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Individual Calculations July 2023 |
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| De Rooy, Samuel Total change: -2.80 | |   |
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| 2023 Chess Excellence Open Round 6 | Melbourne | AUS | 2023-06-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1582 | 1366 | 0.00 | 1 | -0.22 | 40 | -8.80 | |
|  Chmiel, Rad | | | 1582 | AUS | 0.00 | 1 | -0.22 | 40 | -8.80 | |
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 Rounds 6-8 | Melbourne | AUS | 2023-06-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1403 | 1366 | 1.50 | 3 | 0.15 | 40 | 6.00 | |
|  Pappas, Alexandros | | | 1542 | GRE | 0.00 | 1 | -0.27 | 40 | -10.80 | | | Beavon-Collin, Margot | | | 1275 | AUS | 1.00 | 1 | 0.38 | 40 | 15.20 | | | Surace, Christopher | | | 1393 | AUS | 0.50 | 1 | 0.04 | 40 | 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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