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Individual Calculations December 2019 |
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| Lee, Hayden Total change: -33.60 | |   |
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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 |
| 1890 | 1898 | 2.50 | 6 | -0.46 | 20 | -9.20 | |
|  Joseph, Sanjiv | | | 1498 * | TTO | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Ramoutar, Alan-Safar | f | | 2222 | TTO | 0.00 | 1 | -0.13 | 20 | -2.60 | | | La Fleur, Zara | | | 1517 | TTO | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Bartholomew, Kena | | | 1846 | TTO | 0.50 | 1 | -0.07 | 20 | -1.40 | | | Johnson, Joshua | f | | 2185 | TTO | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Joseph, Marcus | f | | 2069 | TTO | 0.00 | 1 | -0.27 | 20 | -5.40 | | | * 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 |
| 1936 | 1898 | 4.00 | 7 | 0.87 | 20 | 17.40 | |
| | Maynard, David | | | 1537 | TTO | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Harper, Ryan | f | | 2161 | TTO | 0.00 | 1 | -0.18 | 20 | -3.60 | | | Sears, Frank | c | | 1843 | TTO | 1.00 | 1 | 0.42 | 20 | 8.40 | | | Waldron, Omari | | | 1945 | TTO | 1.00 | 1 | 0.57 | 20 | 11.40 | | | Johnson, Joshua | f | | 2185 | TTO | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Singh, Ravishen | c | | 2028 | TTO | 0.00 | 1 | -0.32 | 20 | -6.40 | | | Yearwood, Sean | c | | 1855 | TTO | 1.00 | 1 | 0.44 | 20 | 8.80 | |
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) | | | | National Senior Chess Championships 2019 - Open 50 and 65 | Port of Spain | TTO | 2019-11-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1657 | 1898 | 1.00 | 4 | -2.09 | 20 | -41.80 | |
| | Maynard, David | | | 1537 | TTO | 0.00 | 1 | -0.90 | 20 | -18.00 | | | Paul, Trevor | | | 1498 * | TTO | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Bowles, Andrew | | | 1740 | TTO | 0.00 | 1 | -0.71 | 20 | -14.20 | | | Sears, Frank | c | | 1853 | TTO | 0.00 | 1 | -0.56 | 20 | -11.20 | | | * 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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