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Individual Calculations November 2023 |
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| Liu, William Rui Total change: 36.80 | |   |
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| 74th South Island Chess Championship 2023 | Oamaru | NZL | 2023-09-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1812 | 1768 | 5.00 | 8 | 1.47 | 40 | 58.80 | |
|  Wilson, Dion A | | | 1369 | NZL | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Ha, Timothy Huy Minh | | | 1639 | NZL | 1.00 | 1 | 0.33 | 40 | 13.20 | | | Mayrhuber, Nikola | | wf | 2059 | AUT | 1.00 | 1 | 0.85 | 40 | 34.00 | | | Lukey, Stephen G | f | | 2127 | NZL | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Christie, Richie | | | 1852 | NZL | 0.50 | 1 | 0.12 | 40 | 4.80 | | | Johnson, Quentin J F | | | 1941 | NZL | 0.50 | 1 | 0.23 | 40 | 9.20 | | | Cummings, Nick | | | 1829 | NZL | 0.00 | 1 | -0.42 | 40 | -16.80 | | | Mischke, Andreas | | | 1680 | GER | 1.00 | 1 | 0.38 | 40 | 15.20 | |
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) | | | | Merv Morrison Memorial 2023 | Auckland | NZL | 2023-10-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1593 | 1817 | 4.00 | 6 | -0.55 | 40 | -22.00 | |
| | Hooton, Barry R | | | 1417 * | NZL | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Holdo, Karl | | | 1440 | NZL | 1.00 | 1 | 0.09 | 40 | 3.60 | | | Baker, Ilias Angelo (leo) | | | 1620 | NZL | 0.50 | 1 | -0.25 | 40 | -10.00 | | | Coen, Victor | | | 1584 | NZL | 0.00 | 1 | -0.79 | 40 | -31.60 | | | Chang, Yolanda | | | 1689 | NZL | 1.00 | 1 | 0.33 | 40 | 13.20 | | | Weng, Winston | | | 1807 | NZL | 0.50 | 1 | -0.01 | 40 | -0.40 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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