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Rapid:
Individual Calculations April 2021 |
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| Zhang, Haoran (william) Total change: -38.60 | |   |
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| Bay of Plenty Rapid B 2021 | Tauranga | NZL | 2021-02-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1402 | 1253 | 1.00 | 4 | -0.28 | 20 | -5.60 | |
|  Membrere, Briene | | | 1550 | NZL | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Hooton, Barry R | | | 1447 | NZL | 0.00 | 1 | -0.25 | 20 | -5.00 | |  Leask, Jamal | | | 1130 | NZL | 1.00 | 1 | 0.33 | 20 | 6.60 | | | Burrows, Grant L | | | 1482 | NZL | 0.00 | 1 | -0.21 | 20 | -4.20 | |
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 Mar | Auckland | NZL | 2021-03-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1229 | 1248 | 1.00 | 5 | -1.65 | 20 | -33.00 | |
| | Kichavadi, Tejasvi | | | 1427 | NZL | 0.00 | 1 | -0.27 | 20 | -5.40 | | | Oshri, Eden | | | 1162 | NZL | 0.00 | 1 | -0.62 | 20 | -12.40 | | | Yue, Annie | | | 1190 | NZL | 0.00 | 1 | -0.58 | 20 | -11.60 | | | Liu, Lanjun | | | 1177 | NZL | 1.00 | 1 | 0.40 | 20 | 8.00 | | | Wang, Chris | | | 1187 | NZL | 0.00 | 1 | -0.58 | 20 | -11.60 | |
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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