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Individual Calculations May 2019 |
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| Deswarte, Ian Total change: 2.60 | |   |
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| English Seniors Championship Over 50 2019 | Solihull | ENG | 2019-04-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2009 | 1771 | 1.00 | 4 | 0.13 | 20 | 2.60 | |
|  Littlewood, Paul E | m | | 2171 * | ENG | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Simons, Martin J | | | 2005 | ENG | 1.00 | 1 | 0.79 | 20 | 15.80 | |  Gibbs, Dominic V | | | 1946 | ENG | 0.00 | 1 | -0.27 | 20 | -5.40 | | | Smith, Simon C | | | 1912 | ENG | 0.00 | 1 | -0.31 | 20 | -6.20 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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