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Individual Calculations April 2019 |
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| Opaska, Michael Total change: 29.20 | |   |
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| 41st Annual Marchand Open | Rochester, New York | USA | 2019-03-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2060 | 1917 | 3.00 | 5 | 1.46 | 20 | 29.20 | |
|  He, Daniel | | | 2127 | USA | 0.50 | 1 | 0.27 | 20 | 5.40 | |  Levina, Anna | | wf | 2034 | USA | 1.00 | 1 | 0.66 | 20 | 13.20 | | | Chen, Jacob | | | 2048 | USA | 0.50 | 1 | 0.18 | 20 | 3.60 | | | Luo, Ryan | | | 2036 | USA | 0.00 | 1 | -0.34 | 20 | -6.80 | | | Roulhac, Kevin | | | 2057 | USA | 1.00 | 1 | 0.69 | 20 | 13.80 | |
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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