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Individual Calculations July 2023 |
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| Kolak, Tanya Total change: -19.80 | |   |
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| 2023 Box Hill Club Championship Division 2 Rounds 6-8 | Melbourne | AUS | 2023-06-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1342 | 1397 | 0.50 | 2 | -0.64 | 20 | -12.80 | |
|  Liu, Ronald | | | 1235 | AUS | 0.00 | 1 | -0.71 | 20 | -14.20 | | | Wei, Marcus M | | | 1449 | AUS | 0.50 | 1 | 0.07 | 20 | 1.40 | |
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 MCC City of Melbourne Open Rounds 6-8 | Melbourne | AUS | 2023-06-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1293 | 1397 | 1.50 | 3 | -0.41 | 20 | -8.20 | |
|  Smith, Warren | | | 1191 | AUS | 0.00 | 1 | -0.76 | 20 | -15.20 | | | Rigney, Heath | | | 1355 | AUS | 1.00 | 1 | 0.44 | 20 | 8.80 | | | Wilson, Andrew | | | 1332 | AUS | 0.50 | 1 | -0.09 | 20 | -1.80 | |
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 Victorian Open | Melbourne | AUS | 2023-06-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1444 | 1397 | 3.50 | 7 | 0.06 | 20 | 1.20 | |
| | Dai, Cheng | | | 2057 | AUS | 0.00 | 1 | -0.01 | 20 | -0.20 | | | Nguyen, Harry | | | 1127 | AUS | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Hong, Xavier | | | 1649 | AUS | 0.00 | 1 | -0.19 | 20 | -3.80 | | | Bredin, Jonathon | | | 1146 | AUS | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Davis, Tony J | c | | 1654 | AUS | 0.00 | 1 | -0.18 | 20 | -3.60 | | | Pramod, Rishaan | | | 1261 | AUS | 0.50 | 1 | -0.18 | 20 | -3.60 | | | Akok, Benjamin | | | 1212 | AUS | 1.00 | 1 | 0.26 | 20 | 5.20 | |
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) | | |
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