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Individual Calculations February 2023 |
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| Lu, Xiahan (luna) Total change: 168.70 | |   |
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| 2023 New Zealand Major Open | Wellington | NZL | 2023-01-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1473 | 1303 | 3.00 | 6 | 1.13 | 35 | 39.55 | |
|  McIntosh, Andrew D | | | 1742 | NZL | 0.00 | 1 | -0.06 | 35 | -2.10 | |  Wang, Carol Huixin | | | 1021 | NZL | 1.00 | 1 | 0.16 | 35 | 5.60 | | | List, Robert | | | 1576 | NZL | 0.50 | 1 | 0.33 | 35 | 11.55 | | | Malcolm, Leo | | | 1656 | NZL | 0.50 | 1 | 0.39 | 35 | 13.65 | | | Scott, David | | | 1529 | NZL | 0.00 | 1 | -0.21 | 35 | -7.35 | | | Sussex, Taylor | | | 1316 | NZL | 1.00 | 1 | 0.52 | 35 | 18.20 | |
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) | | | | 2023 New Zealand Junior and Age Group Championships | Wellington | NZL | 2023-01-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1728 | 1303 | 3.00 | 6 | 2.44 | 35 | 85.40 | |
| | Paxton, Levi | | | 1625 | NZL | 0.50 | 1 | 0.37 | 35 | 12.95 | | | Suggate, Romero | | | 1781 | NZL | 1.00 | 1 | 0.95 | 35 | 33.25 | | | Gilmore, Blake | | | 1569 | NZL | 1.00 | 1 | 0.82 | 35 | 28.70 | | | Mao, Daqi | | | 1901 | NZL | 0.00 | 1 | -0.02 | 35 | -0.70 | | | Van Der Hoorn, Thomas | | | 1898 | NZL | 0.50 | 1 | 0.48 | 35 | 16.80 | | | Barnett-Harris, Lucas | | | 1591 | NZL | 0.00 | 1 | -0.16 | 35 | -5.60 | |
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 |
| 1610 | 1303 | 2.50 | 8 | 1.25 | 35 | 43.75 | |
| | De Vas, Saminda | | | 1779 | AUS | 0.00 | 1 | -0.05 | 35 | -1.75 | | | Pearce, Tim | | | 1616 | AUS | 1.00 | 1 | 0.86 | 35 | 30.10 | | | Crowley, Regan | c | | 1718 | AUS | 0.00 | 1 | -0.07 | 35 | -2.45 | | | Ilic, Goran | | | 1578 | AUS | 0.00 | 1 | -0.17 | 35 | -5.95 | | | Weigall, Jay | | | 1519 | AUS | 0.50 | 1 | 0.28 | 35 | 9.80 | | | Prakash, Satya | | | 1570 | AUS | 0.00 | 1 | -0.18 | 35 | -6.30 | | | Nowak, Ruben | | | 1435 | AUS | 1.00 | 1 | 0.68 | 35 | 23.80 | | | He, Caleb | | | 1663 | NZL | 0.00 | 1 | -0.10 | 35 | -3.50 | |
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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