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Individual Calculations October 2019 |
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| Van Der Merwe, Alexander Total change: 2.40 | |   |
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| 2019 Chess Western Province League (Premier) | Cape Town | RSA | 2019-07-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1696 | 1574 | 2.50 | 7 | 0.10 | 40 | 4.00 | |
|  Fraser, Craig | | | 1801 | RSA | 0.50 | 1 | 0.29 | 40 | 11.60 | |  Moore, Darren | | | 1289 | RSA | 1.00 | 1 | 0.16 | 40 | 6.40 | | | Hastie, Sachin | | | 1642 | RSA | 0.00 | 1 | -0.41 | 40 | -16.40 | | | Pick, Deon | | | 1835 | RSA | 0.50 | 1 | 0.32 | 40 | 12.80 | | | Van Niekerk, Lourenzo M. | | | 1681 | RSA | 0.50 | 1 | 0.15 | 40 | 6.00 | | | Samuels, Ethan | | | 1855 | RSA | 0.00 | 1 | -0.16 | 40 | -6.40 | | | Hendriksz, Gabriel | | | 1771 | RSA | 0.00 | 1 | -0.25 | 40 | -10.00 | |
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) | | | | 2019 Western Cape Closed Chess Championships (Elite) | Stellenbosch | RSA | 2019-09-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1859 | 1612 | 1.00 | 5 | -0.04 | 40 | -1.60 | |
| | Baloyi, Siphiwe | | | 1906 | RSA | 0.00 | 1 | -0.15 | 40 | -6.00 | | | Lawrence, Gordon | | | 1899 | RSA | 1.00 | 1 | 0.84 | 40 | 33.60 | | | Lewis, Mark Mm. | | | 1957 | RSA | 0.00 | 1 | -0.11 | 40 | -4.40 | | | De Jager, Luan | | | 1877 | RSA | 0.00 | 1 | -0.18 | 40 | -7.20 | | | De Jager, Andreas | c | | 1656 | RSA | 0.00 | 1 | -0.44 | 40 | -17.60 | |
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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