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Individual Calculations June 2015 |
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| Xiong, Chris Total change: 50.00 | |   |
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| 2015 Bay Area Chess GM Jesse Kraai Championship | Milpitas, California | USA | 2015-04-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1729 | 1669 | 1.00 | 2 | 0.16 | 40 | 6.40 | |
|  Muller Ii, Raymond W | | | 1642 | USA | 0.00 | 1 | -0.54 | 40 | -21.60 | |  Ho, Michael S | | | 1815 | USA | 1.00 | 1 | 0.70 | 40 | 28.00 | |
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) | | | | 40th CalChess State Scholastics Championship 2015 | Santa Clara, California | USA | 2015-05-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2069 | 1669 | 0.00 | 1 | -0.08 | 40 | -3.20 | |
| | Klotz-Burwell, Hunter | | | 2069 * | USA | 0.00 | 1 | -0.08 | 40 | -3.20 | | | * 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) | | | | 2015 Best of the West Class Championship | Santa Clara, California | USA | 2015-05-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2017 | 1669 | 1.50 | 3 | 1.17 | 40 | 46.80 | |
| | Virtanen, Teemu | | | 2046 | FIN | 0.50 | 1 | 0.41 | 40 | 16.40 | | | Wang, Yuan | | | 1962 | USA | 1.00 | 1 | 0.85 | 40 | 34.00 | | | Wang, Michael | | | 2044 | USA | 0.00 | 1 | -0.09 | 40 | -3.60 | |
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) | | |
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