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Individual Calculations December 2022 |
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| De Rooy, Samuel Total change: 44.00 | |   |
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| 2022 MCC Greg Hjorth Open Weekender | Melbourne | AUS | 2022-10-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1388 | 1280 | 2.50 | 7 | -0.21 | 40 | -8.40 | |
|  Luis, Anthony Jayanata | | | 1720 | INA | 0.00 | 1 | -0.06 | 40 | -2.40 | |  Brockman, Roland | | | 1473 | AUS | 0.50 | 1 | 0.25 | 40 | 10.00 | | | Behull, Bob | | | 1538 | AUS | 0.50 | 1 | 0.32 | 40 | 12.80 | | | Van Sebille, Sulia | | | 1578 | AUS | 0.00 | 1 | -0.15 | 40 | -6.00 | | | De Silva, Senuk | | | 1169 | AUS | 0.50 | 1 | -0.15 | 40 | -6.00 | | | Ni, Marcus | | | 1131 | AUS | 0.50 | 1 | -0.20 | 40 | -8.00 | | | Pramod, Rishaan | | | 1110 | AUS | 0.50 | 1 | -0.22 | 40 | -8.80 | |
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) | | | | 2022 Box Hill Open Rounds 4-7 | Melbourne | AUS | 2022-11-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1420 | 1216 | 2.00 | 4 | 0.77 | 40 | 30.80 | |
| | Garden, Zachary | | | 1319 | AUS | 0.00 | 1 | -0.36 | 40 | -14.40 | | | Wickramasinghe, Thenuje | | | 1018 | AUS | 1.00 | 1 | 0.24 | 40 | 9.60 | | | Grkow, Andrew | | | 1703 | POL | 0.50 | 1 | 0.46 | 40 | 18.40 | | | Chai, Kang | | | 1640 | AUS | 0.50 | 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) | | | | 2022 Chess Artists Open Rounds 1-4 | Melbourne | AUS | 2022-11-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1530 | 1216 | 1.00 | 4 | 0.30 | 40 | 12.00 | |
| | Chmiel, Rad | | | 1655 | AUS | 0.00 | 1 | -0.06 | 40 | -2.40 | | | Katakam, Deethya Sai | | | 1322 | AUS | 0.50 | 1 | 0.14 | 40 | 5.60 | | | Shawcross, Hartley | | | 1408 | AUS | 0.50 | 1 | 0.25 | 40 | 10.00 | | | Davis, Tony J | c | | 1736 | AUS | 0.00 | 1 | -0.03 | 40 | -1.20 | |
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) | | | | 2022 Hobsons Bay Reserves Championship Rounds 5-6 | Melbourne | AUS | 2022-11-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1396 | 1216 | 0.50 | 1 | 0.24 | 40 | 9.60 | |
| | Kirk, Ian | | | 1396 | AUS | 0.50 | 1 | 0.24 | 40 | 9.60 | |
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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