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Individual Calculations March 2024 |
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| Segal, Jamie Total change: 23.60 | |   |
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| 2024 Piet Robbertse Open Chess Tournament (B) | Pretoria | RSA | 2024-02-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1271 | 1242 | 2.00 | 4 | 0.16 | 40 | 6.40 | |
|  Liang, Yi-Xuan (bowie) | | | 1105 | RSA | 1.00 | 1 | 0.32 | 40 | 12.80 | |  Du Toit, Stephanus (matt | | | 1220 | RSA | 1.00 | 1 | 0.47 | 40 | 18.80 | | | Boheim, Eugene | | | 1334 | RSA | 0.00 | 1 | -0.37 | 40 | -14.80 | | | Stephen, Bulelani | | | 1425 | RSA | 0.00 | 1 | -0.26 | 40 | -10.40 | |
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) | | | | 2024 Blou Bul Open Chess Tournament (B) | Pretoria | RSA | 2024-02-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1403 | 1242 | 1.00 | 2 | 0.43 | 40 | 17.20 | |
| | Makhoba, Sibusiso | | | 1422 | RSA | 1.00 | 1 | 0.74 | 40 | 29.60 | | | Adamson, Luke | | | 1384 | RSA | 0.00 | 1 | -0.31 | 40 | -12.40 | |
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) | | |
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