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Individual Calculations December 2012 |
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| Gualan, Roddy Total change: 20.25 | |   |
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| XVII Grand Prix, 8ta. Parada | Quevedo | ECU | 2012-09-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1726 | 1533 | 3.50 | 6 | 1.83 | 15 | 27.45 | |
|  Ordonez, Aldison | | | 1933 * | ECU | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Zavala Serrano, Cristina | | | 1650 | ECU | 0.00 | 1 | -0.34 | 15 | -5.10 | | | Serrano, Diego | | | 1586 | ECU | 1.00 | 1 | 0.57 | 15 | 8.55 | |  Sumba Tipan, Mirian Stefania | | | 1555 | ECU | 1.00 | 1 | 0.53 | 15 | 7.95 | | | Gonzalez Lituma, Gabriel | | | 1726 | ECU | 1.00 | 1 | 0.75 | 15 | 11.25 | | | Salazar Loor, Sara | | | 1903 | ECU | 0.50 | 1 | 0.40 | 15 | 6.00 | | | * 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) | | | | XVII GRAND PRIX 10ma. Parada "GAMBITO ESCOCES" | Sangolqui | ECU | 2012-10-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1695 | 1533 | 0.50 | 3 | -0.48 | 15 | -7.20 | |
| | Mazon, Cristian | | | 1336 | ECU | 0.50 | 1 | -0.25 | 15 | -3.75 | | | Arrata Peralta, Pedro | | | 1883 | ECU | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Sanchez, Cesar | | | 1867 | ECU | 0.00 | 1 | -0.12 | 15 | -1.80 | |
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) | | |
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