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Individual Calculations July 2023 |
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| Xu, Luna Yuexiu Total change: -137.90 | |   |
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| 45th Trusts Chess Open B | Auckland | NZL | 2023-06-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1394 | 1601 | 1.50 | 6 | -3.07 | 35 | -107.45 | |
|  Liu, Richard Jingjie | | | 1354 | NZL | 0.00 | 1 | -0.81 | 35 | -28.35 | |  Chen, Anderson | | | 1376 | NZL | 0.00 | 1 | -0.78 | 35 | -27.30 | | | Hooton, Barry R | | | 1363 | NZL | 1.00 | 1 | 0.20 | 35 | 7.00 | | | Tao, Junqing Jerome | | | 1489 | NZL | 0.50 | 1 | -0.15 | 35 | -5.25 | | | Jiang, Patrick Di | | | 1440 | NZL | 0.00 | 1 | -0.71 | 35 | -24.85 | | | Uta`i, Satu`u`u Tupu (roy) | | | 1339 | NZL | 0.00 | 1 | -0.82 | 35 | -28.70 | |
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 NSW Open | Sydney | AUS | 2023-06-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1687 | 1601 | 2.00 | 7 | -1.10 | 35 | -38.50 | |
| | Yang, Gordon | | | 1859 | AUS | 0.00 | 1 | -0.18 | 35 | -6.30 | | | Rambukwella, Ashley | | | 1666 | AUS | 0.50 | 1 | 0.09 | 35 | 3.15 | | | He, Andrew | | | 1482 | AUS | 0.50 | 1 | -0.16 | 35 | -5.60 | | | McGowan, Cameron | f | | 2253 | AUS | 0.00 | 1 | -0.01 | 35 | -0.35 | | | Verma, Rudra | | | 1504 | AUS | 0.00 | 1 | -0.63 | 35 | -22.05 | | | Peramunetilleke, Savin | | | 1589 | AUS | 0.50 | 1 | -0.02 | 35 | -0.70 | | | Maltman, Matthew | | | 1459 | AUS | 0.50 | 1 | -0.19 | 35 | -6.65 | |
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 Winter Cup 2023 1 | Auckland | NZL | 2023-06-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1367 | 1601 | 1.00 | 1 | 0.21 | 35 | 7.35 | |
| | Manogaran, Venkat | | | 1367 | NZL | 1.00 | 1 | 0.21 | 35 | 7.35 | |
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 NSCC Championship B 1 | Auckland | NZL | 2023-06-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1197 | 1601 | 1.00 | 1 | 0.08 | 35 | 2.80 | |
| | Yuan, Paul | | | 1197 | NZL | 1.00 | 1 | 0.08 | 35 | 2.80 | |
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) | | | | Auckland Chess Weekend June 2023 | Auckland | NZL | 2023-06-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1425 | 1601 | 3.50 | 5 | -0.06 | 35 | -2.10 | |
| | Koptev, Ivan | | | 1221 | NZL | 1.00 | 1 | 0.09 | 35 | 3.15 | | | Jiang, Patrick Di | | | 1440 | NZL | 0.50 | 1 | -0.21 | 35 | -7.35 | | | Ha, Timothy Huy Minh | | | 1623 | NZL | 0.50 | 1 | 0.03 | 35 | 1.05 | | | Baker, Ilias Angelo (leo) | | | 1477 | NZL | 0.50 | 1 | -0.17 | 35 | -5.95 | | | Powlesland, Brogan | | | 1365 | NZL | 1.00 | 1 | 0.20 | 35 | 7.00 | |
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) | | |
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