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Individual Calculations January 2013 |
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| Obihara, Jason Total change: -43.80 | |   |
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| London Chess Classic 2012: Open | London | ENG | 2012-12-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1877 | 1679 | 0.00 | 1 | -0.24 | 30 | -7.20 | |
|  Veznik, Michael | | | 1877 | CZE | 0.00 | 1 | -0.24 | 30 | -7.20 | |
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) | | | | London Chess Classic 2012: Weekend B U2000 | London | ENG | 2012-12-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1832 | 1679 | 0.00 | 4 | -1.22 | 30 | -36.60 | |
|  Kelly, Paul J | | | 1923 | WLS | 0.00 | 1 | -0.20 | 30 | -6.00 | | | Chen, Ti | | | 1866 | ENG | 0.00 | 1 | -0.26 | 30 | -7.80 | | | Haridas, Girinath | | | 1783 | ENG | 0.00 | 1 | -0.36 | 30 | -10.80 | | | Shepherd, Katherine M | | | 1754 | ENG | 0.00 | 1 | -0.40 | 30 | -12.00 | |
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) | | |
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