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Individual Calculations November 2023 |
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| Zhang, Kendrick Botong Total change: 48.00 | |   |
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| 74th South Island Chess Championship 2023 | Oamaru | NZL | 2023-09-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1786 | 1838 | 6.00 | 8 | 1.63 | 40 | 65.20 | |
|  Bell, Daniel | | | 1438 * | NZL | 0.50 | 1 | -0.42 | 40 | -16.80 | |  Van Der Krogt, Adrian | | | 1439 | NZL | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Ong, Rommel | | | 1801 | PHI | 1.00 | 1 | 0.45 | 40 | 18.00 | | | Cummings, Nick | | | 1829 | NZL | 0.50 | 1 | -0.01 | 40 | -0.40 | | | Wang, Justin Zhide | | | 1677 | NZL | 1.00 | 1 | 0.29 | 40 | 11.60 | | | Lukey, Stephen G | f | | 2127 | NZL | 1.00 | 1 | 0.84 | 40 | 33.60 | | | Johnson, Quentin J F | | | 1941 | NZL | 0.50 | 1 | 0.14 | 40 | 5.60 | | | McNabb, Matthew D | | | 2039 | NZL | 0.50 | 1 | 0.26 | 40 | 10.40 | | | * 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) | | | | Merv Morrison Memorial 2023 | Auckland | NZL | 2023-10-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1616 | 1828 | 4.00 | 6 | -0.43 | 40 | -17.20 | |
| | Ng, Lok Jim (lauren) | | | 1428 * | NZL | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Chen, Anderson | | | 1444 | NZL | 1.00 | 1 | 0.09 | 40 | 3.60 | | | Ha, Timothy Huy Minh | | | 1639 | NZL | 1.00 | 1 | 0.25 | 40 | 10.00 | | | Ang, Alphaeus Wei Ern | f | | 2289 | NZL | 0.00 | 1 | -0.05 | 40 | -2.00 | | | Wilson, Dion | | | 1369 | NZL | 0.00 | 1 | -0.95 | 40 | -38.00 | | | Yu, Weiyang | | | 1528 | NZL | 1.00 | 1 | 0.15 | 40 | 6.00 | | | * 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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