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Individual Calculations December 2017 |
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| Arkell, Keith C Total change: 0.40 | |   |
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| 16th 4NCL Congress Open | Coventry | ENG | 2017-11-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2161 | 2416 | 3.50 | 5 | -0.51 | 10 | -5.10 | |
|  Burrows, Martin P | | | 2093 | ENG | 0.50 | 1 | -0.37 | 10 | -3.70 | |  Verma, Aditya | | | 2069 | ENG | 1.00 | 1 | 0.11 | 10 | 1.10 | | | Britton, Richard L | f | | 2221 | ENG | 1.00 | 1 | 0.25 | 10 | 2.50 | | | Sowray, Peter J | f | | 2322 | ENG | 0.00 | 1 | -0.63 | 10 | -6.30 | | | White, Stuart A | | | 2098 | SCO | 1.00 | 1 | 0.13 | 10 | 1.30 | |
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 |
| 2267 | 2416 | 2.00 | 2 | 0.62 | 10 | 6.20 | |
| | Valdes Escobar, Alvaro | m | | 2366 | CHI | 1.00 | 1 | 0.43 | 10 | 4.30 | | | Findlay, David John | | | 2167 | SCO | 1.00 | 1 | 0.19 | 10 | 1.90 | |
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) | | | | Bristol Winter Congress 2017 | Bristol | ENG | 2017-11-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2026 | 2416 | 4.50 | 5 | -0.07 | 10 | -0.70 | |
| | Iwi, Graham R | | | 2016 * | ENG | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Cordner, David A | | | 2016 * | ENG | 1.00 | 1 | 0.08 | 10 | 0.80 | | | French, Max | | | 2016 * | ENG | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Martin, Lewis | | | 2068 | ENG | 0.50 | 1 | -0.39 | 10 | -3.90 | | | Svyatoslav, Vorobyev | | | 2016 * | ESP | 1.00 | 1 | 0.08 | 10 | 0.80 | | | * 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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