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Individual Calculations April 2023 |
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| Rehill, Paul Total change: -8.80 | |   |
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| 2023 MCC Championship Rounds 4-7 | Melbourne | AUS | 2023-02-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1678 | 1235 | 0.00 | 2 | -0.12 | 20 | -2.40 | |
|  Stolyarov, Michael | | | 1706 | AUS | 0.00 | 1 | -0.05 | 20 | -1.00 | |  Lu, Lillian | | | 1650 | AUS | 0.00 | 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 Box Hill Summer Cup Rounds 5-7 | Melbourne | AUS | 2023-03-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1253 | 1285 | 0.00 | 2 | -1.08 | 20 | -21.60 | |
| | Parikh, Rohan | | | 1388 | AUS | 0.00 | 1 | -0.36 | 20 | -7.20 | | | De Livera, Hamish | | | 1118 | AUS | 0.00 | 1 | -0.72 | 20 | -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 Chess Artists Club Championship Rounds 5-7 | Melbourne | AUS | 2023-03-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1254 | 1285 | 1.00 | 2 | -0.09 | 20 | -1.80 | |
| | Macmillan, Jonathan | | | 1301 | AUS | 0.00 | 1 | -0.48 | 20 | -9.60 | | | Renzies, Elliott | | | 1207 | AUS | 1.00 | 1 | 0.39 | 20 | 7.80 | |
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 Ballarat Begonia Open | Ballarat | AUS | 2023-03-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1481 | 1285 | 2.00 | 4 | 0.85 | 20 | 17.00 | |
| | Cirami, Oliver | | | 1100 | AUS | 1.00 | 1 | 0.26 | 20 | 5.20 | | | O`carroll, Om | | | 1678 | AUS | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Hong, Xavier | | | 1647 | AUS | 0.00 | 1 | -0.10 | 20 | -2.00 | | | Brotheridge, Jamie | | | 1499 | AUS | 1.00 | 1 | 0.77 | 20 | 15.40 | |
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) | | |
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