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Individual Calculations October 2018 |
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| Formanek, Edward Total change: -2.90 | |   |
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| 40th Annual Southern California Open | San Diego, California | USA | 2018-09-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2023 | 2074 | 2.50 | 5 | -0.29 | 10 | -2.90 | |
|  Shlyakhtenko, Robert | | | 2063 | USA | 0.00 | 1 | -0.52 | 10 | -5.20 | |  Lu, Ming | | | 1949 | USA | 0.50 | 1 | -0.17 | 10 | -1.70 | | | Kolay, Alex | | | 2115 | USA | 0.50 | 1 | 0.06 | 10 | 0.60 | | | Chen, Jonathan | | | 1761 | USA | 0.50 | 1 | -0.36 | 10 | -3.60 | | | Davidson, Kevin | | | 2225 | USA | 1.00 | 1 | 0.70 | 10 | 7.00 | |
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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