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Individual Calculations August 2023 |
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| Han, Lucas Total change: 9.20 | |   |
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| 2023 Queensland Junior Chess Championships Under 14-18 | Brisbane | AUS | 2023-06-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1528 | 1434 | 2.00 | 4 | 0.39 | 40 | 15.60 | |
|  Sem, Shi Ke | | | 1116 | AUS | 1.00 | 1 | 0.13 | 40 | 5.20 | | | Young, Micah | | | 1835 | AUS | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Jigando, Mia | | | 1424 | AUS | 1.00 | 1 | 0.49 | 40 | 19.60 | | | Ly-Liu, Alexavier | | | 1735 | AUS | 0.00 | 1 | -0.15 | 40 | -6.00 | |
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) | | | | 2023 Gold Coast Open Major | Gold Coast | AUS | 2023-07-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1359 | 1434 | 3.00 | 6 | -0.55 | 40 | -22.00 | |
| | Lam, Garwah | | | 1107 | AUS | 1.00 | 1 | 0.13 | 40 | 5.20 | | | Russell, Paul | c | | 1662 | AUS | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Hu, Luke | | | 1252 | AUS | 1.00 | 1 | 0.26 | 40 | 10.40 | | | Praveen, Jeeva | | | 1636 | AUS | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Jigando, Neo | | | 1251 | AUS | 1.00 | 1 | 0.26 | 40 | 10.40 | | | Nguyen, Duc Tung | | | 1245 | VIE | 0.00 | 1 | -0.75 | 40 | -30.00 | |
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) | | | | 2023 Queensland Open | Bundaberg | AUS | 2023-07-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1540 | 1434 | 2.00 | 4 | 0.39 | 40 | 15.60 | |
| | Patterson, Miles | | | 1888 | AUS | 0.50 | 1 | 0.44 | 40 | 17.60 | | | Barkley, Christian | | | 1410 | AUS | 0.50 | 1 | -0.03 | 40 | -1.20 | | | Jain, Shaurya | | | 1466 | IND | 0.00 | 1 | -0.46 | 40 | -18.40 | | | Chalil-Biju, Steve | | | 1394 | IND | 1.00 | 1 | 0.44 | 40 | 17.60 | |
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) | | |
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