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Individual Calculations October 2019 |
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| Sammut Briffa, Peter Total change: 0.20 | |   |
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| WE 5 Agrigento - Trofeo Vigata - A | Porto Empedocle | ITA | 2019-08-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1870 | 1945 | 3.00 | 6 | -0.59 | 20 | -11.80 | |
|  Sapuppo, Francesco | | | 1720 | ITA | 1.00 | 1 | 0.22 | 20 | 4.40 | |  Sardo, Gabriele | | | 2176 | ITA | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Virga, Federico | | | 1703 | ITA | 0.50 | 1 | -0.30 | 20 | -6.00 | | | Occhipinti, Daniele | | | 1823 | ITA | 0.50 | 1 | -0.17 | 20 | -3.40 | | | Barbagallo, Andrea | | | 1904 | ITA | 0.50 | 1 | -0.06 | 20 | -1.20 | | | Cannella, Carlo Umberto | | | 1896 | ITA | 0.50 | 1 | -0.07 | 20 | -1.40 | |
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 Veterans Championship2019 | Qormi | MLT | 2019-09-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1666 | 1945 | 5.50 | 6 | 0.60 | 20 | 12.00 | |
| | Richards, John | | | 1756 | MLT | 1.00 | 1 | 0.25 | 20 | 5.00 | | | Thake, Conrad | | | 1785 | MLT | 0.50 | 1 | -0.21 | 20 | -4.20 | | | Psaila, Mario | | | 1809 | MLT | 1.00 | 1 | 0.32 | 20 | 6.40 | | | Busuttil Naudi, Stephen | | | 1545 * | MLT | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Sammut, Ron | | | 1553 | MLT | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Herd, Samuel | | | 1545 * | MLT | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * 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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