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Rapid:
Individual Calculations May 2021 |
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| Yu, Weiyang Total change: -9.20 | |   |
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| 2021 Bob Wade Memorial B | Auckland | NZL | 2021-04-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1392 | 1254 | 1.00 | 4 | -0.36 | 20 | -7.20 | |
|  McDougall, Euan | | | 1619 | NZL | 0.00 | 1 | -0.10 | 20 | -2.00 | |  Rehansi, D P Sayuni Vonara | | | 1024 | NZL | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Guan, Ar John | | | 1433 | NZL | 0.00 | 1 | -0.27 | 20 | -5.40 | | | Booth, Anthony J | | | 1490 | NZL | 0.00 | 1 | -0.20 | 20 | -4.00 | |
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) | | | | 2021 ACC Autumn Rapid | Auckland | NZL | 2021-04-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1438 | 1254 | 0.00 | 3 | -0.86 | 20 | -17.20 | |
| | Tang, Hao | | | 1647 | NZL | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Wang, Ying | | | 1348 | NZL | 0.00 | 1 | -0.37 | 20 | -7.40 | | | Liu, William Rui | | | 1320 | NZL | 0.00 | 1 | -0.41 | 20 | -8.20 | |
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) | | | | 2021 Summit Junior Rapid Apr | Auckland | NZL | 2021-04-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1292 | 1254 | 3.00 | 5 | 0.76 | 20 | 15.20 | |
| | Zhang, Haoran (william) | | | 1209 | NZL | 1.00 | 1 | 0.44 | 20 | 8.80 | | | Barnett-Harris, Lucas | | | 1357 | NZL | 0.00 | 1 | -0.36 | 20 | -7.20 | | | Chen, Anderson | | | 1304 | NZL | 0.50 | 1 | 0.07 | 20 | 1.40 | | | Bhatt, Daksh | | | 1392 | NZL | 1.00 | 1 | 0.69 | 20 | 13.80 | | | Yue, Annie | | | 1199 | NZL | 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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