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Individual Calculations December 2015 |
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| Wilkinson, Ian Total change: -23.00 | |   |
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| 47th Jamaica Open Championship | Kingston, Jamaica | JAM | 2015-10-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1832 | 1907 | 3.00 | 6 | -0.55 | 20 | -11.00 | |
|  McDonald, Jhustice-Dimonte | | | 1603 | JAM | 1.00 | 1 | 0.14 | 20 | 2.80 | |  Davy, Damion | f | | 2220 | JAM | 0.00 | 1 | -0.14 | 20 | -2.80 | | | McKoy, Jordan | | | 1558 | JAM | 1.00 | 1 | 0.11 | 20 | 2.20 | | | Smith, Annesha | | wc | 1739 | JAM | 1.00 | 1 | 0.28 | 20 | 5.60 | | | Smith, Shreyas | | | 2148 | JAM | 0.00 | 1 | -0.20 | 20 | -4.00 | | | Belinfante, Nathan | | | 1723 | JAM | 0.00 | 1 | -0.74 | 20 | -14.80 | |
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) | | | | World Senior Championship 2015 - over 50 | Acqui Terme | ITA | 2015-11-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1971 | 1907 | 3.50 | 10 | -0.60 | 20 | -12.00 | |
| | Ribbegren, Karl Johan | | | 2249 | MNC | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Astengo, Marcello | | | 2074 | ITA | 0.50 | 1 | 0.22 | 20 | 4.40 | | | Korning, Peter | | | 2006 | SWE | 0.00 | 1 | -0.36 | 20 | -7.20 | | | Cirabisi, Federico | f | | 1996 | ITA | 1.00 | 1 | 0.62 | 20 | 12.40 | | | Venturino, Marco | | | 2172 | ITA | 0.00 | 1 | -0.18 | 20 | -3.60 | | | Benazzo, Angelo | | | 1658 | ITA | 0.00 | 1 | -0.81 | 20 | -16.20 | | | D Aste, Federico | | | 1507 * | ITA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Sopko, Cassio Roberto | | | 2002 | BRA | 1.00 | 1 | 0.63 | 20 | 12.60 | | | Melkeraaen, Terje | | | 2018 | NOR | 0.00 | 1 | -0.35 | 20 | -7.00 | | | Valet, Richard | | | 2030 | GER | 0.00 | 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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