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Individual Calculations October 2017 |
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| Belinfante, Nathan Total change: 144.00 | |   |
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| St. Jago Open 2017 [Open] | Spanish Town | JAM | 2017-09-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1895 | 1667 | 3.50 | 5 | 2.35 | 40 | 94.00 | |
|  James, Stuart | | | 1998 | JAM | 0.50 | 1 | 0.38 | 40 | 15.20 | |  Brown, Akeem | | | 2044 | JAM | 0.50 | 1 | 0.41 | 40 | 16.40 | | | Roberts, Rohan | | | 1698 | JAM | 1.00 | 1 | 0.54 | 40 | 21.60 | | | Christie, Michael | | | 1856 | JAM | 1.00 | 1 | 0.75 | 40 | 30.00 | | | Campbell, Kevron | | | 1881 | JAM | 0.50 | 1 | 0.27 | 40 | 10.80 | |
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) | | | | Harold Chan Open 2017 | Kingston | JAM | 2017-09-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1892 | 1667 | 2.50 | 5 | 1.25 | 40 | 50.00 | |
| | Curriah, Malik | | | 1996 | JAM | 1.00 | 1 | 0.88 | 40 | 35.20 | | | Kidd, Aulanni | | | 1472 | JAM | 1.00 | 1 | 0.25 | 40 | 10.00 | | | Smith, Shreyas | | | 2067 * | JAM | 0.00 | 1 | -0.08 | 40 | -3.20 | | | James, Stuart | | | 1998 | JAM | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Wilkinson, Ian | | | 1929 | JAM | 0.50 | 1 | 0.32 | 40 | 12.80 | | | * 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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