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Individual Calculations February 2023 |
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| Kargosha, Bahman Total change: -40.40 | |   |
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| 2023 Australian Open Championship | Perth | AUS | 2023-01-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1922 | 2096 | 7.50 | 11 | -0.19 | 20 | -3.80 | |
|  Umasankar, Naveen Ramnat | | | 1696 * | AUS | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Holliday, Bruce M | | | 1760 | AUS | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Tan, Zhong Kai | | | 1923 | SGP | 0.50 | 1 | -0.23 | 20 | -4.60 | | | Bassig, Hamish | | | 1973 | AUS | 0.50 | 1 | -0.17 | 20 | -3.40 | | | Chinbat, Chinguun | | | 1787 | MGL | 0.50 | 1 | -0.36 | 20 | -7.20 | | | Young, Micah | | | 1844 | AUS | 0.50 | 1 | -0.31 | 20 | -6.20 | | | Teh, Hui Lam | | | 1706 | MAS | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Nguyen, Hong Anh | | wm | 1954 | VIE | 1.00 | 1 | 0.31 | 20 | 6.20 | | | Jordan, William | f | | 2181 | AUS | 0.50 | 1 | 0.12 | 20 | 2.40 | | | Liu, Yi | f | | 2303 | AUS | 0.00 | 1 | -0.23 | 20 | -4.60 | | | Hare, Tim | | | 2017 | NZL | 1.00 | 1 | 0.39 | 20 | 7.80 | | | * 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) | | | | 2023 Oceania Zonal 3.6 Open | Melbourne | AUS | 2023-01-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1758 | 2096 | 6.00 | 9 | -1.83 | 20 | -36.60 | |
| | Smith, Jack | | | 1696 * | AUS | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Gao, Arthur | | | 1753 | AUS | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Ruan, Harry | | | 1858 | AUS | 0.50 | 1 | -0.30 | 20 | -6.00 | | | Radisich, Matt | | | 1676 | AUS | 0.50 | 1 | -0.43 | 20 | -8.60 | | | Beaumont, David | | | 1850 | AUS | 0.50 | 1 | -0.31 | 20 | -6.20 | | | Lane, Ryan | | | 1825 | AUS | 0.00 | 1 | -0.83 | 20 | -16.60 | | | Thogata, Randheer | | | 1679 | AUS | 1.00 | 1 | 0.07 | 20 | 1.40 | | | Zhang, Kendrick (kenny) | c | | 1888 | NZL | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Niu, Qiming | | | 1597 | AUS | 0.50 | 1 | -0.46 | 20 | -9.20 | | | * 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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