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Individual Calculations December 2017 |
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| Bailey, Kevin J Total change: -18.00 | |   |
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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 |
| 1954 | 2004 | 0.50 | 1 | -0.07 | 20 | -1.40 | |
|  Howell, Chris I | | | 1954 | 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) | | | | 2018-19 Beckenham & Bromley Club Championship Rounds 3-4 | Beckenham | ENG | 2017-11-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2069 | 2009 | 1.00 | 2 | 0.16 | 20 | 3.20 | |
|  Prizant, Michael | | | 2019 | ENG | 0.50 | 1 | 0.01 | 20 | 0.20 | | | Duggan, John E | | | 2118 | ENG | 0.50 | 1 | 0.15 | 20 | 3.00 | |
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) | | | | 2018/19 4NCL Div 1 Rounds 1-2 | Telford | ENG | 2017-11-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2373 | 2009 | 0.00 | 2 | -0.21 | 20 | -4.20 | |
| | Pert, Nicholas | g | | 2409 * | ENG | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Wu, Christopher | f | | 2336 | USA | 0.00 | 1 | -0.13 | 20 | -2.60 | | | * 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) | | | | CCF WINTER CHESS 2017-18 LONG PLAY NOVEMBER 2017 | London | ENG | 2017-11-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1788 | 2009 | 1.50 | 3 | -0.78 | 20 | -15.60 | |
| | Nayak, Aurideep | | | 1609 * | ENG | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Ifalore, Michael | | | 1869 | ENG | 0.00 | 1 | -0.69 | 20 | -13.80 | | | Calvert, D Ian | | | 1886 | ENG | 0.50 | 1 | -0.17 | 20 | -3.40 | | | * 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) | | |
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