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Individual Calculations July 2023 |
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| Arthur, Matthew Total change: -1.20 | |   |
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| 2023 Box Hill Winter Round Robin Division C Rounds 3-4 | Melbourne | AUS | 2023-06-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1480 | 1545 | 0.50 | 1 | -0.09 | 40 | -3.60 | |
|  Buhagiar, Aden | | | 1480 | AUS | 0.50 | 1 | -0.09 | 40 | -3.60 | |
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 City of Melbourne Open Rounds 6-8 | Melbourne | AUS | 2023-06-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1669 | 1545 | 0.50 | 2 | -0.37 | 40 | -14.80 | |
|  Soo, Kai Jie | f | | 2073 | AUS | 0.00 | 1 | -0.03 | 40 | -1.20 | | | Chauhan, Suryansh | | | 1264 | AUS | 0.50 | 1 | -0.34 | 40 | -13.60 | |
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 Victorian Open | Melbourne | AUS | 2023-06-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1677 | 1545 | 2.50 | 6 | 0.43 | 40 | 17.20 | |
| | Savige, Colin B | | | 1760 | AUS | 0.50 | 1 | 0.27 | 40 | 10.80 | | | Chiverton, Fergus | | | 1824 | AUS | 0.50 | 1 | 0.34 | 40 | 13.60 | | | Lacey, Dave | | | 1887 | AUS | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Yu, Lok Lan | | | 1369 | AUS | 1.00 | 1 | 0.27 | 40 | 10.80 | | | Raine, Marcus | | | 1743 | AUS | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Qureshi, Hamza Ahmed | | | 1477 | PAK | 0.50 | 1 | -0.09 | 40 | -3.60 | |
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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