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Blitz:
Individual Calculations August 2015 |
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| Zhou, Qiyu Total change: 3.20 | |   |
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| NAYCC 2015 U18 | Toluca, Estado de Mexico | MEX | 2015-05-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1943 | 1922 | 3.00 | 6 | 0.16 | 20 | 3.20 | |
|  Liu, Joanna | | | 1819 | USA | 1.00 | 1 | 0.36 | 20 | 7.20 | |  Perez Torres, Nabi Isaias | c | | 1760 | MEX | 1.00 | 1 | 0.29 | 20 | 5.80 | | | Heredia Madrigal, Andrei | | | 1876 | MEX | 1.00 | 1 | 0.44 | 20 | 8.80 | | | Cofre Archibold, Nestor | | | 1997 | MEX | 0.00 | 1 | -0.40 | 20 | -8.00 | | | Niemann, Hans M | | | 2130 | USA | 0.00 | 1 | -0.23 | 20 | -4.60 | | | Cano Castaneda, Ricardo Alexis | | | 2074 | MEX | 0.00 | 1 | -0.30 | 20 | -6.00 | |
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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