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Individual Calculations September 2023 |
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| Zegarra Castaneda, Oliver Mateo Total change: 8.40 | |   |
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| XIV Festival Internacional de Ajedrez Claretiano 2023 Sub - 12 | Lima | PER | 2023-07-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1350 | 1044 | 0.50 | 2 | 0.21 | 40 | 8.40 | |
|  Fernandez Monteza, Fabian Arturo | | | 1369 | PER | 0.50 | 1 | 0.37 | 40 | 14.80 | |  Paredes Minaya, Crhistian Jesus | | | 1331 | PER | 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) | | | | XXXIII Pan-American Youth Chess Festival - Under 12 Open | Chicago, IL | USA | 2023-08-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1891 | 1071 | 0.00 | 1 | 0.00 | 40 | 0.00 | |
| | Jing, Andrew | | | 1891 | USA | 0.00 | 1 | 0.00 | 40 | 0.00 | |
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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