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Individual Calculations June 2015 |
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| Manvelyan, Hayk Total change: -17.80 | |   |
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| 2015 Best of the West Class Championship | Santa Clara, California | USA | 2015-05-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1983 | 2228 | 1.50 | 3 | -0.89 | 20 | -17.80 | |
|  Wang, Yuan | | | 1962 | USA | 1.00 | 1 | 0.18 | 20 | 3.60 | |  Jirasek, Ladia | | | 2070 | USA | 0.00 | 1 | -0.71 | 20 | -14.20 | | | Biyiasas, Theodore | | | 1916 | USA | 0.50 | 1 | -0.36 | 20 | -7.20 | |
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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