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Individual Calculations November 2023 |
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| Liu, Richard Jingjie Total change: 24.40 | |   |
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| 74th South Island Chess Championship 2023 | Oamaru | NZL | 2023-09-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1615 | 1371 | 2.50 | 7 | 0.63 | 40 | 25.20 | |
|  Kerr, Atlas | | | 1676 | NZL | 0.00 | 1 | -0.14 | 40 | -5.60 | |  Anikonov, Artem | | | 1354 | FID | 1.00 | 1 | 0.48 | 40 | 19.20 | | | Mischke, Andreas | | | 1680 | GER | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Wilson, Dion A | | | 1369 | NZL | 1.00 | 1 | 0.50 | 40 | 20.00 | | | Mayrhuber, Nikola | | wf | 2059 | AUT | 0.00 | 1 | -0.01 | 40 | -0.40 | | | Fairley, Natasha | | wf | 1779 | NZL | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Tao, Junqing Jerome | | | 1387 | NZL | 0.50 | 1 | 0.02 | 40 | 0.80 | |
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 Club Championships 2023 7-9 | Auckland | NZL | 2023-10-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1571 | 1375 | 0.00 | 1 | -0.25 | 40 | -10.00 | |
| | Gan, Emily Cathay | | | 1571 | NZL | 0.00 | 1 | -0.25 | 40 | -10.00 | |
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) | | | | Merv Morrison Memorial 2023 | Auckland | NZL | 2023-10-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1326 | 1375 | 2.50 | 4 | 0.23 | 40 | 9.20 | |
| | Lino Serron, Nahuel | | | 1317 | NZL | 0.50 | 1 | -0.08 | 40 | -3.20 | | | Koptev, Ivan | | | 1183 | NZL | 1.00 | 1 | 0.25 | 40 | 10.00 | | | Yuan, Paul | | | 1205 | NZL | 1.00 | 1 | 0.28 | 40 | 11.20 | | | De Guzman, Jessie | | | 1598 | NZL | 0.00 | 1 | -0.22 | 40 | -8.80 | |
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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