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Individual Calculations May 2023 |
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| Rupasinghe, Sayum Total change: 26.80 | |   |
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| 2023 O2C Doeberl Cup Major | Canberra | AUS | 2023-04-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1707 | 1778 | 5.00 | 7 | 0.83 | 40 | 33.20 | |
|  Bekker, Gary D | c | | 1654 | AUS | 0.50 | 1 | -0.17 | 40 | -6.80 | |  Lee, Alexandre Km | | | 1650 | ENG | 1.00 | 1 | 0.33 | 40 | 13.20 | | | Dick, David W | | | 1799 | AUS | 1.00 | 1 | 0.53 | 40 | 21.20 | | | Baneshi, Kiamehr | | | 1757 | IRI | 0.00 | 1 | -0.53 | 40 | -21.20 | | | Hong, Xavier | | | 1641 | AUS | 1.00 | 1 | 0.32 | 40 | 12.80 | | | Xing, Zerui | | | 1750 | AUS | 0.50 | 1 | -0.04 | 40 | -1.60 | | | Can, Ryan | | | 1697 | AUS | 1.00 | 1 | 0.39 | 40 | 15.60 | |
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) | | | | 2023 Oceania Youth Championship Under 16 | Canberra | AUS | 2023-04-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1630 | 1778 | 4.50 | 7 | -0.16 | 40 | -6.40 | |
| | Liang, Joshua | | | 1378 * | AUS | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Zara, Baraa | | | 1399 | NZL | 1.00 | 1 | 0.09 | 40 | 3.60 | | | Chen, Austin | | | 1633 | AUS | 1.00 | 1 | 0.31 | 40 | 12.40 | | | Teh, Rui Gen | | | 1987 | AUS | 0.00 | 1 | -0.23 | 40 | -9.20 | | | Anup Kumar, Vihaan | | | 1671 | AUS | 1.00 | 1 | 0.35 | 40 | 14.00 | | | Jiang, Renfei | | | 1539 | AUS | 0.00 | 1 | -0.80 | 40 | -32.00 | | | Retnaraja, Ethan | | | 1806 | AUS | 0.50 | 1 | 0.04 | 40 | 1.60 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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