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Individual Calculations February 2023 |
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| Liu, Richard Jingjie Total change: 82.17 | |   |
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| 2023 New Zealand Major Open | Wellington | NZL | 2023-01-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1350 | 1167 | 2.00 | 7 | -0.09 | 33 | -2.97 | |
|  Scott, David | | | 1529 | NZL | 0.00 | 1 | -0.10 | 33 | -3.30 | |  Bolster, Caolan | | | 1484 | NZL | 1.00 | 1 | 0.87 | 33 | 28.71 | | | List, Robert | | | 1576 | NZL | 0.50 | 1 | 0.42 | 33 | 13.86 | | | Nazeer, Afique M | | | 1070 | SRI | 0.00 | 1 | -0.63 | 33 | -20.79 | | | Pakenham, John | | | 1434 | NZL | 0.00 | 1 | -0.18 | 33 | -5.94 | | | Lourenco, Eva | | wc | 1339 | NZL | 0.50 | 1 | 0.23 | 33 | 7.59 | | | Jones, Christopher | | | 1021 | NZL | 0.00 | 1 | -0.70 | 33 | -23.10 | |
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) | | | | 2023 New Zealand Junior and Age Group Championships | Wellington | NZL | 2023-01-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1555 | 1167 | 2.00 | 5 | 1.35 | 33 | 44.55 | |
| | Braganza, Nadia | | wc | 1626 | NZL | 0.00 | 1 | -0.05 | 33 | -1.65 | | | Sun, Wanyao Sarah | | | 1454 | NZL | 1.00 | 1 | 0.84 | 33 | 27.72 | | | Coates, Alex | | | 1393 | NZL | 0.50 | 1 | 0.29 | 33 | 9.57 | | | Kerr, Atlas | | | 1923 | NZL | 0.00 | 1 | 0.00 | 33 | 0.00 | | | Hookings, Jonathon | | | 1377 | NZL | 0.50 | 1 | 0.27 | 33 | 8.91 | |
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) | | | | 2023 Oceania Zonal 3.6 Open | Melbourne | AUS | 2023-01-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1440 | 1167 | 3.00 | 9 | 1.23 | 33 | 40.59 | |
| | Dakic, Dusan | | | 1714 | AUS | 0.00 | 1 | -0.03 | 33 | -0.99 | | | Wang, Justin Zhide | | | 1523 | NZL | 0.00 | 1 | -0.11 | 33 | -3.63 | | | Clark, Peter | | | 1371 | AUS | 0.50 | 1 | 0.26 | 33 | 8.58 | | | Maure, Eric | | | 1339 | AUS | 1.00 | 1 | 0.73 | 33 | 24.09 | | | Lim, Jongmin | | | 1615 | AUS | 0.00 | 1 | -0.06 | 33 | -1.98 | | | Liu, Ryan Chengji | | | 1371 | AUS | 0.50 | 1 | 0.26 | 33 | 8.58 | | | Wolffs, Walter | | | 1386 | AUS | 0.00 | 1 | -0.22 | 33 | -7.26 | | | Rehill, Paul | | | 1248 | AUS | 1.00 | 1 | 0.61 | 33 | 20.13 | | | Halabe, Adam | | | 1397 | AUS | 0.00 | 1 | -0.21 | 33 | -6.93 | |
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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