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Individual Calculations March 2013 |
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| Zhou, Yang-Jian Total change: 20.10 | |   |
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| Imperial College Congress Major Feb 2013 | London | ENG | 2013-02-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1781 | 1618 | 1.50 | 3 | 0.65 | 15 | 9.75 | |
|  Botramovics, Vladimir | | | 1784 | LAT | 1.00 | 1 | 0.72 | 15 | 10.80 | | | O`Gorman, Brendan | | | 1779 | ENG | 0.50 | 1 | 0.21 | 15 | 3.15 | |  Bishop, Geoffrey | | | 1781 | ENG | 0.00 | 1 | -0.28 | 15 | -4.20 | |
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) | | | | Hampstead Under 2200 FIDE Congress February 2013 | London | ENG | 2013-02-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1918 | 1618 | 1.00 | 2 | 0.69 | 15 | 10.35 | |
| | Price, Andrew | | | 1874 | ENG | 1.00 | 1 | 0.81 | 15 | 12.15 | | | Crichton, Martin | | | 1962 | IRL | 0.00 | 1 | -0.12 | 15 | -1.80 | |
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) | | |
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