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Individual Calculations May 2023 |
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| Yu, Lok Lan Total change: 165.68 | |   |
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| 2023 O2C Doeberl Cup Mini | Canberra | AUS | 2023-04-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1282 | 1206 | 3.00 | 5 | 1.00 | 38 | 38.00 | |
|  Robeille, John | | | 1445 | AUS | 1.00 | 1 | 0.80 | 38 | 30.40 | | | Arav, Callan | | | 1197 | AUS | 0.00 | 1 | -0.51 | 38 | -19.38 | |  Inukai, Rentaro | | | 1231 | JPN | 0.00 | 1 | -0.47 | 38 | -17.86 | | | Zhang, Oliver | | | 1217 | AUS | 1.00 | 1 | 0.52 | 38 | 19.76 | | | Thandhi, Mohan | | | 1320 | AUS | 1.00 | 1 | 0.66 | 38 | 25.08 | |
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 12 | Canberra | AUS | 2023-04-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1457 | 1206 | 4.00 | 7 | 2.65 | 38 | 100.70 | |
| | Jiang, Patrick Di | | | 1448 | NZL | 0.00 | 1 | -0.20 | 38 | -7.60 | | | Hari, Dhruv | | | 1429 | AUS | 1.00 | 1 | 0.78 | 38 | 29.64 | | | Xing, Zeqi | | | 1471 | AUS | 0.50 | 1 | 0.32 | 38 | 12.16 | | | Halabe, Adam | | | 1486 | AUS | 0.00 | 1 | -0.16 | 38 | -6.08 | | | Liu, Ryan Chengji | | | 1538 | AUS | 0.50 | 1 | 0.38 | 38 | 14.44 | | | Tay, Mason | | | 1370 | AUS | 1.00 | 1 | 0.72 | 38 | 27.36 | | | Zou, Xuyuan | | | 1458 | AUS | 1.00 | 1 | 0.81 | 38 | 30.78 | |
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 MCC Bob Brooking Memorial Weekender | Melbourne | AUS | 2023-04-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1579 | 1206 | 1.50 | 6 | 0.71 | 38 | 26.98 | |
| | Raine, Marcus | | | 1749 | AUS | 0.00 | 1 | -0.03 | 38 | -1.14 | | | Killmier, Sam | | | 1538 | AUS | 0.00 | 1 | -0.12 | 38 | -4.56 | | | Reddy, Ashok | | | 1574 | AUS | 0.50 | 1 | 0.40 | 38 | 15.20 | | | Coracas, Tass | | | 1360 | AUS | 0.00 | 1 | -0.29 | 38 | -11.02 | | | Brockman, Roland | | | 1407 | AUS | 1.00 | 1 | 0.76 | 38 | 28.88 | | | Kulkarni, Yogesh | | | 1847 | NZL | 0.00 | 1 | -0.01 | 38 | -0.38 | |
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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