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Rapid:
Individual Calculations May 2021 |
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| Liu, William Rui Total change: 36.40 | |   |
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| 2021 Bob Wade Memorial B | Auckland | NZL | 2021-04-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1510 | 1320 | 1.00 | 3 | 0.22 | 20 | 4.40 | |
|  McDougall, Wayne | | | 1504 | NZL | 0.00 | 1 | -0.26 | 20 | -5.20 | | | Ashworth, Edward | | | 1586 | NZL | 0.00 | 1 | -0.18 | 20 | -3.60 | | | Lin, Stanley | | | 1441 | NZL | 1.00 | 1 | 0.66 | 20 | 13.20 | |
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 ACC Autumn Rapid | Auckland | NZL | 2021-04-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1476 | 1320 | 2.00 | 5 | -0.11 | 20 | -2.20 | |
| | Huang, Alex | c | | 2042 | NZL | 0.00 | 1 | -0.01 | 20 | -0.20 | |  Steiner, Michael | | | 1102 | NZL | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Wells, Clinton A. | | | 1797 | NZL | 0.00 | 1 | -0.05 | 20 | -1.00 | | | Shenoy, Pranav | | | 1185 | NZL | 0.00 | 1 | -0.68 | 20 | -13.60 | | | Yu, Weiyang | | | 1254 | NZL | 1.00 | 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 |
| 1349 | 1320 | 4.50 | 6 | 1.71 | 20 | 34.20 | |
| | Bhatt, Mantra | | | 1100 | NZL | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Mao, Daqi | | | 1616 | NZL | 1.00 | 1 | 0.85 | 20 | 17.00 | | | Zhao, Jay Zi Xuan | | | 1391 | NZL | 1.00 | 1 | 0.60 | 20 | 12.00 | | | Wang, Justin Zhide | | | 1330 | NZL | 1.00 | 1 | 0.51 | 20 | 10.20 | | | Xu, Nicholas | | | 1353 | NZL | 0.50 | 1 | 0.05 | 20 | 1.00 | | | Po`e-Tofaeono, Hunter | | | 1306 | NZL | 0.00 | 1 | -0.52 | 20 | -10.40 | |
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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