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Individual Calculations April 2020 |
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| Gao, Arthur Total change: 135.20 | |   |
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| 2020 Chess Artists Caulfield Club Championship | Melbourne | AUS | 2020-02-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1680 | 1384 | 2.00 | 5 | 1.21 | 40 | 48.40 | |
|  Testolin, Ryder | | | 1759 | AUS | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Chmiel, Rad | | | 1628 | AUS | 1.00 | 1 | 0.80 | 40 | 32.00 | |  Davis, Tony J | c | | 1784 * | AUS | 1.00 | 1 | 0.92 | 40 | 36.80 | | | Kalisch, Tom | | | 1625 | AUS | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Cook, Geoff L | | | 1606 | 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) | | | | 2020 Ballarat Begonia Open | Ballarat | AUS | 2020-03-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1734 | 1384 | 3.00 | 7 | 2.17 | 40 | 86.80 | |
| | Prasad, Lalit | c | | 1784 * | AUS | 0.50 | 1 | 0.42 | 40 | 16.80 | | | Lu, Lillian | | | 1784 * | AUS | 1.00 | 1 | 0.92 | 40 | 36.80 | | | Anderson, Alistair | | | 1784 * | AUS | 0.50 | 1 | 0.42 | 40 | 16.80 | | | Wang, Ruicheng | | | 1754 | AUS | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Chiverton, Fergus | | | 1628 | AUS | 1.00 | 1 | 0.80 | 40 | 32.00 | | | Morris, Byron | | | 1784 * | AUS | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Thadani, Aman Deepak | | | 1619 | AUS | 0.00 | 1 | -0.21 | 40 | -8.40 | | | * 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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