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Individual Calculations June 2024 |
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| Mugambi, Christian Mwamba Total change: -1.60 | |   |
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| Kenya National Youth and Cadet Chess Championship Play-offs 2024 (Under 12 Open) | Nairobi | KEN | 2024-04-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1638 | 1647 | 2.00 | 3 | 0.46 | 40 | 18.40 | |
|  Waweru, Davidson Mugo | | | 1645 | KEN | 1.00 | 1 | 0.50 | 40 | 20.00 | |  Simiyu, Jadon | | | 1690 | KEN | 0.00 | 1 | -0.44 | 40 | -17.60 | | | Oluchiri, Jeshurun Inyangala | | | 1578 | KEN | 1.00 | 1 | 0.40 | 40 | 16.00 | |
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) | | | | "World School Chess Championship" Open under 13 | Lima | PER | 2024-05-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1453 | 1647 | 2.50 | 4 | -0.50 | 40 | -20.00 | |
| | Morante Bautista, Tiago Daniel | | | 1422 | PER | 0.50 | 1 | -0.28 | 40 | -11.20 | | | Gavilan Cabrera, Juan Pablo Xavie | | | 1443 | PER | 1.00 | 1 | 0.24 | 40 | 9.60 | | | Pinto Vera, Jesus Nabih | | | 1446 | PER | 0.50 | 1 | -0.26 | 40 | -10.40 | | | Bernardo Ambrosio, Rodrigo Sebast | | | 1500 | PER | 0.50 | 1 | -0.20 | 40 | -8.00 | |
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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