Individual Calculations July 2019 |
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Roper, David Total change: -20.60 | | |
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2019 National Open - U2300 | Las Vegas, Nevada | USA | 2019-06-13 |
Rc | Ro | w | n | change | K | K*chg | Game |
1889 | 2191 | 1.50 | 3 | -1.03 | 20 | -20.60 | |
| Walsh, Peter | | | 2020 | USA | 0.50 | 1 | -0.23 | 20 | -4.60 | | Mei, Austin R | | | 1856 | USA | 0.50 | 1 | -0.38 | 20 | -7.60 | | Mohammadi, Sina | | | 1791 * | USA | 0.50 | 1 | -0.42 | 20 | -8.40 | | * 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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