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Individual Calculations December 2018 |
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| Zerafa, Patrick Total change: -28.20 | |   |
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| Malta Championship Finals 2018 | Qormi | MLT | 2018-10-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2056 | 1960 | 2.50 | 10 | -1.18 | 20 | -23.60 | |
|  Zerafa, Robert | c | | 2085 | MLT | 0.50 | 1 | 0.17 | 20 | 3.40 | |  Vella, Duncan | c | | 1993 | MLT | 0.00 | 1 | -0.45 | 20 | -9.00 | | | Darmanin, Jake | | | 2069 | MLT | 0.00 | 1 | -0.35 | 20 | -7.00 | | | Pace, Colin | c | | 2132 | MLT | 0.50 | 1 | 0.23 | 20 | 4.60 | | | Psaila, Clarence | c | | 2002 | MLT | 0.00 | 1 | -0.44 | 20 | -8.80 | | | Zerafa, Robert | c | | 2085 | MLT | 0.50 | 1 | 0.17 | 20 | 3.40 | | | Vella, Duncan | c | | 1993 | MLT | 0.50 | 1 | 0.05 | 20 | 1.00 | | | Darmanin, Jake | | | 2069 | MLT | 0.00 | 1 | -0.35 | 20 | -7.00 | | | Psaila, Clarence | c | | 2002 | MLT | 0.50 | 1 | 0.06 | 20 | 1.20 | | | Pace, Colin | c | | 2132 | MLT | 0.00 | 1 | -0.27 | 20 | -5.40 | |
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 |
| 1932 | 1960 | 4.00 | 8 | -0.23 | 20 | -4.60 | |
| | Granholm, Johan | | | 1560 * | SWE | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Madebrink, Lars | | | 2191 | SWE | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Pala, Onurcan | | | 1704 | TUR | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Kardell, Mathias | | | 2075 | SWE | 0.00 | 1 | -0.34 | 20 | -6.80 | | | Post, Maarten | | | 1795 | NED | 0.50 | 1 | -0.22 | 20 | -4.40 | | | Rauramaa, Kari | | | 2074 | FIN | 0.50 | 1 | 0.16 | 20 | 3.20 | | | Radnai, Adam | f | | 2300 | HUN | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Verhoef, Harry | | | 1753 | NED | 1.00 | 1 | 0.23 | 20 | 4.60 | | | * 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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