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Individual Calculations May 2023 |
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| O`carroll, Om Total change: 8.12 | |   |
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| 2023 O2C Doeberl Cup Major | Canberra | AUS | 2023-04-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1720 | 1677 | 3.50 | 7 | 0.34 | 29 | 9.86 | |
|  Phan, James | | | 1814 | AUS | 0.00 | 1 | -0.32 | 29 | -9.28 | |  O`donoghue, Malachi | | | 1649 | AUS | 1.00 | 1 | 0.46 | 29 | 13.34 | | | Li, Jason | | | 1638 | AUS | 1.00 | 1 | 0.45 | 29 | 13.05 | | | Hamal, Manish | f | | 1991 | NEP | 0.00 | 1 | -0.14 | 29 | -4.06 | | | Scott, Ridley | | | 1725 | AUS | 0.00 | 1 | -0.43 | 29 | -12.47 | | | Nwosu, Nnaemeka | | | 1602 | NGR | 0.50 | 1 | -0.10 | 29 | -2.90 | | | Pearce, Tim | | | 1622 | AUS | 1.00 | 1 | 0.42 | 29 | 12.18 | |
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 Girls Championship Under 20 | Canberra | AUS | 2023-04-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1561 | 1677 | 5.50 | 8 | 0.49 | 29 | 14.21 | |
| | Ng, Lok Jim (lauren) | | | 1268 | NZL | 0.50 | 1 | -0.42 | 29 | -12.18 | | | De Vas, Senudi | | | 1277 * | AUS | 1.00 | 1 | 0.08 | 29 | 2.32 | | | Xu, Luna Yuexiu | | | 1573 | NZL | 0.50 | 1 | -0.14 | 29 | -4.06 | | | Middleton, Jody | | wc | 1719 | AUS | 1.00 | 1 | 0.56 | 29 | 16.24 | | | Feng, Angela | | | 1627 | AUS | 1.00 | 1 | 0.43 | 29 | 12.47 | | | Lu, Lillian | | | 1651 | AUS | 0.50 | 1 | -0.04 | 29 | -1.16 | | | Vincent, Alaina | | wf | 1796 | AUS | 0.00 | 1 | -0.34 | 29 | -9.86 | | | Gan, Emily Cathay | | | 1577 | NZL | 1.00 | 1 | 0.36 | 29 | 10.44 | | | * 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) | | | | 2023 MCC Bob Brooking Memorial Weekender | Melbourne | AUS | 2023-04-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1533 | 1677 | 5.50 | 9 | -0.55 | 29 | -15.95 | |
| | Snow, Richard A | | | 1277 * | AUS | 1.00 | 1 | 0.08 | 29 | 2.32 | | | Bukreyev, Andriy | c | | 1976 | AUS | 0.50 | 1 | 0.35 | 29 | 10.15 | | | Ritter, Theo | | | 1558 | AUS | 0.00 | 1 | -0.66 | 29 | -19.14 | | | Surace, Christopher | | | 1418 | AUS | 1.00 | 1 | 0.18 | 29 | 5.22 | | | Baker, David | | | 1374 | AUS | 0.50 | 1 | -0.36 | 29 | -10.44 | | | Soo, Kai Jie | f | | 2135 | AUS | 0.00 | 1 | -0.05 | 29 | -1.45 | | | Buhagiar, Aden | | | 1458 | AUS | 0.50 | 1 | -0.28 | 29 | -8.12 | | | Rehill, Paul | | | 1276 | AUS | 1.00 | 1 | 0.08 | 29 | 2.32 | | | Tuano, Andy | | | 1329 | AUS | 1.00 | 1 | 0.11 | 29 | 3.19 | | | * 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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