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Individual Calculations July 2015 |
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| Tello Chavez, Isaac Valent Total change: -12.80 | |   |
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| North American Youth Chess Festival 2015 U16 Open | Toluca, Estado de Mexico | MEX | 2015-05-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1922 | 2022 | 4.00 | 7 | -0.32 | 40 | -12.80 | |
|  Campero Villalobos, Diego | | | 1794 | MEX | 1.00 | 1 | 0.21 | 40 | 8.40 | |  Lima Martinez, Alejandro | | | 1916 | MEX | 0.50 | 1 | -0.14 | 40 | -5.60 | | | Molina Mendoza, Omar | c | | 1954 | MEX | 0.50 | 1 | -0.09 | 40 | -3.60 | | | Castellanos Hernandez, Emi | | | 1803 | MEX | 0.50 | 1 | -0.28 | 40 | -11.20 | | | Niemann, Hans M | | | 2166 | USA | 0.50 | 1 | 0.19 | 40 | 7.60 | | | Zhu, Hong Rui | | | 2163 | CAN | 0.00 | 1 | -0.31 | 40 | -12.40 | | | De Dios Suarez, Jorge Emiliano | | | 1659 | MEX | 1.00 | 1 | 0.10 | 40 | 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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