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Individual Calculations May 2015 |
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| Doran, Chris Total change: -45.20 | |   |
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| Bolton Easter Congress | Bolton | ENG | 2015-04-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1874 | 2011 | 0.00 | 4 | -2.70 | 20 | -54.00 | |
|  Fernandez Lopez, Alejandro I | | | 1719 | ESP | 0.00 | 1 | -0.85 | 20 | -17.00 | |  Burke, Mitchell R | | | 1954 | ENG | 0.00 | 1 | -0.58 | 20 | -11.60 | | | Taylor, Robert K | | | 1959 | ENG | 0.00 | 1 | -0.57 | 20 | -11.40 | | | Manton, Jacob | | | 1862 | ENG | 0.00 | 1 | -0.70 | 20 | -14.00 | |
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) | | | | 2nd 4NCL Congress Open | Wakefield | ENG | 2015-04-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2126 | 2011 | 2.00 | 4 | 0.44 | 20 | 8.80 | |
| | Bin-Suhayl, Ieysaa | | | 1879 | ITA | 1.00 | 1 | 0.32 | 20 | 6.40 | | | Cowan, Richard M | | | 1899 | ENG | 1.00 | 1 | 0.35 | 20 | 7.00 | | | Vakhidov, Jahongir | g | | 2411 * | UZB | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Sowray, Peter J | f | | 2313 | ENG | 0.00 | 1 | -0.15 | 20 | -3.00 | | | * 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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