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Individual Calculations September 2023 |
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| Anchelia Anchivilca, Gabriel Jesu Total change: -11.60 | |   |
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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 |
| 1161 | 1029 | 0.00 | 3 | -0.98 | 40 | -39.20 | |
|  Montoya Jorge, Richard Lionel | | | 1229 | PER | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Torres Alarcon, Luciana Yanella | | | 1165 | PER | 0.00 | 1 | -0.32 | 40 | -12.80 | | | Pareja Pacco, Rodrigo Andre | | | 1090 | PER | 0.00 | 1 | -0.42 | 40 | -16.80 | |
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) | | | | Campeonato Regional de Ajedrez Metropolitano Impar Sub 13 Absoluto | Lima | PER | 2023-08-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1276 | 1029 | 1.50 | 4 | 0.69 | 40 | 27.60 | |
| | Jimenez Salas, Fabiana | | | 1250 | PER | 1.00 | 1 | 0.78 | 40 | 31.20 | |  Chinga Gomez, Didier Sebastian | | | 1177 | PER | 0.50 | 1 | 0.20 | 40 | 8.00 | | | Ccana Minauro, Reiben Andre | | | 1372 | PER | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Reyes Zavaleta, Sergio Gabriel | | | 1305 | PER | 0.00 | 1 | -0.17 | 40 | -6.80 | |
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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