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Individual Calculations February 2023 |
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| De Rooy, Samuel Total change: 3.92 | |   |
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| 2022 Canterbury Summer Swiss | Melbourne | AUS | 2022-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1552 | 1260 | 1.00 | 5 | -0.17 | 28 | -4.76 | |
|  Li, Jackie | | | 2050 | AUS | 0.00 | 1 | 0.00 | 28 | 0.00 | | | Tuano, Andy | | | 1279 | AUS | 0.00 | 1 | -0.47 | 28 | -13.16 | | | Blackberg, Philip | | | 1485 | AUS | 0.50 | 1 | 0.28 | 28 | 7.84 | |  Hartley, James | | | 1548 | AUS | 0.00 | 1 | -0.16 | 28 | -4.48 | | | Brockman, Roland | | | 1396 | AUS | 0.50 | 1 | 0.18 | 28 | 5.04 | |
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 Australian Open Championship | Perth | AUS | 2023-01-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1609 | 1313 | 1.00 | 7 | -0.29 | 28 | -8.12 | |
| | Ellis, David | | | 1770 | AUS | 0.00 | 1 | -0.05 | 28 | -1.40 | | | Xiao Zhou, Ning | | | 1583 | AUS | 0.00 | 1 | -0.17 | 28 | -4.76 | | | Lee, Alexandre Km | | | 1558 | ENG | 0.00 | 1 | -0.20 | 28 | -5.60 | | | Moseley, Paul | | | 1357 | AUS | 0.00 | 1 | -0.44 | 28 | -12.32 | | | Andador, Dominador | | | 1886 | AUS | 0.00 | 1 | -0.02 | 28 | -0.56 | | | Allison, Brian C | | | 1624 | AUS | 0.00 | 1 | -0.14 | 28 | -3.92 | | | McCarrick, Clare | | | 1488 | IRL | 1.00 | 1 | 0.73 | 28 | 20.44 | |
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 Australian Junior Championship U16 Open | Melbourne | AUS | 2023-01-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1596 | 1313 | 0.50 | 4 | -0.19 | 28 | -5.32 | |
| | Hawkins, Sean | | | 1725 | AUS | 0.00 | 1 | -0.07 | 28 | -1.96 | | | Odenthal, Ewan | | | 1474 | AUS | 0.50 | 1 | 0.21 | 28 | 5.88 | | | Hong, Xavier | | | 1616 | AUS | 0.00 | 1 | -0.14 | 28 | -3.92 | | | Bhattacharyya, Vedantik | | | 1567 | AUS | 0.00 | 1 | -0.19 | 28 | -5.32 | |
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 Oceania Zonal 3.6 Open | Melbourne | AUS | 2023-01-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1535 | 1313 | 3.00 | 9 | 0.79 | 28 | 22.12 | |
| | Thomas, Brian | | | 1798 | AUS | 0.00 | 1 | -0.04 | 28 | -1.12 | | | Kong, Nathan | | | 1624 | AUS | 0.00 | 1 | -0.14 | 28 | -3.92 | | | Cherukuvada, Vikas | | | 1035 | AUS | 1.00 | 1 | 0.17 | 28 | 4.76 | | | Hogan, Steven | | | 1593 | AUS | 0.00 | 1 | -0.16 | 28 | -4.48 | | | Reddy, Ashok | | | 1489 | AUS | 1.00 | 1 | 0.73 | 28 | 20.44 | | | Hernandez Mendez, Iker | | | 1611 | AUS | 0.00 | 1 | -0.15 | 28 | -4.20 | | | Ni, Lucas | | | 1641 | AUS | 0.00 | 1 | -0.13 | 28 | -3.64 | | | Xia, Justin | | | 1525 | AUS | 0.00 | 1 | -0.23 | 28 | -6.44 | | | Paul, Nikash | | | 1495 | AUS | 1.00 | 1 | 0.74 | 28 | 20.72 | |
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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