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Individual Calculations May 2023 |
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| Coyukiat, Ian Total change: -10.40 | |   |
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| 2023 MCC Championship Rounds 8-9 | Melbourne | AUS | 2023-04-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1503 | 1563 | 1.00 | 2 | -0.16 | 40 | -6.40 | |
|  Van Sebille, Sulia | | | 1547 | AUS | 0.00 | 1 | -0.52 | 40 | -20.80 | |  Buhagiar, Aden | | | 1458 | AUS | 1.00 | 1 | 0.36 | 40 | 14.40 | |
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 O2C Doeberl Cup Minor | Canberra | AUS | 2023-04-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1510 | 1563 | 3.00 | 5 | 0.13 | 40 | 5.20 | |
| | Xing, Zeqi | | | 1471 | AUS | 1.00 | 1 | 0.37 | 40 | 14.80 | | | Lin, Lucas | | | 1529 | AUS | 0.50 | 1 | -0.05 | 40 | -2.00 | | | Charters, Jamie D | | | 1441 | ENG | 1.00 | 1 | 0.33 | 40 | 13.20 | | | Prasad, Rudr Ravi | | | 1665 | FIJ | 0.00 | 1 | -0.36 | 40 | -14.40 | | | Liu, Joy | | | 1444 | AUS | 0.50 | 1 | -0.16 | 40 | -6.40 | |
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 Bob Brooking Memorial Weekender | Melbourne | AUS | 2023-04-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1582 | 1563 | 2.50 | 6 | -0.23 | 40 | -9.20 | |
| | Lee, Lachlan | | | 1840 | AUS | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Chiverton, Barnaby | | | 1248 | AUS | 1.00 | 1 | 0.14 | 40 | 5.60 | | | Raine, Marcus | | | 1749 | AUS | 0.00 | 1 | -0.26 | 40 | -10.40 | | | Bredin, Jonathon | | | 1163 * | AUS | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Fan, Chloe | | | 1745 | AUS | 0.50 | 1 | 0.24 | 40 | 9.60 | | | Savige, Colin B | | | 1746 | AUS | 0.00 | 1 | -0.26 | 40 | -10.40 | | | * 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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