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Individual Calculations March 2019 |
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| Xian, Junhao Total change: 50.40 | |   |
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| Perth Congress 2019 - Open | Perth | SCO | 2019-02-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2055 | 1970 | 4.50 | 5 | 2.52 | 20 | 50.40 | |
|  Carter, Richard | | | 1829 | SCO | 1.00 | 1 | 0.31 | 20 | 6.20 | |  Roberts, Paul | c | | 2142 | SCO | 0.50 | 1 | 0.23 | 20 | 4.60 | | | Birkett, Richard | | | 2025 | SCO | 1.00 | 1 | 0.58 | 20 | 11.60 | | | Turner, Max N | | | 1996 | ENG | 1.00 | 1 | 0.54 | 20 | 10.80 | | | Olson, Hamish | f | | 2284 | SCO | 1.00 | 1 | 0.86 | 20 | 17.20 | |
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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