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Individual Calculations December 2018 |
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| Vella, Duncan Total change: 0.40 | |   |
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| Malta Championship Finals 2018 | Qormi | MLT | 2018-10-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2050 | 1993 | 4.00 | 10 | -0.24 | 20 | -4.80 | |
|  Darmanin, Jake | | | 2069 | MLT | 0.50 | 1 | 0.10 | 20 | 2.00 | | | Zerafa, Patrick | c | | 1960 | MLT | 1.00 | 1 | 0.45 | 20 | 9.00 | |  Psaila, Clarence | c | | 2002 | MLT | 1.00 | 1 | 0.51 | 20 | 10.20 | | | Zerafa, Robert | c | | 2085 | MLT | 0.00 | 1 | -0.37 | 20 | -7.40 | | | Pace, Colin | c | | 2132 | MLT | 0.00 | 1 | -0.31 | 20 | -6.20 | | | Darmanin, Jake | | | 2069 | MLT | 0.50 | 1 | 0.10 | 20 | 2.00 | | | Zerafa, Patrick | c | | 1960 | MLT | 0.50 | 1 | -0.05 | 20 | -1.00 | | | Psaila, Clarence | c | | 2002 | MLT | 0.50 | 1 | 0.01 | 20 | 0.20 | | | Pace, Colin | c | | 2132 | MLT | 0.00 | 1 | -0.31 | 20 | -6.20 | | | Zerafa, Robert | c | | 2085 | MLT | 0.00 | 1 | -0.37 | 20 | -7.40 | |
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) | | | | Malta International Open 2018 | Bugibba | MLT | 2018-11-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1972 | 1993 | 4.50 | 8 | 0.26 | 20 | 5.20 | |
| | Almqvist, Rutger | | | 1593 * | SWE | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Hopman, Pieter | m | | 2310 | NED | 0.00 | 1 | -0.13 | 20 | -2.60 | | | Alexa, Cosmin | | | 1790 | MLT | 1.00 | 1 | 0.24 | 20 | 4.80 | | | Yaacov, Avi | | | 2077 | ISR | 0.00 | 1 | -0.38 | 20 | -7.60 | | | Monticone, Sonia | | | 1921 | ITA | 0.50 | 1 | -0.10 | 20 | -2.00 | | | Rudolf, Michal | f | | 2359 | POL | 0.00 | 1 | -0.10 | 20 | -2.00 | | | Van Der Hagen, Loek | | | 1860 | NED | 1.00 | 1 | 0.32 | 20 | 6.40 | | | Puroila, Sippo | | | 1867 | FIN | 1.00 | 1 | 0.33 | 20 | 6.60 | | | * 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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