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Individual Calculations May 2023 |
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| Liu, Kevin Total change: 74.40 | |   |
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| 2023 St. George Club Championship Division 5 Rounds 4-6 plus postponed | Sydney | AUS | 2023-04-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1275 | 1210 | 2.00 | 2 | 1.18 | 40 | 47.20 | |
|  Hyde, Geoff | | | 1303 | AUS | 1.00 | 1 | 0.63 | 40 | 25.20 | |  Stathos, Dimitrios | | | 1247 | 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 Mini | Canberra | AUS | 2023-04-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1308 | 1210 | 2.50 | 5 | 0.55 | 40 | 22.00 | |
| | Jain, Rohan | | | 1041 | AUS | 1.00 | 1 | 0.28 | 40 | 11.20 | | | Jigando, Mia | | | 1243 | AUS | 0.50 | 1 | 0.05 | 40 | 2.00 | | | Windsor, Maximilian | | | 1402 | AUS | 1.00 | 1 | 0.75 | 40 | 30.00 | | | Cheng, Jerry | | | 1249 | AUS | 0.00 | 1 | -0.45 | 40 | -18.00 | | | Jain, Anshika | | | 1606 | AUS | 0.00 | 1 | -0.08 | 40 | -3.20 | |
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 Oceania Youth Championship Under 16 | Canberra | AUS | 2023-04-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1566 | 1210 | 1.00 | 6 | 0.13 | 40 | 5.20 | |
| | Anup Kumar, Vihaan | | | 1671 | AUS | 0.00 | 1 | -0.05 | 40 | -2.00 | | | Hong, Xavier | | | 1641 | AUS | 0.00 | 1 | -0.07 | 40 | -2.80 | | | Retnaraja, Ethan | | | 1806 | AUS | 0.00 | 1 | -0.02 | 40 | -0.80 | | | Liang, Joshua | | | 1293 | AUS | 0.00 | 1 | -0.39 | 40 | -15.60 | | | Chan, Benny | | | 1415 | AUS | 1.00 | 1 | 0.76 | 40 | 30.40 | | | Simic, Filip | | | 1572 | AUS | 0.00 | 1 | -0.10 | 40 | -4.00 | |
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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