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Individual Calculations May 2023 |
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| Annapureddy, Rheyansh Reddy Total change: 30.68 | |   |
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| 2023 Hobsons Bay Purdy Cup Rounds 4-5 | Melbourne | AUS | 2023-04-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1419 | 1745 | 1.00 | 1 | 0.13 | 26 | 3.38 | |
|  Kirk, Ian | | | 1419 | AUS | 1.00 | 1 | 0.13 | 26 | 3.38 | |
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 Major | Canberra | AUS | 2023-04-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1675 | 1745 | 4.00 | 7 | -0.18 | 26 | -4.68 | |
| | Gao, James Lequan | | | 1682 | AUS | 0.50 | 1 | -0.09 | 26 | -2.34 | |  Hong, Xavier | | | 1641 | AUS | 1.00 | 1 | 0.36 | 26 | 9.36 | | | Stolyarov, Michael | | | 1718 | AUS | 0.50 | 1 | -0.04 | 26 | -1.04 | | | Liaw, Ryan | | | 1630 | AUS | 0.50 | 1 | -0.16 | 26 | -4.16 | | | Wang, Lachlan | | | 1704 | AUS | 1.00 | 1 | 0.44 | 26 | 11.44 | | | Fan, Chloe | | | 1745 | AUS | 0.00 | 1 | -0.50 | 26 | -13.00 | | | Bond, Nicholas | | | 1606 | AUS | 0.50 | 1 | -0.19 | 26 | -4.94 | |
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 Junior Championship Under 20 | Canberra | AUS | 2023-04-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1909 | 1745 | 5.00 | 9 | 2.12 | 26 | 55.12 | |
| | Ilic, Nicholas | f | | 2089 | AUS | 0.50 | 1 | 0.38 | 26 | 9.88 | | | Fu, Yihe | f | | 2154 | AUS | 0.00 | 1 | -0.08 | 26 | -2.08 | | | Liu, William Rui | | | 1898 | NZL | 0.50 | 1 | 0.20 | 26 | 5.20 | | | Guo, Leo | | | 1504 | AUS | 1.00 | 1 | 0.20 | 26 | 5.20 | | | Tang, Terrence | | | 1742 | AUS | 0.00 | 1 | -0.50 | 26 | -13.00 | | | Zhang, Kendrick Botong | c | | 1844 | NZL | 1.00 | 1 | 0.64 | 26 | 16.64 | | | Poberezovsky, Daniel | | | 1779 | AUS | 1.00 | 1 | 0.55 | 26 | 14.30 | | | Lin, Kerry | | | 1961 | AUS | 0.50 | 1 | 0.28 | 26 | 7.28 | | | Chan, Luis | f | | 2211 | AUS | 0.50 | 1 | 0.45 | 26 | 11.70 | |
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 |
| 1551 | 1745 | 5.50 | 9 | -0.89 | 26 | -23.14 | |
| | Bennett, Zac | | | 1345 * | AUS | 1.00 | 1 | 0.08 | 26 | 2.08 | | | Fernandez, Michael | f | | 2181 | ENG | 0.00 | 1 | -0.06 | 26 | -1.56 | | | Coracas, Tass | | | 1360 | AUS | 0.50 | 1 | -0.41 | 26 | -10.66 | | | Singh, Surjeet | | | 1431 | AUS | 1.00 | 1 | 0.14 | 26 | 3.64 | | | Han, Lucas | | | 1374 | AUS | 1.00 | 1 | 0.10 | 26 | 2.60 | | | Dai, Cheng | | | 2017 | AUS | 0.00 | 1 | -0.17 | 26 | -4.42 | | | Tuano, Andy | | | 1329 | AUS | 0.00 | 1 | -0.93 | 26 | -24.18 | | | Hong, Liang | | | 1344 | AUS | 1.00 | 1 | 0.08 | 26 | 2.08 | | | Chmiel, Rad | | | 1575 | AUS | 1.00 | 1 | 0.28 | 26 | 7.28 | | | * 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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