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Individual Calculations May 2023 |
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| Tang, Calen Total change: 212.40 | |   |
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| 2023 O2C Doeberl Cup Mini | Canberra | AUS | 2023-04-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1319 | 1285 | 3.50 | 5 | 1.16 | 40 | 46.40 | |
|  Donaldson, Tom | | | 1194 | AUS | 1.00 | 1 | 0.38 | 40 | 15.20 | |  Han, Lucas | | | 1374 | AUS | 0.50 | 1 | 0.12 | 40 | 4.80 | | | Jain, Anshika | | | 1606 | AUS | 1.00 | 1 | 0.87 | 40 | 34.80 | | | Hadikusumo, Elijah | | | 1235 | AUS | 0.00 | 1 | -0.57 | 40 | -22.80 | | | Woollard, Kelvin | | | 1184 | AUS | 1.00 | 1 | 0.36 | 40 | 14.40 | |
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 Youth Championship Under 14 | Canberra | AUS | 2023-04-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1602 | 1285 | 5.50 | 8 | 4.15 | 40 | 166.00 | |
| | Chang, Ethan | | | 1670 | AUS | 1.00 | 1 | 0.91 | 40 | 36.40 | | | De Vas, Yonal | | | 1565 | AUS | 1.00 | 1 | 0.84 | 40 | 33.60 | | | Xing, Zerui | | | 1750 | AUS | 1.00 | 1 | 0.95 | 40 | 38.00 | | | Zhang, Richard | | | 1584 | AUS | 1.00 | 1 | 0.85 | 40 | 34.00 | | | Li, Tedric | | | 1936 | AUS | 0.00 | 1 | -0.01 | 40 | -0.40 | | | Gratchev, Elizaveta | | | 1439 | AUS | 0.50 | 1 | 0.21 | 40 | 8.40 | | | Cheng, Larry | | | 1477 | AUS | 1.00 | 1 | 0.75 | 40 | 30.00 | | | Chai, Isaac | | | 1395 | AUS | 0.00 | 1 | -0.35 | 40 | -14.00 | |
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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