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Individual Calculations February 2020 |
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| Lehman, Clarence E Total change: 1.80 | |   |
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| Burger Memorial Championship 2020 - Open Section | San Francisco, California | USA | 2020-01-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1883 | 1725 | 1.00 | 3 | 0.09 | 20 | 1.80 | |
|  Yan, Ruiyang | | wc | 1967 | USA | 0.00 | 1 | -0.20 | 20 | -4.00 | |  Nathan, Krishna | | | 1949 | USA | 0.00 | 1 | -0.22 | 20 | -4.40 | | | Hakobyan, Sos | | | 1734 | USA | 1.00 | 1 | 0.51 | 20 | 10.20 | |
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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