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Individual Calculations May 2018 |
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| Prizant, Michael Total change: -3.20 | |   |
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| CCF WINTER CHESS LONG PLAY RESULTS APRIL A | London | ENG | 2018-04-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1865 | 2015 | 1.50 | 2 | 0.10 | 20 | 2.00 | |
|  Gibbs, Dominic V | | | 1880 | ENG | 0.50 | 1 | -0.18 | 20 | -3.60 | |  Odunaiya, Victor | | | 1850 | ENG | 1.00 | 1 | 0.28 | 20 | 5.60 | |
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) | | | | 2018-19 Beckenham & Bromley Club Championship Round 10 | Beckenham | ENG | 2018-04-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2104 | 2015 | 0.50 | 2 | -0.26 | 20 | -5.20 | |
| | Newman, Joel K M | | | 2043 | ENG | 0.00 | 1 | -0.46 | 20 | -9.20 | | | Snape, Ian L | | | 2164 | ENG | 0.50 | 1 | 0.20 | 20 | 4.00 | |
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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