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Individual Calculations March 2020 |
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| Mason, Donald J Total change: -12.60 | |   |
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| 2019/20 4NCL Div 2 Rounds 5 - 6 | Daventry | ENG | 2020-02-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2174 | 2092 | 0.00 | 2 | -0.78 | 20 | -15.60 | |
|  Jones, Steven A | | | 2212 | ENG | 0.00 | 1 | -0.34 | 20 | -6.80 | |  Gayson, Peter M | | | 2136 | ENG | 0.00 | 1 | -0.44 | 20 | -8.80 | |
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) | | | | Warwickshire Open Chess Championships 2020 | Coventry | ENG | 2020-02-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2005 | 2092 | 2.50 | 4 | 0.15 | 20 | 3.00 | |
| | Boyalakuntla, Siva | | | 1692 * | ENG | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Stepanyan, Henrik | | | 2198 | ENG | 0.50 | 1 | 0.14 | 20 | 2.80 | | | Jones, Steven A | | | 2212 | ENG | 0.50 | 1 | 0.16 | 20 | 3.20 | | | Doran, Chris | | | 1916 | ENG | 0.50 | 1 | -0.23 | 20 | -4.60 | | | * 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) | | |
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