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Individual Calculations September 2023 |
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| Ouyang, Alexander Total change: 0.00 | |   |
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| XXXIII Pan-American Youth Chess Festival - Under 12 Open | Chicago, IL | USA | 2023-08-12 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1227 | 0 | 1.00 | 5 | 0.00 | 987 | | 0.00 | |
|  Xiao, Michael | | | 1441 | USA | 0.00 | 1 | 0.00 | | 0.00 | |  Atiencia Merino, Jose Luis | | | 1225 | ECU | 0.00 | 1 | 0.00 | | 0.00 | | | Zegarra Castaneda, Oliver Mateo | | | 1071 | PER | 0.00 | 1 | 0.00 | | 0.00 | | | Lopez Vivanco, Gregorio | | | 1256 | CHI | 0.50 | 1 | 0.00 | | 0.00 | | | Perdomo, Joshua | | | 1142 | HON | 0.50 | 1 | 0.00 | | 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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