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Individual Calculations September 2015 |
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| Villalba Velazquez, Ander Ivan Total change: 3.20 | |   |
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| I Campeonato Nacional Abierto de Verano Primera | Oaxtepec, Morelos | MEX | 2015-08-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2040 | 2182 | 3.50 | 5 | 0.16 | 20 | 3.20 | |
|  Vargas Segura, Ivan Albert | | | 1800 | MEX | 1.00 | 1 | 0.09 | 20 | 1.80 | |  Lopez Rueda, Juan Pablo | c | | 2011 | MEX | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Martin Del Campo C., Roberto | m | | 2347 | MEX | 0.00 | 1 | -0.28 | 20 | -5.60 | | | Araujo Lazaro, Juan Jose | | | 2082 | MEX | 0.50 | 1 | -0.14 | 20 | -2.80 | | | Rosas Reyes, Raul | | | 1961 | MEX | 1.00 | 1 | 0.22 | 20 | 4.40 | |
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) | | |
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