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Individual Calculations April 2009 |
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| Perez Coyula, Rafael Alcides Total change: -14.10 | |   |
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| II TORNEO ABIERTO CIUDAD HABANA COPA GIRALDILLA 2008 | Ciudad de la Habana | CUB | 2008-08-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2108 | 2052 | 1.00 | 6 | -1.57 | 15 | -23.55 | |
|  Gil, Jose Luis, F | f | | 2276 | CUB | 0.00 | 1 | -0.22 | 15 | -3.30 | | | Pena, Eduardo | | | 2188 | CUB | 0.00 | 1 | -0.32 | 15 | -4.80 | |  Losada, Jorge Luis | | | 1999 | CUB | 0.00 | 1 | -0.57 | 15 | -8.55 | | | Madan, Ramon | | | 2044 | CUB | 1.00 | 1 | 0.49 | 15 | 7.35 | | | Romero Nunez, Wendy, Wf | | | 2147 | CUB | 0.00 | 1 | -0.37 | 15 | -5.55 | | | Pages Roman, Seidy, Wf | | wf | 1996 | CUB | 0.00 | 1 | -0.58 | 15 | -8.70 | |
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) | | | | ZONAL PROVINCIAL CIUDAD HABANA 2009 10 DE OCTUBRE CIUDAD HABANA CUBA | Ciudad de la Habana | CUB | 2009-02-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2022 | 1991 | 2.00 | 3 | 0.63 | 15 | 9.45 | |
| | Darias Camacho, Fernando Bernardi | | | 1962 | CUB | 1.00 | 1 | 0.46 | 15 | 6.90 | | | Blanco Garcia, Liliam Barbara | | | 2004 | CUB | 1.00 | 1 | 0.52 | 15 | 7.80 | | | Pozo Bravo, Jiarnnes | | | 2099 | CUB | 0.00 | 1 | -0.35 | 15 | -5.25 | |
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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