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Individual Calculations May 2023 |
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| Johnson, Remone Total change: 3.80 | |   |
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| Caribbean Easter Classic 2023 | Castries | LCA | 2023-04-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1564 | 1572 | 4.50 | 6 | 1.44 | 20 | 28.80 | |
|  Smart, Andrew | | | 1264 | JAM | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Tracey, Shaun M | | | 1641 | CAY | 1.00 | 1 | 0.60 | 20 | 12.00 | |  Jain, Aayush | | | 1467 | JAM | 1.00 | 1 | 0.36 | 20 | 7.20 | | | Kudakwashe, Chinake | | | 1497 | CAY | 0.00 | 1 | -0.60 | 20 | -12.00 | | | Rochester, Ronaldo | | | 1615 | BAR | 0.50 | 1 | 0.06 | 20 | 1.20 | | | Mathurin, Nathaniel | | | 1902 | LCA | 1.00 | 1 | 0.88 | 20 | 17.60 | |
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) | | | | St. Catherine Open 2023 - FIDE OPEN Section | Spanish Town, St. Catherine, Jamaica | JAM | 2023-04-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1527 | 1572 | 1.00 | 4 | -1.25 | 20 | -25.00 | |
| | McKoy, Troy | | | 1382 | JAM | 0.00 | 1 | -0.75 | 20 | -15.00 | | | Richards, Shaheem | | | 1528 | JAM | 0.50 | 1 | -0.06 | 20 | -1.20 | | | Smith, Samuel | | | 1396 | JAM | 0.50 | 1 | -0.23 | 20 | -4.60 | | | McDonald, Jhustice-Dimonte | | | 1802 | JAM | 0.00 | 1 | -0.21 | 20 | -4.20 | |
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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