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Individual Calculations February 2023 |
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| Jones, Jonathan Total change: -17.40 | |   |
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| 2023 Brisbane New Year Round Robin | Brisbane | AUS | 2023-01-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1490 | 1490 | 2.00 | 6 | -1.02 | 20 | -20.40 | |
|  Tang, Terrence | | | 1641 | AUS | 0.00 | 1 | -0.30 | 20 | -6.00 | |  Windsor, Maximilian | | | 1383 | AUS | 0.00 | 1 | -0.65 | 20 | -13.00 | | | Renkin, Jeremy | | | 1445 | AUS | 1.00 | 1 | 0.44 | 20 | 8.80 | | | Tang, Terrence | | | 1641 | AUS | 0.00 | 1 | -0.30 | 20 | -6.00 | | | Renkin, Jeremy | | | 1445 | AUS | 1.00 | 1 | 0.44 | 20 | 8.80 | | | Windsor, Maximilian | | | 1383 | AUS | 0.00 | 1 | -0.65 | 20 | -13.00 | |
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 |
| 1571 | 1490 | 4.00 | 9 | 0.15 | 20 | 3.00 | |
| | Koh, Cedric | | | 1970 | AUS | 0.00 | 1 | -0.05 | 20 | -1.00 | | | Yang, Bochen | | | 1129 | AUS | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Davis, Tony J | c | | 1725 | AUS | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Datar, Tejas | | | 1932 | AUS | 0.00 | 1 | -0.06 | 20 | -1.20 | | | Wang, Haowei | | | 1341 | AUS | 1.00 | 1 | 0.30 | 20 | 6.00 | | | Lacson, Joemar | | | 1815 | AUS | 0.00 | 1 | -0.13 | 20 | -2.60 | | | Coracas, Tass | | | 1216 | AUS | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Jothibabu, Anandaram | | | 1807 | AUS | 0.00 | 1 | -0.13 | 20 | -2.60 | | | Savery, Tamsin | | | 1208 | AUS | 1.00 | 1 | 0.16 | 20 | 3.20 | |
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) | | |
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