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Individual Calculations May 2023 |
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| Liu, Joy Total change: 107.20 | |   |
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| 2023 Norths Club Championship Tournament 4 Round 9 | Sydney | AUS | 2023-04-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1482 | 1444 | 1.00 | 1 | 0.55 | 40 | 22.00 | |
|  Dingley, Justin | | | 1482 | AUS | 1.00 | 1 | 0.55 | 40 | 22.00 | |
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 O2C Doeberl Cup Minor | Canberra | AUS | 2023-04-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1563 | 1444 | 3.00 | 6 | 0.94 | 40 | 37.60 | |
| | Jiang, Renfei | | | 1539 | AUS | 0.50 | 1 | 0.13 | 40 | 5.20 | |  Johnson, Harry | | | 1717 | AUS | 0.50 | 1 | 0.33 | 40 | 13.20 | | | Ong, Emil | | | 1491 | AUS | 0.00 | 1 | -0.43 | 40 | -17.20 | | | Singh, Jaspal | | | 1542 | AUS | 0.50 | 1 | 0.13 | 40 | 5.20 | | | Cooper, Matt | | | 1528 | AUS | 1.00 | 1 | 0.62 | 40 | 24.80 | | | Coyukiat, Ian | | | 1563 | HKG | 0.50 | 1 | 0.16 | 40 | 6.40 | |
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 Junior Girls Championship Under 20 | Canberra | AUS | 2023-04-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1515 | 1444 | 4.50 | 8 | 1.19 | 40 | 47.60 | |
| | Mi, Sura | | | 1181 | AUS | 1.00 | 1 | 0.18 | 40 | 7.20 | | | Feng, Angela | | | 1627 | AUS | 1.00 | 1 | 0.74 | 40 | 29.60 | | | Middleton, Jody | | wc | 1719 | AUS | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Katakam, Deethya Sai | | | 1384 | AUS | 1.00 | 1 | 0.42 | 40 | 16.80 | | | Xu, Luna Yuexiu | | | 1573 | NZL | 0.50 | 1 | 0.17 | 40 | 6.80 | | | Gratchev, Ekaterina | | | 1637 | AUS | 0.50 | 1 | 0.25 | 40 | 10.00 | | | Braganza, Nadia | | wc | 1754 | NZL | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Jigando, Mia | | | 1243 | AUS | 0.50 | 1 | -0.26 | 40 | -10.40 | |
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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