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Individual Calculations August 2023 |
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| Chmiel, Rad Total change: 25.80 | |   |
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| 2023 Chess Artists Winter Open Rounds 1-3 | Melbourne | AUS | 2023-07-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1428 | 1536 | 3.00 | 3 | 1.16 | 20 | 23.20 | |
|  Kovvuru, Aditya | | | 1137 | AUS | 1.00 | 1 | 0.08 | 20 | 1.60 | |  De Rooy, Samuel | | | 1364 | AUS | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Rozuwiecka, Anna | | | 1782 | AUS | 1.00 | 1 | 0.81 | 20 | 16.20 | |
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 MCC City of Melbourne Open Round 9 | Melbourne | AUS | 2023-07-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1409 | 1536 | 1.00 | 1 | 0.33 | 20 | 6.60 | |
| | Nowak, Ruben | | | 1409 | AUS | 1.00 | 1 | 0.33 | 20 | 6.60 | |
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 MCC Edwin Malitis Memorial - Major Open Rounds 1-3 | Melbourne | AUS | 2023-07-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1765 | 1536 | 0.50 | 3 | -0.20 | 20 | -4.00 | |
| | Lacey, Dave | | | 1876 | AUS | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Kovacevic, Paul | | | 1585 | AUS | 0.50 | 1 | 0.07 | 20 | 1.40 | | | Chibnall, Alana | | wf | 1834 | AUS | 0.00 | 1 | -0.15 | 20 | -3.00 | |
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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