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Individual Calculations April 2019 |
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| Phelps, David Total change: 27.80 | |   |
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| 41st Annual Marchand Open | Rochester, New York | USA | 2019-03-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2227 | 1948 | 2.00 | 3 | 1.39 | 20 | 27.80 | |
|  Arnold, Justin | | | 1985 | USA | 1.00 | 1 | 0.55 | 20 | 11.00 | |  Kudrin, Sergey | g | | 2348 * | USA | 1.00 | 1 | 0.92 | 20 | 18.40 | | | Shabalov, Alexander | g | | 2348 * | USA | 0.00 | 1 | -0.08 | 20 | -1.60 | | | * 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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