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Individual Calculations August 2013 |
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| Chipanga, Chiletso Total change: -21.15 | |   |
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| Commonwealth and South African Open 2013 (Open Section) | Port Elizabeth | RSA | 2013-07-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2247 | 2069 | 0.50 | 1 | 0.23 | 15 | 3.45 | |
|  Mwali, Chitumbo | m | | 2247 | ZAM | 0.50 | 1 | 0.23 | 15 | 3.45 | |
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) | | | | DSK Open (Prestige group) | Cape Town | RSA | 2013-07-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1839 | 2069 | 1.50 | 4 | -1.64 | 15 | -24.60 | |
|  Jacobs, Kevin T | | | 1832 | RSA | 0.00 | 1 | -0.80 | 15 | -12.00 | | | Esau, Omar | | | 1747 | RSA | 1.00 | 1 | 0.13 | 15 | 1.95 | | | Bhawoodien, Mohamed Ozayr | f | | 1908 | RSA | 0.00 | 1 | -0.71 | 15 | -10.65 | | | Frick, Denise | | wm | 1869 | RSA | 0.50 | 1 | -0.26 | 15 | -3.90 | |
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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