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Individual Calculations May 2013 |
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| Zhang, Zheming Total change: 22.20 | |   |
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| Edinburgh Premier 2013 | Edinburgh | SCO | 2013-04-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1951 | 1746 | 2.00 | 5 | 0.74 | 30 | 22.20 | |
|  Robertson, David A | | | 1950 | SCO | 0.00 | 1 | -0.24 | 30 | -7.20 | |  O`Neil, Jim | | | 2007 | SCO | 0.00 | 1 | -0.18 | 30 | -5.40 | | | James, Chris | | | 1989 | SCO | 0.50 | 1 | 0.30 | 30 | 9.00 | | | Macrae, James S | | | 1733 | SCO | 1.00 | 1 | 0.48 | 30 | 14.40 | | | Prasath, Malola T S | | | 2076 | IND | 0.50 | 1 | 0.38 | 30 | 11.40 | |
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) | | |
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