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Individual Calculations May 2019 |
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| Fredericks, Ludwig Jonathan Total change: -67.20 | |   |
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| Boardwalk Pearson Chess Tournament 2019 (Open) | Port Elizabeth | RSA | 2019-03-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1545 | 1733 | 2.00 | 5 | -1.68 | 40 | -67.20 | |
|  Van Heerden, Claude | | | 1622 | RSA | 0.00 | 1 | -0.65 | 40 | -26.00 | |  Acar, Cameron Gavin | | | 1437 | RSA | 1.00 | 1 | 0.15 | 40 | 6.00 | | | Schoombie, Vian | | | 1480 | RSA | 1.00 | 1 | 0.19 | 40 | 7.60 | | | Nevin, Tyler | | | 1639 | RSA | 0.00 | 1 | -0.63 | 40 | -25.20 | | | Schutte, Wian | f | | 1549 | RSA | 0.00 | 1 | -0.74 | 40 | -29.60 | |
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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