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Individual Calculations January 2012 |
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| Zevallos Ponce, Alejandra Total change: 10.35 | |   |
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| World Youth Chess Championship - U 12 Girls | Caldas Novas/GO | BRA | 2011-11-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1735 | 1689 | 3.00 | 5 | 0.81 | 30 | 24.30 | |
|  Gueci, Tea | | | 1754 | ITA | 0.00 | 1 | -0.41 | 30 | -12.30 | | | Nunonca Soto, Estrella | | | 1509 | PER | 1.00 | 1 | 0.26 | 30 | 7.80 | | | Patino Garcia, Corals | | | 1829 | VEN | 1.00 | 1 | 0.69 | 30 | 20.70 | |  Zhou, Qiyu | | | 1726 | CAN | 0.00 | 1 | -0.45 | 30 | -13.50 | | | Basto, Suely | | | 1857 | BOL | 1.00 | 1 | 0.72 | 30 | 21.60 | |
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 | | I TORNEO I.R.T. "TALENTOS DE AREQUIPA" GRUPO "B" | Arequipa | PER | 2011-12-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1574 | 1689 | 6.00 | 11 | -0.93 | 15 | -13.95 | |
| | Llamoca, David | | | 1426 | PER | 1.00 | 1 | 0.18 | 15 | 2.70 | | | Lovon Manzano, Christian | | | 1452 | PER | 0.50 | 1 | -0.30 | 15 | -4.50 | | | Pumahuanca, Fiorela Vanessa | | | 1289 * | PER | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Miranda, Roberto | | | 1564 | PER | 1.00 | 1 | 0.33 | 15 | 4.95 | | | Alosilla, Mauricio | | | 1679 | PER | 0.00 | 1 | -0.51 | 15 | -7.65 | | | Acosta, Bruno | | | 1291 | PER | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Calizaya, Heber | | | 1426 | PER | 0.00 | 1 | -0.82 | 15 | -12.30 | | | Gonzales Curse, Flavio | | | 1715 | PER | 1.00 | 1 | 0.54 | 15 | 8.10 | | | Calla Huayapa, Miguel | | | 1724 | PER | 0.50 | 1 | 0.05 | 15 | 0.75 | | | Ludena, Santiago | | | 2020 | PER | 0.00 | 1 | -0.12 | 15 | -1.80 | | | Ramos, Arnold | | | 1729 | PER | 0.00 | 1 | -0.44 | 15 | -6.60 | | | * 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) | | |
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