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Blitz:
Individual Calculations October 2021 |
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| Acuna Alarcon, Claudia Micaela Total change: -12.80 | |   |
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| XXXVII Open IRT Blitz Club Hermanos Rojas | Lima | PER | 2021-08-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1607 | 1296 | 2.00 | 5 | 0.52 | 20 | 10.40 | |
|  Rojas Salas, Steven | f | | 2031 | PER | 0.00 | 1 | -0.01 | 20 | -0.20 | | | Rondon Chacon, Rene Ibrahim | | | 2031 | VEN | 0.00 | 1 | -0.01 | 20 | -0.20 | |  Garcia Andrada, Heidy Nicole | | wf | 1650 | PER | 0.00 | 1 | -0.11 | 20 | -2.20 | | | Garay Ramirez, Estefano Javier | | | 1220 | PER | 1.00 | 1 | 0.40 | 20 | 8.00 | | | Maravi Ceron, Ayme | | | 1101 | PER | 1.00 | 1 | 0.25 | 20 | 5.00 | |
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) | | | | 38 Open IRT Blitz Club Hermanos Rojas | Lima | PER | 2021-09-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1557 | 1298 | 2.00 | 6 | -0.14 | 20 | -2.80 | |
| | Moscol Minano, Carlos Andres | | | 993 | PER | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Medrano Laura, Raul Zocimo | | | 1908 | PER | 0.00 | 1 | -0.02 | 20 | -0.40 | | | Rojas Salas, Steven | f | | 2033 | PER | 0.00 | 1 | -0.01 | 20 | -0.20 | | | Reyes Zavaleta, Cristhian Yamil | | | 1386 | PER | 0.00 | 1 | -0.38 | 20 | -7.60 | | | Rojas Salas, Rihanna Irina | | | 987 | PER | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Flores Quillas, Diego Saul Rodri | f | | 2033 | PER | 0.00 | 1 | -0.01 | 20 | -0.20 | |
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) | | | | 39 Open IRT Blitz Club Hermanos Rojas | Lima | PER | 2021-09-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1499 | 1298 | 2.00 | 6 | -0.20 | 20 | -4.00 | |
| | Garcia Andrada, Heidy Nicole | | wf | 1700 | PER | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Guzman Vera, Xiomara Anahi | | | 949 | PER | 1.00 | 1 | 0.11 | 20 | 2.20 | | | Garay Ramirez, Estefano Javier | | | 1201 | PER | 1.00 | 1 | 0.37 | 20 | 7.40 | | | Vasquez Vargas, Henry Richard | | | 1860 | PER | 0.00 | 1 | -0.02 | 20 | -0.40 | | | Parra Gonzales, Andre Leonardo | | | 1249 | PER | 0.00 | 1 | -0.57 | 20 | -11.40 | | | Rojas Salas, Steven | f | | 2033 | PER | 0.00 | 1 | -0.01 | 20 | -0.20 | |
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) | | | | 40 Open IRT Blitz Club Hermanos Rojas | Lima | PER | 2021-09-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1505 | 1298 | 1.00 | 5 | -0.82 | 20 | -16.40 | |
| | Vasquez Vargas, Henry Richard | | | 1860 | PER | 0.00 | 1 | -0.02 | 20 | -0.40 | | | Reyes Zavaleta, Diego Alexander | | | 1517 | PER | 0.00 | 1 | -0.22 | 20 | -4.40 | | | Guzman Vera, Xiomara Anahi | | | 949 | PER | 0.00 | 1 | -0.89 | 20 | -17.80 | | | Ramirez Espino, Gian Sandro | | | 1164 | PER | 1.00 | 1 | 0.32 | 20 | 6.40 | | | Rojas Salas, Steven | f | | 2033 | PER | 0.00 | 1 | -0.01 | 20 | -0.20 | |
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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