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Individual Calculations December 2018 |
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| Morillo Marrero, David Alexander Total change: 6.00 | |   |
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| IX Campeonato Panamericano de Ajedrez Escolar Sub-11 Absoluto 2018 | Guatire | VEN | 2018-10-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1288 | 1324 | 4.00 | 7 | 0.15 | 40 | 6.00 | |
|  Leon Arciniegas, Xian Neng | | | 1158 | VEN | 1.00 | 1 | 0.28 | 40 | 11.20 | | | Singer Rojas, Richard Javier | c | | 1597 | VEN | 0.00 | 1 | -0.17 | 40 | -6.80 | |  Acosta Leon, Duham Nehuem | | | 1205 | VEN | 0.00 | 1 | -0.66 | 40 | -26.40 | | | Quiros Acuna, Sebastian | | | 1309 | CRC | 1.00 | 1 | 0.48 | 40 | 19.20 | | | Cotes Ontibon, Anibal Santiago | | | 1419 | COL | 0.50 | 1 | 0.13 | 40 | 5.20 | | | Alvarez Romero, Luis Enrique | | | 1241 | VEN | 1.00 | 1 | 0.39 | 40 | 15.60 | | | Ponciano Madueno, Luis Felipe | | | 1087 | PER | 0.50 | 1 | -0.30 | 40 | -12.00 | |
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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