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Individual Calculations October 2017 |
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| Mendez, Andre Total change: 31.20 | |   |
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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 |
| 1374 | 1414 | 4.00 | 6 | 0.67 | 40 | 26.80 | |
|  Frajman Kierszenson, Lior | | | 1286 | CRC | 1.00 | 1 | 0.33 | 40 | 13.20 | |  Lopez Rayo, Santiago | c | | 1566 | COL | 0.00 | 1 | -0.30 | 40 | -12.00 | | | Clarke, Kishan | | | 1339 | JAM | 0.50 | 1 | -0.10 | 40 | -4.00 | | | Ethan, Ferreira De Souza Burillo | | | 1396 | PAN | 0.50 | 1 | -0.03 | 40 | -1.20 | | | Araya Tropper, Ariel | | | 1412 | CRC | 1.00 | 1 | 0.50 | 40 | 20.00 | | | Segura Cordero, Ariel | | | 1242 | CRC | 1.00 | 1 | 0.27 | 40 | 10.80 | |
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) | | | | Torneo Annia Rosales | Panama | PAN | 2017-09-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1750 | 1414 | 0.50 | 3 | 0.11 | 40 | 4.40 | |
| | Hurtado, Samuel Alexander | | | 1623 | PAN | 0.50 | 1 | 0.27 | 40 | 10.80 | | | Cantilo-Paz, Agustin | c | | 1814 * | PAN | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Oquendo, Eder | | | 1814 * | PAN | 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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