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Individual Calculations October 2019 |
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| Richards, John Total change: -61.60 | |   |
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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 |
| 1824 | 1756 | 1.50 | 6 | -0.98 | 20 | -19.60 | |
|  Gangemi, Salvatore | | | 1994 | ITA | 0.00 | 1 | -0.20 | 20 | -4.00 | |  Occhipinti, Daniele | | | 1823 | ITA | 0.50 | 1 | 0.09 | 20 | 1.80 | | | Cannella, Simone | | | 1896 | ITA | 0.00 | 1 | -0.31 | 20 | -6.20 | | | Santagati, Mario | | | 1702 | ITA | 0.50 | 1 | -0.08 | 20 | -1.60 | | | Gullotta, Vincenzo Daniele | | | 1808 | ITA | 0.00 | 1 | -0.43 | 20 | -8.60 | | | Sileci, Salvatore | | | 1721 | ITA | 0.50 | 1 | -0.05 | 20 | -1.00 | |
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 |
| 1664 | 1756 | 1.50 | 6 | -2.10 | 20 | -42.00 | |
| | Sammut Briffa, Peter | | | 1945 | MLT | 0.00 | 1 | -0.25 | 20 | -5.00 | | | Sammut, Ron | | | 1553 | MLT | 0.00 | 1 | -0.76 | 20 | -15.20 | | | Herd, Samuel | | | 1533 | MLT | 0.00 | 1 | -0.78 | 20 | -15.60 | | | Thake, Conrad | | | 1785 | MLT | 0.50 | 1 | 0.04 | 20 | 0.80 | | | Psaila, Mario | | | 1809 | MLT | 0.00 | 1 | -0.43 | 20 | -8.60 | | | Busuttil Naudi, Stephen | | | 1356 * | 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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