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Individual Calculations February 2020 |
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| Claassen, Jean-Daniel Total change: -41.60 | |   |
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| 2019 South African Junior Team Championships (U18A) | Boksburg | RSA | 2020-01-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1562 | 1528 | 1.00 | 5 | -1.30 | 40 | -52.00 | |
|  Posholi, Kamohelo | | | 1512 | RSA | 0.00 | 1 | -0.52 | 40 | -20.80 | |  Schnabel, Johann Emil | c | | 1784 | RSA | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Assam, Gerrick | | | 1530 | RSA | 0.00 | 1 | -0.50 | 40 | -20.00 | | | Shaw, Laurie Ann | | | 1402 | RSA | 1.00 | 1 | 0.33 | 40 | 13.20 | | | Daniel, Angelo | | | 1582 | RSA | 0.00 | 1 | -0.42 | 40 | -16.80 | |
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) | | | | 2020 Inter Regional Championship | Benoni | RSA | 2020-01-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1636 | 1528 | 3.00 | 7 | 0.26 | 40 | 10.40 | |
| | Oberholzer, Francois | f | | 1928 * | RSA | 1.00 | 1 | 0.92 | 40 | 36.80 | | | Marais, Coenraad Hendrik | | | 1928 * | RSA | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Strong, Davida | | | 1201 | RSA | 1.00 | 1 | 0.13 | 40 | 5.20 | | | Wilken, Justin Barend | | | 1875 | RSA | 0.00 | 1 | -0.11 | 40 | -4.40 | | | Wolmarans, Riekie | | | 1509 | RSA | 0.00 | 1 | -0.53 | 40 | -21.20 | | | George, Bernet | | | 1500 | RSA | 0.00 | 1 | -0.54 | 40 | -21.60 | | | Fihla, Lonwabo Luvuyo | | | 1509 | RSA | 1.00 | 1 | 0.47 | 40 | 18.80 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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