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Individual Calculations May 2019 |
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| Simons, Martin J Total change: -52.20 | |   |
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| English Seniors Championship Over 50 2019 | Solihull | ENG | 2019-04-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1764 | 2005 | 1.00 | 4 | -2.04 | 20 | -40.80 | |
|  Lawrence, Roy A | | | 1615 | ENG | 0.50 | 1 | -0.41 | 20 | -8.20 | |  Seymour, Paul | | | 1605 * | ENG | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Deswarte, Ian | | | 1771 | ENG | 0.00 | 1 | -0.79 | 20 | -15.80 | | | Mason, Donald J | | | 2065 | ENG | 0.00 | 1 | -0.42 | 20 | -8.40 | | | * 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) | | | | 2018/19 4NCL Div 4 Rounds 7 - 8 | Daventry | ENG | 2019-04-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2177 | 2005 | 0.00 | 2 | -0.57 | 20 | -11.40 | |
| | Mercs, Peter J | | | 2076 | ENG | 0.00 | 1 | -0.40 | 20 | -8.00 | | | Cooksey, Paul S | f | | 2278 | ENG | 0.00 | 1 | -0.17 | 20 | -3.40 | |
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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