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Individual Calculations February 2013 |
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| Zhang, Zheming Total change: 34.20 | |   |
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| e2e4 Chester Major | Chester | ENG | 2013-01-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1844 | 1712 | 1.00 | 1 | 0.68 | 30 | 20.40 | |
|  Winter, Kevin | | | 1844 | ENG | 1.00 | 1 | 0.68 | 30 | 20.40 | |
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) | | | | e2e4 West Bromwich Major | Birmingham | ENG | 2013-01-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1889 | 1712 | 1.00 | 2 | 0.46 | 30 | 13.80 | |
|  Jackson, Gary C | | | 1896 | ENG | 0.50 | 1 | 0.24 | 30 | 7.20 | | | Matthews, Adrian M S | | | 1881 | ENG | 0.50 | 1 | 0.22 | 30 | 6.60 | |
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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