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Individual Calculations July 2009 |
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| Velasco Arizpe, Alberto Is Total change: -27.75 | |   |
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| LV Campeonato Nacional Abierto de Ajedrez (1ra. Fuerza) | Toluca, Edo. de Mexico | MEX | 2009-04-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2102 | 2053 | 1.50 | 6 | -1.11 | 25 | -27.75 | |
|  Fleitas Marti, Yuleikis | | wm | 2206 | CUB | 0.00 | 1 | -0.30 | 25 | -7.50 | |  Verduga Palencia, Mariana | | | 1823 | MEX | 1.00 | 1 | 0.21 | 25 | 5.25 | | | Lorenzana, Wilson Estuardo | f | | 2215 | GUA | 0.00 | 1 | -0.29 | 25 | -7.25 | | | Hernandez Guerrero, Yadira | | wm | 2205 | MEX | 0.00 | 1 | -0.30 | 25 | -7.50 | | | Culbeaux Tello, Oscar Abra | f | | 2232 | MEX | 0.00 | 1 | -0.27 | 25 | -6.75 | | | Cruz Ahumada, Samuel | | | 1932 | MEX | 0.50 | 1 | -0.16 | 25 | -4.00 | |
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) | | |
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