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Individual Calculations December 2017 |
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| Wojciechowski, Piotr Total change: -49.40 | |   |
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| 53rd Annual American Open | Costa Mesa, California | USA | 2017-11-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2078 | 2284 | 2.00 | 6 | -2.47 | 20 | -49.40 | |
|  Ge, Anthony | | | 2043 | USA | 0.00 | 1 | -0.80 | 20 | -16.00 | |  Pinisetti, Prateek | | | 2084 | USA | 0.00 | 1 | -0.76 | 20 | -15.20 | | | Shlyakhtenko, Robert | | | 2005 | USA | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Matikozian, Andranik | m | | 2417 | ARM | 0.00 | 1 | -0.32 | 20 | -6.40 | | | Shen, Shiyan | | | 1967 | CHN | 0.00 | 1 | -0.87 | 20 | -17.40 | | | Miller, Steven Pau | | | 1953 | USA | 1.00 | 1 | 0.12 | 20 | 2.40 | |
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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