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Individual Calculations December 2019 |
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| Johnson, Joshua Total change: -15.80 | |   |
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| FEMS Najarah Rahaman Open Chess Tournament 2019 | Aranguez | TTO | 2019-10-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2027 | 2185 | 3.50 | 6 | -0.54 | 20 | -10.80 | |
|  La Fleur, Zara | | | 1785 * | TTO | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Bartholomew, Kena | | | 1846 | TTO | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Mc Intosh, Isaiah | f | | 2231 | TTO | 0.50 | 1 | 0.06 | 20 | 1.20 | | | Winter Atwell, Adrian | f | | 2238 | TTO | 0.00 | 1 | -0.43 | 20 | -8.60 | | | Lee, Hayden | | | 1898 | TTO | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Harper, Ryan | f | | 2161 | TTO | 0.00 | 1 | -0.53 | 20 | -10.60 | | | * 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) | | | | 27th F.W. de Verteuil Memorial Open Chess Tournament 2019 | Port of Spain | TTO | 2019-10-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1963 | 2185 | 5.00 | 7 | -0.25 | 20 | -5.00 | |
| | Bartholomew, Kena | | | 1846 | TTO | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Joseph, Marcus | f | | 2069 | TTO | 0.00 | 1 | -0.66 | 20 | -13.20 | | | Noel, Roderick | | | 1809 | TTO | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Khafra, Enen-Sa-Te Faab | | | 1785 * | TTO | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Lee, Hayden | | | 1898 | TTO | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Harper, Ryan | f | | 2161 | TTO | 1.00 | 1 | 0.47 | 20 | 9.40 | | | Merritt, Mario | f | | 2175 | TTO | 0.00 | 1 | -0.51 | 20 | -10.20 | | | * 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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