
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| Central London Chess Congress Major 2017 | London | ENG | 2017-04-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1778 | 1660 | 0.50 | 3 | -0.53 | 40 | -21.20 | |
|  McDonnell, James J. | | | 1863 | IRL | 0.50 | 1 | 0.26 | 40 | 10.40 | |  Rubeck, Jonathan | | | 1775 | ENG | 0.00 | 1 | -0.34 | 40 | -13.60 | | | O Gorman, Brendan | | | 1697 | ENG | 0.00 | 1 | -0.45 | 40 | -18.00 | |
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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