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Individual Calculations January 2024 |
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| Modisaotsile, Botlhale Total change: -51.60 | |   |
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| Africawide Chess Championship 2023 (Open) | Johannesburg | RSA | 2023-11-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1424 | 1491 | 2.00 | 4 | -0.31 | 40 | -12.40 | |
|  Jaitas, Kittisak | | | 1445 | RSA | 0.50 | 1 | -0.06 | 40 | -2.40 | |  Lesole, Pudungwane | | | 1736 | BOT | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Naidoo, Kajol | | | 1138 | RSA | 0.50 | 1 | -0.39 | 40 | -15.60 | | | Chikwava, Ronald | | | 1375 | FID | 1.00 | 1 | 0.34 | 40 | 13.60 | |
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) | | | | 2023 BMI Lesotho Open CC- Prestige | Maseru | LES | 2023-11-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1523 | 1491 | 1.50 | 5 | -0.98 | 40 | -39.20 | |
| | Zwakala, Ntando | | | 1993 | RSA | 0.00 | 1 | -0.04 | 40 | -1.60 | | | Khama, Letsatsi | | | 1344 | LES | 0.00 | 1 | -0.70 | 40 | -28.00 | | | Motlomelo, Khotso | | | 1439 | LES | 1.00 | 1 | 0.43 | 40 | 17.20 | | | Mdluli, Meluleki | | | 1255 | SWZ | 0.50 | 1 | -0.30 | 40 | -12.00 | | | Lunga, Malinga | | | 1584 | SWZ | 0.00 | 1 | -0.37 | 40 | -14.80 | |
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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