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Individual Calculations March 2024 |
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| Chikwava, Ronald Total change: -3.40 | |   |
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| 2024 Tshwane Chess Registration Tournament (A) | Pretoria | RSA | 2024-01-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1384 | 1370 | 1.50 | 4 | -0.44 | 20 | -8.80 | |
|  Lodi, Neo | | | 1332 | RSA | 1.00 | 1 | 0.45 | 20 | 9.00 | |  Jones, William | | | 1588 | RSA | 0.00 | 1 | -0.22 | 20 | -4.40 | | | Tenzer, Daniel | | | 1355 | RSA | 0.00 | 1 | -0.52 | 20 | -10.40 | | | Rautenbach, Helen Christine | | | 1261 | RSA | 0.50 | 1 | -0.15 | 20 | -3.00 | |
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) | | | | 2024 Blou Bul Open Chess Tournament (A) | Pretoria | RSA | 2024-02-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1581 | 1370 | 1.50 | 5 | 0.27 | 20 | 5.40 | |
| | Swart, Riaan | | | 1624 | RSA | 0.50 | 1 | 0.31 | 20 | 6.20 | | | Matsaung, Thapelo | | | 1664 | RSA | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Rishworth, Justin | | | 1349 | RSA | 1.00 | 1 | 0.47 | 20 | 9.40 | | | Magagula, Raymond | | | 1634 | RSA | 0.00 | 1 | -0.18 | 20 | -3.60 | | | Fourie, Louhan | | | 1635 | RSA | 0.00 | 1 | -0.18 | 20 | -3.60 | |
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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