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Individual Calculations October 2018 |
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| Van Der Merwe, Alexander Total change: -27.60 | |   |
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| 2018 Western Province League (Premier) | Cape Town | RSA | 2018-08-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1638 | 1640 | 0.00 | 1 | -0.50 | 40 | -20.00 | |
|  Hastie, Sachin | | | 1638 | RSA | 0.00 | 1 | -0.50 | 40 | -20.00 | |
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) | | | | PRG OPEN 2018 (Elite) | Stellenbosch | RSA | 2018-09-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1699 | 1640 | 1.50 | 4 | -0.19 | 40 | -7.60 | |
| | Adams, Seth-Riley | c | | 1808 | RSA | 0.00 | 1 | -0.28 | 40 | -11.20 | |  Schnabel, Johann Emil | c | | 1629 | RSA | 0.00 | 1 | -0.52 | 40 | -20.80 | | | Felix, Devon | | | 1675 | RSA | 1.00 | 1 | 0.55 | 40 | 22.00 | | | Briedenhann, Corne | | | 1682 | RSA | 0.50 | 1 | 0.06 | 40 | 2.40 | |
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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