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Individual Calculations August 2023 |
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| Meng, Harrison Xiang Zhi Total change: 51.20 | |   |
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| ACC Winter Cup 2023 2-6 | Auckland | NZL | 2023-06-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1308 | 1109 | 1.00 | 2 | 0.51 | 40 | 20.40 | |
|  Saunders, Dean F | | | 1319 | NZL | 0.00 | 1 | -0.23 | 40 | -9.20 | | | Thompson, Michael A | | | 1297 | ENG | 1.00 | 1 | 0.74 | 40 | 29.60 | |
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) | | | | 2023 Peter Stuart Memorial Open North Island Championship | Auckland | NZL | 2023-07-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1618 | 1121 | 1.50 | 7 | 1.09 | 40 | 43.60 | |
| | Nagorski, Alex | c | | 1810 | NZL | 0.00 | 1 | -0.01 | 40 | -0.40 | |  Po E-Tofaeono, Grayson | | | 1567 | NZL | 0.00 | 1 | -0.06 | 40 | -2.40 | | | Metge, J. Nigel | | | 1898 | NZL | 0.00 | 1 | 0.00 | 40 | 0.00 | | | Yue, Annie | | | 1514 | NZL | 1.00 | 1 | 0.92 | 40 | 36.80 | | | Malcolm, Aidan | | | 1537 | NZL | 0.50 | 1 | 0.43 | 40 | 17.20 | | | Gan, Emily Cathay | | | 1559 | NZL | 0.00 | 1 | -0.06 | 40 | -2.40 | | | Tao, Junqing Jerome | | | 1441 | NZL | 0.00 | 1 | -0.13 | 40 | -5.20 | |
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) | | | | Auckland Chess Weekend July 2023 | Auckland | NZL | 2023-07-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1411 | 1121 | 0.00 | 2 | -0.32 | 40 | -12.80 | |
| | Xu, Luna Yuexiu | | | 1463 | NZL | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Liu, Richard Jingjie | | | 1359 | NZL | 0.00 | 1 | -0.20 | 40 | -8.00 | |
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) | | |
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