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Individual Calculations December 2019 |
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| Richards, John Total change: 87.20 | |   |
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| XY Chess Team League 2019 | Birkirkara | MLT | 2019-10-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1799 | 1694 | 4.50 | 7 | 1.83 | 20 | 36.60 | |
|  Psaila, Clarence | f | | 1966 | MLT | 0.50 | 1 | 0.33 | 20 | 6.60 | | | Mizzi, Jack | | | 1738 | MLT | 0.50 | 1 | 0.06 | 20 | 1.20 | |  Mizzi, Steve | | | 1585 | MLT | 0.50 | 1 | -0.15 | 20 | -3.00 | | | Figaro, Dericka | | wc | 1606 | SEY | 1.00 | 1 | 0.38 | 20 | 7.60 | | | Stefanovic, Bora | | | 1792 | MLT | 1.00 | 1 | 0.63 | 20 | 12.60 | | | Djokic, Dusan | | | 1811 | SRB | 0.00 | 1 | -0.34 | 20 | -6.80 | | | Lauri, Joseph | | | 2094 * | MLT | 1.00 | 1 | 0.92 | 20 | 18.40 | | | * 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) | | | | Malta International Open 2019 | Bugibba | MLT | 2019-11-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1918 | 1694 | 4.50 | 9 | 2.53 | 20 | 50.60 | |
| | Laine, Panu | c | | 2039 | FIN | 0.00 | 1 | -0.11 | 20 | -2.20 | | | Qvarfort, Fredrik | | | 1896 | SWE | 1.00 | 1 | 0.76 | 20 | 15.20 | | | Sherman, Reem | | | 1924 | ISR | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Helin, Mikael | c | | 1889 | SWE | 1.00 | 1 | 0.75 | 20 | 15.00 | | | Peglau, Miriam | | | 1885 | GER | 0.00 | 1 | -0.25 | 20 | -5.00 | | | Herms, Stefan | | | 1869 | GER | 1.00 | 1 | 0.73 | 20 | 14.60 | | | Ludwig, Franz | | | 1912 | GER | 0.50 | 1 | 0.28 | 20 | 5.60 | | | Krejcar, Walter | | | 1884 | AUT | 1.00 | 1 | 0.75 | 20 | 15.00 | | | Vella, Duncan | c | | 1967 | MLT | 0.00 | 1 | -0.17 | 20 | -3.40 | |
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) | | |
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