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Individual Calculations July 2023 |
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| Joel, Chris Total change: -43.20 | |   |
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| 45th Trusts Chess Open B | Auckland | NZL | 2023-06-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1444 | 1528 | 2.00 | 5 | -1.08 | 40 | -43.20 | |
|  Jiang, Patrick Di | | | 1440 | NZL | 1.00 | 1 | 0.38 | 40 | 15.20 | | | Zhang, Charles | | | 1469 | NZL | 0.00 | 1 | -0.58 | 40 | -23.20 | |  Ray, Charlotte | | | 1418 | NZL | 1.00 | 1 | 0.35 | 40 | 14.00 | | | Steele, Hayden | | | 1435 | NZL | 0.00 | 1 | -0.63 | 40 | -25.20 | | | Yue, Annie | | | 1458 | NZL | 0.00 | 1 | -0.60 | 40 | -24.00 | |
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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