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Individual Calculations February 2020 |
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| Quirke, Jeffrey L Total change: -1.60 | |   |
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| 52nd Annual Liberty Bell Open | Philadelphia, Pennsylvania | USA | 2020-01-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2099 | 2105 | 3.50 | 7 | -0.08 | 20 | -1.60 | |
|  Shabalov, Alexander | g | | 2505 * | USA | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Chen, Derek | | | 1858 | USA | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Cremisi, Daniel Josef | | | 2172 | USA | 0.50 | 1 | 0.09 | 20 | 1.80 | | | Zhao, Boyang | | | 1834 | USA | 0.50 | 1 | -0.33 | 20 | -6.60 | | | Hu, Alexander C | | | 1768 | USA | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Sarkar, Justin J | m | | 2385 | USA | 0.50 | 1 | 0.34 | 20 | 6.80 | | | Slade, Theodore Luke | | | 2168 | ENG | 0.00 | 1 | -0.41 | 20 | -8.20 | | | * 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) | | |
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