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Individual Calculations September 2018 |
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| Whitehead, Mark A Total change: 36.80 | |   |
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| 105th British Championships Major Open | Hull | ENG | 2018-07-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2000 | 1906 | 4.00 | 8 | 0.95 | 20 | 19.00 | |
|  Robertson, Jim | | | 1604 | SCO | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Kirupakaran, Vishnu | | | 1812 | ENG | 1.00 | 1 | 0.37 | 20 | 7.40 | |  Ogunshola, Ben | | | 2143 | NGR | 0.00 | 1 | -0.20 | 20 | -4.00 | | | Jones, Steven A | | | 2203 | ENG | 1.00 | 1 | 0.85 | 20 | 17.00 | | | Stoyanov, Viktor | | | 2177 | ENG | 0.00 | 1 | -0.17 | 20 | -3.40 | | | Shaw, Peter | | | 2093 | ENG | 0.00 | 1 | -0.26 | 20 | -5.20 | | | Rice, Chris B | | | 1972 | ENG | 0.50 | 1 | 0.09 | 20 | 1.80 | | | Boswell, Jacob Connor | | | 1992 | ENG | 0.50 | 1 | 0.12 | 20 | 2.40 | |
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 Midland Open Championship Open | Telford | ENG | 2018-08-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2059 | 1908 | 2.50 | 5 | 0.89 | 20 | 17.80 | |
| | Jones, Steven A | | | 2166 | ENG | 0.00 | 1 | -0.18 | 20 | -3.60 | | | Bin-Suhayl, Ieysaa | | | 2083 | ITA | 1.00 | 1 | 0.73 | 20 | 14.60 | | | Hebden, Mark L | g | | 2308 * | ENG | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Simpson, Derek | | | 1659 | ENG | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Okhai, Shabir | | | 2080 | 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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