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Individual Calculations October 2017 |
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| Rodgers, Andryck Total change: -2.80 | |   |
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| St. Jago Open 2017 [Open] | Spanish Town | JAM | 2017-09-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1838 | 1693 | 2.00 | 5 | 0.36 | 40 | 14.40 | |
|  Hinds, Nathan | | | 1876 | JAM | 1.00 | 1 | 0.74 | 40 | 29.60 | | | Christie, Michael | | | 1856 | JAM | 0.00 | 1 | -0.28 | 40 | -11.20 | |  Davy, Damion | f | | 2093 * | JAM | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Smith, Annesha | | wc | 1748 | JAM | 1.00 | 1 | 0.58 | 40 | 23.20 | | | Morgan, Tajae | | | 1618 | JAM | 0.00 | 1 | -0.60 | 40 | -24.00 | | | * 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) | | | | Harold Chan Open 2017 | Kingston | JAM | 2017-09-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1605 | 1693 | 2.00 | 4 | -0.43 | 40 | -17.20 | |
| | Clarke, Kishan | | | 1339 | JAM | 1.00 | 1 | 0.11 | 40 | 4.40 | | | Brown, Akeem | | | 2044 | JAM | 0.00 | 1 | -0.11 | 40 | -4.40 | | | Gupte, Nikit | | | 1646 | JAM | 0.00 | 1 | -0.57 | 40 | -22.80 | | | Shaw, Jaden | | | 1389 | JAM | 1.00 | 1 | 0.14 | 40 | 5.60 | |
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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