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Individual Calculations September 2013 |
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| Liu, Andrew Total change: 31.95 | |   |
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| 2013 MetroWest Chess Club Independence Day Swiss | Natick, Massachusetts | USA | 2013-07-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2421 | 2186 | 2.50 | 3 | 1.88 | 15 | 28.20 | |
|  Foygel, Igor | m | | 2465 | USA | 1.00 | 1 | 0.84 | 15 | 12.60 | |  Yedidia, Jonathan | m | | 2381 | USA | 1.00 | 1 | 0.75 | 15 | 11.25 | | | Shmelov, Denys Konstantinovich | | | 2417 | UKR | 0.50 | 1 | 0.29 | 15 | 4.35 | |
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) | | | | 43rd Annual Continental Open | Sturbridge, Massachusetts | USA | 2013-08-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2136 | 2204 | 2.00 | 3 | 0.25 | 15 | 3.75 | |
| | Cortese, Anthony | | | 1967 | USA | 1.00 | 1 | 0.20 | 15 | 3.00 | | | Riordan, Charles | f | | 2297 | USA | 0.50 | 1 | 0.13 | 15 | 1.95 | | | Xu, Grant Y | | | 2144 | USA | 0.50 | 1 | -0.08 | 15 | -1.20 | |
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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