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Individual Calculations July 2023 |
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| Hu, Yifei Total change: -92.40 | |   |
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| 2023 NSW Championship Rounds 1-5 | Sydney | AUS | 2023-05-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2065 | 1974 | 1.00 | 4 | -0.55 | 40 | -22.00 | |
|  Bayaca, Sterling | f | | 2106 | AUS | 0.00 | 1 | -0.32 | 40 | -12.80 | | | Melamed, Daniel | | | 1945 | AUS | 0.00 | 1 | -0.54 | 40 | -21.60 | |  McGowan, Cameron | f | | 2253 | AUS | 0.00 | 1 | -0.16 | 40 | -6.40 | | | Bukreyev, Andriy | c | | 1956 | AUS | 1.00 | 1 | 0.47 | 40 | 18.80 | |
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) | | | | 2023 NSW Open | Sydney | AUS | 2023-06-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1687 | 2001 | 2.50 | 5 | -1.76 | 40 | -70.40 | |
| | Christensen, Joshua | | | 1695 | AUS | 1.00 | 1 | 0.14 | 40 | 5.60 | | | Yu, Zachary | | | 1863 | NZL | 0.00 | 1 | -0.69 | 40 | -27.60 | | | Zhang, Richard | | | 1601 * | AUS | 0.50 | 1 | -0.42 | 40 | -16.80 | | | Jurac, Anthony | | | 1565 | AUS | 1.00 | 1 | 0.06 | 40 | 2.40 | | | Zhu, Harvey | | | 1710 | AUS | 0.00 | 1 | -0.85 | 40 | -34.00 | | | * 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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