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Individual Calculations July 2022 |
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| Maravi Ceron, Ayme Total change: 44.00 | |   |
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| 7 Open IRT U1800 Club Hermanos Rojas | Lima | PER | 2022-06-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1319 | 1159 | 2.00 | 6 | 0.14 | 40 | 5.60 | |
|  Reyes Zavaleta, Cristhian Yamil | | | 1546 | PER | 0.00 | 1 | -0.09 | 40 | -3.60 | |  Reyes Zavaleta, Sergio Gabriel | | | 1087 | PER | 1.00 | 1 | 0.40 | 40 | 16.00 | | | Acuna Alarcon, Claudia Micaela | | | 1380 | PER | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Villafuerte Mamani, Raid Kamil | | | 1227 | PER | 1.00 | 1 | 0.59 | 40 | 23.60 | | | Astoyauri De La Cruz, Fernando Is | | | 1294 | PER | 0.00 | 1 | -0.32 | 40 | -12.80 | | | Herrada, Blanco Maria Fernanda | | | 1378 | PER | 0.00 | 1 | -0.22 | 40 | -8.80 | |
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) | | | | FIDE WORLD SCHOOL CHESS CHAMPIONSHIP 2022 - U13 GIRLS | Panama | PAN | 2022-06-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1530 | 1159 | 2.00 | 6 | 0.96 | 40 | 38.40 | |
| | Castillo Beitia, Ashley Alexandra | | | 1668 | PAN | 0.00 | 1 | -0.04 | 40 | -1.60 | | | Mayorga Araya, Sofia | | | 1768 | CRC | 0.00 | 1 | -0.02 | 40 | -0.80 | | | Calderon Atencio, Heidly Hellen | | | 1313 | PAN | 0.50 | 1 | 0.21 | 40 | 8.40 | | | Girish, Niyathi | | | 1224 | USA | 0.50 | 1 | 0.09 | 40 | 3.60 | | | Vidyarthi, Omya | | wc | 1872 | USA | 0.00 | 1 | -0.01 | 40 | -0.40 | | | Diaz Gonzalez, Ana Sofia | | | 1337 | COL | 1.00 | 1 | 0.73 | 40 | 29.20 | |
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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