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Individual Calculations August 2023 |
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| Kolak, Tanya Total change: 7.00 | |   |
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| 2023 Box Hill Club Championship Division 2 Round 9 | Melbourne | AUS | 2023-06-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1326 | 1397 | 1.00 | 1 | 0.40 | 20 | 8.00 | |
|  Liu, Anson | | | 1326 | AUS | 1.00 | 1 | 0.40 | 20 | 8.00 | |
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) | | | | 2023 MCC City of Melbourne Open Round 9 | Melbourne | AUS | 2023-07-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1453 | 1378 | 0.00 | 1 | -0.40 | 20 | -8.00 | |
| | Qureshi, Hamza Ahmed | | | 1453 | PAK | 0.00 | 1 | -0.40 | 20 | -8.00 | |
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) | | | | 2023 Box Hill Friday Grades Rounds 1-4 | Melbourne | AUS | 2023-07-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1403 | 1378 | 1.00 | 3 | -0.40 | 20 | -8.00 | |
| | Cook, Geoff L | | | 1447 | AUS | 0.00 | 1 | -0.40 | 20 | -8.00 | | | Susindran, Neelesh | | | 1238 | AUS | 1.00 | 1 | 0.31 | 20 | 6.20 | |  He, Zhi Cheng (caleb) | | | 1523 | NZL | 0.00 | 1 | -0.31 | 20 | -6.20 | |
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 Edwin Malitis Memorial - Minor Open Rounds 1-3 | Melbourne | AUS | 2023-07-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1272 | 1378 | 2.00 | 2 | 0.75 | 20 | 15.00 | |
| | Bredin, Jonathon | | | 1105 | AUS | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Wyss, Felix | | | 1439 | AUS | 1.00 | 1 | 0.58 | 20 | 11.60 | |
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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