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Individual Calculations July 2021 |
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| Archer, Saffron Total change: 43.60 | |   |
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| 2021 ACT Championship | Canberra | AUS | 2021-05-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1465 | 1643 | 3.50 | 5 | 0.03 | 40 | 1.20 | |
|  Banerjea, Siddharth | | | 1243 * | AUS | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Ho, Lachlan | | | 1706 | AUS | 0.00 | 1 | -0.41 | 40 | -16.40 | | | Huang, Charles | | | 1276 | AUS | 1.00 | 1 | 0.10 | 40 | 4.00 | | | Cheng, Larry | | | 1456 | AUS | 1.00 | 1 | 0.26 | 40 | 10.40 | | | Johnson, Harry | | | 1644 | AUS | 0.50 | 1 | 0.00 | 40 | 0.00 | | | * 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) | | | | 2021 NSW Open | Sydney | AUS | 2021-06-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1904 | 1643 | 2.00 | 5 | 1.06 | 40 | 42.40 | |
| | Ikeda, Junta | m | | 2043 * | AUS | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Spencer, James | | | 1882 | AUS | 1.00 | 1 | 0.80 | 40 | 32.00 | | | Peramunetilleke, Seth | | | 1868 | AUS | 0.50 | 1 | 0.28 | 40 | 11.20 | | | Vincent, Alaina | | | 1862 | IND | 0.50 | 1 | 0.28 | 40 | 11.20 | | | Lane, Ryan | | | 1865 | AUS | 0.00 | 1 | -0.22 | 40 | -8.80 | | | * 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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