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Individual Calculations May 2023 |
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| Tjahja, Albert Total change: 23.00 | |   |
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| 2023 St. George Club Championship Division 2 Rounds 4-6 | Sydney | AUS | 2023-04-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1627 | 1590 | 2.50 | 3 | 1.15 | 20 | 23.00 | |
|  Allison, Brian C | | | 1627 | AUS | 1.00 | 1 | 0.55 | 20 | 11.00 | |  Bogdanoski, Petre | | | 1604 | AUS | 1.00 | 1 | 0.52 | 20 | 10.40 | | | O`donoghue, Malachi | | | 1649 | AUS | 0.50 | 1 | 0.08 | 20 | 1.60 | |
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) | | |
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