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Individual Calculations December 2017 |
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| Prizant, Michael Total change: 17.40 | |   |
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| CCF WINTER CHESS 2017-18 LONG PLAY OCTOBER 2017 B | London | ENG | 2017-10-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1611 | 2011 | 1.00 | 1 | 0.08 | 20 | 1.60 | |
|  Bibby, Martin | | | 1611 * | ENG | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * 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 Beckenham & Bromley Club Championship Rounds 3-4 | Beckenham | ENG | 2017-11-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2099 | 2019 | 1.00 | 2 | 0.21 | 20 | 4.20 | |
|  Bailey, Kevin J | | | 2009 | ENG | 0.50 | 1 | -0.01 | 20 | -0.20 | | | Snape, Ian L | | | 2189 | ENG | 0.50 | 1 | 0.22 | 20 | 4.40 | |
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) | | | | CCF WINTER CHESS 2017-18 LONG PLAY NOVEMBER 2017 | London | ENG | 2017-11-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2040 | 2019 | 2.00 | 3 | 0.58 | 20 | 11.60 | |
| | Snape, Ian L | | | 2189 | ENG | 1.00 | 1 | 0.72 | 20 | 14.40 | | | Edwards, Nicholas L | | | 1863 | ENG | 0.50 | 1 | -0.21 | 20 | -4.20 | | | Verma, Aditya | | | 2069 | ENG | 0.50 | 1 | 0.07 | 20 | 1.40 | |
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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