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Individual Calculations December 2019 |
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| Bartholomew, Kena Total change: -31.60 | |   |
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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 |
| 1916 | 1846 | 2.00 | 6 | -0.52 | 20 | -10.40 | |
|  Johnson, Joshua | f | | 2185 | TTO | 0.00 | 1 | -0.12 | 20 | -2.40 | |  James, Shemilah | | wc | 1653 | TTO | 1.00 | 1 | 0.25 | 20 | 5.00 | | | Wiltshire, Esan | c | | 2061 | TTO | 0.00 | 1 | -0.23 | 20 | -4.60 | | | Lee, Hayden | | | 1898 | TTO | 0.50 | 1 | 0.07 | 20 | 1.40 | | | Yearwood, Sean | c | | 1855 | TTO | 0.00 | 1 | -0.49 | 20 | -9.80 | | | Sears, Frank | c | | 1843 | TTO | 0.50 | 1 | 0.00 | 20 | 0.00 | |
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) | | | | 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 |
| 1782 | 1846 | 3.00 | 7 | -1.06 | 20 | -21.20 | |
| | Johnson, Joshua | f | | 2185 | TTO | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Lee, Cecil | c | | 1743 | TTO | 1.00 | 1 | 0.36 | 20 | 7.20 | | | Cobham, Marcus | | | 2012 | TTO | 0.00 | 1 | -0.28 | 20 | -5.60 | | | Maynard, David | | | 1537 | TTO | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Khafra, Enen-Sa-Te Faab | | | 1656 | TTO | 0.00 | 1 | -0.75 | 20 | -15.00 | | | Primus, Prince | | | 1534 | TTO | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Noel, Roderick | | | 1809 | TTO | 0.00 | 1 | -0.55 | 20 | -11.00 | |
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) | | |
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