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Individual Calculations January 2023 |
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| Acuna Alarcon, Claudia Micaela Total change: 25.20 | |   |
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| 8 Open IRT U2400 Club Hermanos Rojas | Lima | PER | 2022-12-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1480 | 1386 | 4.00 | 7 | 1.32 | 40 | 52.80 | |
|  Quevedo Perales, Aaron Wilfredo | | | 1540 | PER | 1.00 | 1 | 0.71 | 40 | 28.40 | |  Minaya Mundines, Pietro Gerardo | | | 1655 | PER | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Gomez Nunez, Fabian Elmer | | | 1147 | PER | 1.00 | 1 | 0.20 | 40 | 8.00 | | | Ponciano Madueno, Luis Felipe | | | 1430 | PER | 0.50 | 1 | 0.06 | 40 | 2.40 | | | Rojas Salas, Rihanna Irina | | | 1312 | PER | 1.00 | 1 | 0.40 | 40 | 16.00 | | | Reyes Zavaleta, Cristhian Yamil | | | 1619 | PER | 0.50 | 1 | 0.29 | 40 | 11.60 | | | Carmona Carrillo, Carlos Rafael A | | | 1656 | ESP | 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) | | | | 9 Open IRT U2400 Club Hermanos Rojas | Lima | PER | 2022-12-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1195 | 1386 | 3.00 | 5 | -0.69 | 40 | -27.60 | |
| | Callupe Matias, Obed Esteban | | | 1068 | PER | 0.00 | 1 | -0.87 | 40 | -34.80 | | | Jimenez Salas, Fabiana | | | 1196 | PER | 1.00 | 1 | 0.25 | 40 | 10.00 | | | Isidro Arredondo, Angelo Gabriel | | | 1302 | PER | 1.00 | 1 | 0.38 | 40 | 15.20 | | | Chesa Horiuchi, Nikolas Gabriel | | | 1095 | PER | 0.00 | 1 | -0.85 | 40 | -34.00 | | | Rojas Salas, Rihanna Irina | | | 1312 | PER | 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) | | |
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