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Rapid:
Individual Calculations October 2019 |
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| Willenberg, Athon Total change: -11.00 | |   |
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| South African Open Chess Championship Rapid | Kimberley | RSA | 2019-06-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1905 | 1916 | 1.00 | 3 | -0.55 | 20 | -11.00 | |
|  Lewis, Mark Mm. | | | 1957 | RSA | 1.00 | 1 | 0.56 | 20 | 11.20 | |  Mbedza, Richard | c | | 1860 | MAW | 0.00 | 1 | -0.58 | 20 | -11.60 | | | Subke, Jason James | | | 1897 | RSA | 0.00 | 1 | -0.53 | 20 | -10.60 | |
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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