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Individual Calculations April 2023 |
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| Tuano, Andy Total change: 27.60 | |   |
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| 2023 Box Hill Summer Cup Rounds 5-7 | Melbourne | AUS | 2023-03-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1385 | 1301 | 1.50 | 3 | 0.29 | 40 | 11.60 | |
|  Kariyawasam, Trent | | | 1159 | AUS | 1.00 | 1 | 0.31 | 40 | 12.40 | |  Parikh, Rohan | | | 1388 | AUS | 0.00 | 1 | -0.38 | 40 | -15.20 | | | Zeng, Vera | | | 1608 | AUS | 0.50 | 1 | 0.36 | 40 | 14.40 | |
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) | | | NOTE: K factor changed | | 2023 Ballarat Begonia Open | Ballarat | AUS | 2023-03-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1531 | 1301 | 2.00 | 5 | 0.80 | 20 | 16.00 | |
| | Hong, Xavier | | | 1647 | AUS | 0.00 | 1 | -0.11 | 20 | -2.20 | | | Parikh, Pradyun | | | 1244 | AUS | 1.00 | 1 | 0.42 | 20 | 8.40 | | | Fan, Chloe | | | 1701 * | AUS | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Dao, Tuan (paul) | | | 1557 | AUS | 0.00 | 1 | -0.19 | 20 | -3.80 | | | Lumsdon, David | | | 1505 | AUS | 1.00 | 1 | 0.76 | 20 | 15.20 | | | * 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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