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Individual Calculations July 2023 |
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| McDonald, Duncan Total change: 23.80 | |   |
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| 45th Trusts Chess Open A | Auckland | NZL | 2023-06-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1766 | 1608 | 3.00 | 6 | 1.19 | 20 | 23.80 | |
|  Park-Tamati, Philli | | | 1870 | NZL | 0.00 | 1 | -0.18 | 20 | -3.60 | | | Thurner, Anya | | | 1640 | NZL | 0.50 | 1 | 0.04 | 20 | 0.80 | |  Yu, Zachary | | | 1863 | NZL | 0.00 | 1 | -0.19 | 20 | -3.80 | | | Wang, Justin Zhide | | | 1676 | NZL | 1.00 | 1 | 0.59 | 20 | 11.80 | | | Mistry, Prashant | | | 1769 | NZL | 1.00 | 1 | 0.71 | 20 | 14.20 | | | Van Der Hoorn, Thomas | | | 1777 | NZL | 0.50 | 1 | 0.22 | 20 | 4.40 | |
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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