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Individual Calculations June 2017 |
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| Mostert, Gert Total change: 30.00 | |   |
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| 2017 Capablanca Chess Festival (FIDE Swiss A) | Southdowns College, Pretoria | RSA | 2017-04-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1457 | 1420 | 1.50 | 5 | -0.78 | 40 | -31.20 | |
|  Wolmarans, Riekie | | | 1412 | RSA | 0.00 | 1 | -0.51 | 40 | -20.40 | |  Smuts, Heinrich | c | | 1153 | RSA | 0.50 | 1 | -0.32 | 40 | -12.80 | | | Moche, Johannes | | | 1734 | RSA | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Booysen, Tineke | | | 1375 | RSA | 1.00 | 1 | 0.44 | 40 | 17.60 | | | Maloba, David | | | 1612 | 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) | | | | 2017 Lubowski Open (A and B Sections) | Pretoria | RSA | 2017-05-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1633 | 1420 | 2.50 | 4 | 1.53 | 40 | 61.20 | |
| | Maruma, Abel | | | 1645 | RSA | 1.00 | 1 | 0.78 | 40 | 31.20 | | | Senekal, Frederick | | | 1780 | RSA | 0.50 | 1 | 0.40 | 40 | 16.00 | | | Oosthuizen, Michal Jacobus | | | 1467 | RSA | 1.00 | 1 | 0.57 | 40 | 22.80 | | | Booysen, Antonio | | | 1641 | RSA | 0.00 | 1 | -0.22 | 40 | -8.80 | |
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) | | |
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