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Individual Calculations July 2023 |
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| Arthur, James Total change: -6.00 | |   |
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| 2023 Box Hill Winter Round Robin Division B Rounds 3-4 | Melbourne | AUS | 2023-06-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1697 | 1723 | 1.00 | 2 | -0.07 | 40 | -2.80 | |
|  Dakic, Dusan | | | 1723 | AUS | 0.00 | 1 | -0.50 | 40 | -20.00 | | | Kong, Nathan | | | 1671 | AUS | 1.00 | 1 | 0.43 | 40 | 17.20 | |
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 Rounds 6-8 | Melbourne | AUS | 2023-06-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1639 | 1723 | 0.50 | 1 | -0.12 | 40 | -4.80 | |
| | Carter, Mason | | | 1639 | AUS | 0.50 | 1 | -0.12 | 40 | -4.80 | |
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 |
| 1652 | 1723 | 4.00 | 7 | 0.04 | 40 | 1.60 | |
| | Muchhala, Sohil | | | 1323 * | AUS | 1.00 | 1 | 0.08 | 40 | 3.20 | |  McEwan, Hayden | | | 1278 | AUS | 1.00 | 1 | 0.06 | 40 | 2.40 | | | Zafirakos, Jesse | | | 1956 | AUS | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Cooke, Scott | | | 1538 | AUS | 1.00 | 1 | 0.26 | 40 | 10.40 | | | Dai, Cheng | | | 2057 | AUS | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Khurram, Mikyle | | | 1517 | AUS | 1.00 | 1 | 0.24 | 40 | 9.60 | | | Heydari, Majid | | | 1894 | IRI | 0.00 | 1 | -0.27 | 40 | -10.80 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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