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Individual Calculations March 2024 |
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| Goliath, Brimarion Total change: 10.80 | |   |
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| Bojanala Closed Chess Championships 2024 - Stage 1 (U18) | Rustenburg | RSA | 2024-01-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1360 | 1445 | 1.50 | 3 | -0.30 | 40 | -12.00 | |
|  Sera, Galaletsang | | | 1115 | RSA | 1.00 | 1 | 0.12 | 40 | 4.80 | |  Masike, Olerato | | | 1241 | RSA | 0.50 | 1 | -0.26 | 40 | -10.40 | | | Boshoma, Chisomo | | | 1724 | RSA | 0.00 | 1 | -0.16 | 40 | -6.40 | |
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) | | | | Bojanala Closed Chess Championships 2024 - Finals (U18) | Rustenburg | RSA | 2024-02-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1623 | 1445 | 2.00 | 4 | 0.57 | 40 | 22.80 | |
| | Difotso, Lebogang | | | 1442 | RSA | 0.00 | 1 | -0.50 | 40 | -20.00 | | | Simpson, Michael | f | | 2085 | RSA | 0.00 | 1 | -0.01 | 40 | -0.40 | | | Boshoma, Chisomo | | | 1724 | RSA | 1.00 | 1 | 0.84 | 40 | 33.60 | | | Masike, Olerato | | | 1241 | RSA | 1.00 | 1 | 0.24 | 40 | 9.60 | |
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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