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Individual Calculations January 2023 |
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| Dove, Megan Total change: 21.20 | |   |
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| 2022 South African Junior Team Chess Championships (U16 Open) | Port Edward | RSA | 2022-12-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1157 | 1184 | 0.00 | 1 | -0.54 | 40 | -21.60 | |
|  Koning, Lehan | | | 1157 | RSA | 0.00 | 1 | -0.54 | 40 | -21.60 | |
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) | | | | KRAAIFONTEIN OPEN 2022 (Advanced) | Cape Town | RSA | 2022-12-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1398 | 1184 | 2.00 | 4 | 1.07 | 40 | 42.80 | |
| | Segelaar, Geriant | | | 1450 | RSA | 1.00 | 1 | 0.82 | 40 | 32.80 | |  Masoka, Ayema | | | 1427 | RSA | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Ntukela, Amzolele | | | 1319 | RSA | 0.00 | 1 | -0.32 | 40 | -12.80 | | | Takudzwa, Chiriya | | | 1394 | RSA | 1.00 | 1 | 0.77 | 40 | 30.80 | |
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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