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Individual Calculations May 2023 |
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| Rodriguez Zamudio, Zahir Joelson Total change: 60.40 | |   |
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| V Torneo IRT Clasico Sub 2400 "Colegio Santisima Trinidad" | Lima | PER | 2023-03-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1342 | 1079 | 3.00 | 6 | 1.83 | 40 | 73.20 | |
|  Flores Quispe, Fabricio Alexande | | | 1399 | PER | 0.50 | 1 | 0.37 | 40 | 14.80 | |  Paz Neyra, Eduardo Gabriel | | | 1149 | PER | 0.50 | 1 | 0.10 | 40 | 4.00 | | | Martinez Sanchez, Adrian Humberto | | | 1261 | PER | 1.00 | 1 | 0.74 | 40 | 29.60 | | | Barrera Loyola, Efrain Gilmar | | | 1466 | PER | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Salas Gonzales, David Ademar | | | 1321 | PER | 0.50 | 1 | 0.30 | 40 | 12.00 | | | Vizcarra Quispe, Ramalia Bellaluz | | | 1457 | PER | 0.50 | 1 | 0.41 | 40 | 16.40 | |
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) | | | | IRT ABIERTO CLASICO SUB 1400 "CASA DEL AJEDREZ" | Lima | PER | 2023-04-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1133 | 1079 | 1.00 | 3 | -0.32 | 40 | -12.80 | |
| | Levano Loayza, Adriano Jaffet | | | 1351 | PER | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Pinto Vera, Jesus Nabih | | | 1011 | PER | 0.00 | 1 | -0.59 | 40 | -23.60 | | | Blengeri Gutierrez, Giorgio Danie | | | 1036 | PER | 1.00 | 1 | 0.44 | 40 | 17.60 | |
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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