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Rapid:
Individual Calculations December 2018 |
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| Roberts, Rohan Total change: -3.20 | |   |
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| Chess in Motion Academy OPEN Rapid 2018 | KINGSTON | JAM | 2018-11-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1576 | 1724 | 2.50 | 4 | -0.16 | 20 | -3.20 | |
|  Isaacs, Orion | | | 1450 | JAM | 1.00 | 1 | 0.17 | 20 | 3.40 | |  Glaves, Raheem | | | 1942 | JAM | 0.50 | 1 | 0.28 | 20 | 5.60 | | | Williams, Daniel | | | 1324 * | JAM | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Lyn, Nicholas | | | 1586 | JAM | 0.00 | 1 | -0.69 | 20 | -13.80 | | | * 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) | | |
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