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Individual Calculations January 2023 |
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| Van Den Berg, Reynard Total change: 74.80 | |   |
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| 2022 South African Junior Team Chess Championships (U18 Open) | Port Edward | RSA | 2022-12-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1334 | 1226 | 1.00 | 2 | 0.25 | 40 | 10.00 | |
|  Lin, Ali | | | 1482 | RSA | 0.50 | 1 | 0.31 | 40 | 12.40 | |  Rodrigues, Teegan | | | 1186 | 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) | | | | 2022 South African Junior Wild Card Chess Championships (U20 Open) | Port Edward | RSA | 2022-12-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1249 | 1226 | 3.50 | 4 | 1.62 | 40 | 64.80 | |
| | Delport, Ben | | | 1239 | RSA | 1.00 | 1 | 0.52 | 40 | 20.80 | | | Mokone, Gomolemo | | | 1226 | RSA | 1.00 | 1 | 0.50 | 40 | 20.00 | | | Chang, Sebastian | | | 1412 | RSA | 1.00 | 1 | 0.74 | 40 | 29.60 | | | Mokwena, Kole | | | 1120 | RSA | 0.50 | 1 | -0.14 | 40 | -5.60 | |
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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