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Individual Calculations October 2017 |
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| Rampair, Aidan Total change: -20.80 | |   |
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| XV Festival de Ajedrez Centroamericano y del Caribe Panama 2017 U-10 | Ciudad Panama | PAN | 2017-08-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1502 | 1354 | 1.00 | 4 | -0.24 | 40 | -9.60 | |
|  Ethan, Ferreira De Souza Burillo | | | 1396 | PAN | 0.00 | 1 | -0.44 | 40 | -17.60 | | | Rodriguez Pantoja, Obel | | | 1562 | COL | 0.50 | 1 | 0.27 | 40 | 10.80 | |  Sanchez Garcia, Ivan A. | | | 1589 | PUR | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Giraldo Alvarez, Simon | | | 1460 | COL | 0.50 | 1 | 0.14 | 40 | 5.60 | |
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) | | | | Harold Chan Open 2017 | Kingston | JAM | 2017-09-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1735 | 1354 | 0.00 | 3 | -0.28 | 40 | -11.20 | |
| | James, Stuart | | | 1754 * | JAM | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Roberts, Rohan | | | 1698 | JAM | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Merritt, Kevin | | | 1754 * | JAM | 0.00 | 1 | -0.08 | 40 | -3.20 | | | * 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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