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Individual Calculations November 2023 |
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| Pumachaico Valdiviezo, Piero Alon Total change: 30.80 | |   |
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| II IRT Clasico - Sub 2400 Jose Idrogo Hidalgo "El Arbitro de Trujillo" | Trujillo | PER | 2023-09-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1809 | 1427 | 1.00 | 4 | -0.11 | 40 | -4.40 | |
|  Vasquez Vargas, Henry Richard | f | | 2124 | PER | 0.00 | 1 | -0.01 | 40 | -0.40 | | | Leiva, Gianmarco | m | | 2393 | PER | 0.00 | 1 | 0.00 | 40 | 0.00 | |  Pizan Rodriguez, Emelin Solans | | | 1027 * | PER | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Sanchez Negreiros, Jose Alberto | | | 1693 | PER | 0.00 | 1 | -0.18 | 40 | -7.20 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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) | | | | I IRT CLASICO DE AJEDREZ SUB 1800 "PABLO LLERENA BURGOS" | Chilete | PER | 2023-10-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1383 | 1427 | 3.50 | 4 | 1.26 | 40 | 50.40 | |
| | Salazar Rodriguez, Luis | | | 1158 | PER | 0.50 | 1 | -0.33 | 40 | -13.20 | | | Rubio Aguilar, Alexander Leonel | | | 1342 | PER | 1.00 | 1 | 0.38 | 40 | 15.20 | | | Anticona Bocanegra, Fabrizio Aaro | | | 1354 | PER | 1.00 | 1 | 0.40 | 40 | 16.00 | | | Villanueva Arroyo, Segundo | | | 1678 | PER | 1.00 | 1 | 0.81 | 40 | 32.40 | |
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) | | | | XII Campeonato Panamericano Escolar de Ajedrez - Sub 11 Absoluto | Lima | PER | 2023-10-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1247 | 1427 | 6.00 | 9 | -0.38 | 40 | -15.20 | |
| | Rodriguez Ibanez, Alejandro | | | 1043 | PER | 1.00 | 1 | 0.09 | 40 | 3.60 | | | Ruiz Espinola, Osvaldo German | | | 1128 | PAR | 1.00 | 1 | 0.15 | 40 | 6.00 | | | Navarro Costa, Alejandro Mauricio | | | 1269 | PER | 1.00 | 1 | 0.29 | 40 | 11.60 | | | Ruiz Bolanos, Eithan | | | 1582 | MEX | 0.00 | 1 | -0.29 | 40 | -11.60 | | | Paredes Minaya, Crhistian Jesus | | | 1250 | PER | 0.00 | 1 | -0.73 | 40 | -29.20 | | | Arrue Rengifo, Amos Aaron | | | 1077 | PER | 1.00 | 1 | 0.11 | 40 | 4.40 | | | Ortega Rueda, Nicolas | | | 1198 | COL | 1.00 | 1 | 0.21 | 40 | 8.40 | | | Gao, Heye | | | 1508 | CAN | 0.00 | 1 | -0.39 | 40 | -15.60 | | | Angeles Castillo, Bastian Missael | | | 1169 | PER | 1.00 | 1 | 0.18 | 40 | 7.20 | |
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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