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Individual Calculations June 2021 |
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| Zhang, Yaoyuan Total change: -18.80 | |   |
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| 2021 North Shore Autumn B Grade | Auckland | NZL | 2021-04-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1383 | 1369 | 0.50 | 2 | -0.47 | 40 | -18.80 | |
|  Li, Allen | | | 1552 | NZL | 0.00 | 1 | -0.26 | 40 | -10.40 | |  Gan, Emily | | | 1214 | NZL | 0.50 | 1 | -0.21 | 40 | -8.40 | |
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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