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Individual Calculations December 2019 |
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| Sears, Frank Total change: -30.00 | |   |
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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 |
| 1746 | 1843 | 2.00 | 6 | -1.61 | 20 | -32.20 | |
|  Joseph, Marcus | f | | 2069 | TTO | 0.50 | 1 | 0.29 | 20 | 5.80 | |  Ramdath, Simon | | | 1893 | TTO | 0.00 | 1 | -0.43 | 20 | -8.60 | | | Ramsumair, Daenon | | | 1706 | TTO | 0.00 | 1 | -0.68 | 20 | -13.60 | | | Mason, Kriston | | | 1443 * | TTO | 1.00 | 1 | 0.08 | 20 | 1.60 | | | La Fleur, Zara | | | 1517 | TTO | 0.00 | 1 | -0.87 | 20 | -17.40 | | | Bartholomew, Kena | | | 1846 | TTO | 0.50 | 1 | 0.00 | 20 | 0.00 | | | * 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) | | | | 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 |
| 1815 | 1843 | 2.50 | 6 | -0.63 | 20 | -12.60 | |
| | Merritt, Mario | f | | 2175 | TTO | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Valentine, Bryan | | | 1443 * | TTO | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Lee, Hayden | | | 1898 | TTO | 0.00 | 1 | -0.42 | 20 | -8.40 | | | Noel, Roderick | | | 1809 | TTO | 0.50 | 1 | -0.05 | 20 | -1.00 | | | Singh, Ravishen | c | | 2028 | TTO | 0.00 | 1 | -0.26 | 20 | -5.20 | | | Maynard, David | | | 1537 | TTO | 1.00 | 1 | 0.14 | 20 | 2.80 | | | * 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) | | | | 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 |
| 1718 | 1853 | 4.00 | 5 | 0.74 | 20 | 14.80 | |
| | Superville, Arthur | | | 1453 * | TTO | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Drayton, Doff | | | 1599 | TTO | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Lee, Courtney | | | 1765 | TTO | 0.00 | 1 | -0.62 | 20 | -12.40 | | | Cudjoe, Shawn | | | 1875 | TTO | 1.00 | 1 | 0.53 | 20 | 10.60 | | | Lee, Hayden | | | 1898 | TTO | 1.00 | 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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