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Individual Calculations March 2013 |
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| Vela, Amrafel Total change: 39.00 | |   |
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| IV IRT Colegio de Ingenieros del Peru Consejo Nacional | Lima | PER | 2012-08-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1855 | 1740 | 2.50 | 5 | 0.74 | 30 | 22.20 | |
|  Rojas, Steven | | | 1529 | PER | 1.00 | 1 | 0.23 | 30 | 6.90 | |  Angeles Mercado, Anthony R | | | 1959 | PER | 0.50 | 1 | 0.28 | 30 | 8.40 | | | Pucho, Rafael | | | 1952 | PER | 1.00 | 1 | 0.77 | 30 | 23.10 | | | Navarro, Edmundo | | | 1959 | PER | 0.00 | 1 | -0.22 | 30 | -6.60 | | | Perogio, Lorenzo | | | 1876 | ITA | 0.00 | 1 | -0.32 | 30 | -9.60 | |
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) | | | NOTE: K factor changed | | IRT Santisimo Nombre de Jesus 2013 - I | Lima | PER | 2013-01-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1569 | 1654 | 4.50 | 5 | 1.46 | 15 | 21.90 | |
| | Romero, Maria Jose | | | 1385 | PER | 1.00 | 1 | 0.17 | 15 | 2.55 | | | Yaya, Max | | | 1491 | PER | 1.00 | 1 | 0.28 | 15 | 4.20 | | | Fernandez, Roberto (per) | | | 1501 | PER | 1.00 | 1 | 0.30 | 15 | 4.50 | | | Rodriguez Sagueo, Daniel | | | 1669 | PER | 1.00 | 1 | 0.52 | 15 | 7.80 | | | Ayala Malabrigo, Ricardo | | | 1797 | PER | 0.50 | 1 | 0.19 | 15 | 2.85 | |
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) | | | NOTE: K factor changed | | 3er IRT " Roberto Morales Morales " In Memoriam | Lima | PER | 2013-02-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1928 | 1654 | 0.00 | 2 | -0.34 | 15 | -5.10 | |
| | Puppi Lazo, Jorge Luis | | | 1951 | PER | 0.00 | 1 | -0.15 | 15 | -2.25 | | | Bustamante, Godofredo | | | 1904 | PER | 0.00 | 1 | -0.19 | 15 | -2.85 | |
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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