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Individual Calculations July 2023 |
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| Wells, Clinton A Total change: -23.80 | |   |
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| 45th Trusts Chess Open B | Auckland | NZL | 2023-06-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1468 | 1649 | 1.50 | 4 | -1.41 | 20 | -28.20 | |
|  De Guzman, Jessie | | | 1575 | NZL | 0.50 | 1 | -0.10 | 20 | -2.00 | |  Steele, Hayden | | | 1435 | NZL | 0.00 | 1 | -0.77 | 20 | -15.40 | | | Powlesland, Brogan | | | 1365 | NZL | 0.50 | 1 | -0.34 | 20 | -6.80 | | | McLeod, Hugh | | | 1496 | NZL | 0.50 | 1 | -0.20 | 20 | -4.00 | |
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) | | | | ACC Winter Cup 2023 1 | Auckland | NZL | 2023-06-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1427 | 1649 | 1.00 | 1 | 0.22 | 20 | 4.40 | |
| | Jones, Stephen K | | | 1427 | NZL | 1.00 | 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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