Individual Calculations October 2018 |
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Roper, David Total change: 8.60 | | |
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68th Annual Oregon Open | Portland, Oregon | USA | 2018-09-01 |
Rc | Ro | w | n | change | K | K*chg | Game |
2022 | 2182 | 4.50 | 6 | 0.43 | 20 | 8.60 | |
| Moore, Michael | | | 1882 | USA | 1.00 | 1 | 0.15 | 20 | 3.00 | | Zhang, Eric | | | 2030 | USA | 0.50 | 1 | -0.20 | 20 | -4.00 | | Raptis, Nick | f | | 2333 | USA | 0.50 | 1 | 0.20 | 20 | 4.00 | | Cohen, Lawrence | | | 1821 | USA | 1.00 | 1 | 0.10 | 20 | 2.00 | | Chen, Minda | | wc | 1820 | USA | 1.00 | 1 | 0.10 | 20 | 2.00 | | He, Anthony | f | | 2243 | USA | 0.50 | 1 | 0.08 | 20 | 1.60 | | 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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