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Individual Calculations September 2011 |
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| Naidu, Sayen Total change: 27.90 | |   |
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| Commonwealth and South African Open 2011 | Johannesburg | RSA | 2011-06-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1939 | 1811 | 2.00 | 3 | 0.93 | 30 | 27.90 | |
|  Pon, Matt | | | 1622 | RSA | 1.00 | 1 | 0.25 | 30 | 7.50 | |  Willenberg, Craig Glen | | | 2072 | RSA | 1.00 | 1 | 0.82 | 30 | 24.60 | | | Notha, Moakofi | | | 2123 | BOT | 0.00 | 1 | -0.14 | 30 | -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) | | |
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