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Individual Calculations October 2008 |
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| Machin-Rivera, Mark Total change: -32.10 | |   |
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| Sub Zone 2.3.5 Championship | Merida | VEN | 2008-06-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2222 | 2184 | 3.50 | 9 | -0.62 | 15 | -9.30 | |
|  Iturrizaga, Eduardo | g | | 2534 | VEN | 0.00 | 1 | -0.11 | 15 | -1.65 | |  Blackman, Justin | | | 2001 | BAR | 1.00 | 1 | 0.26 | 15 | 3.90 | | | Bermudez Adams, William | | | 2183 | PUR | 0.50 | 1 | 0.00 | 15 | 0.00 | | | Joseph, Marcus | | | 2007 | TRI | 0.00 | 1 | -0.73 | 15 | -10.95 | | | Del Castillo, Martyn | | | 2195 | BAR | 0.50 | 1 | 0.02 | 15 | 0.30 | | | Winter-Roach, Alex | | | 2056 | TRI | 0.50 | 1 | -0.17 | 15 | -2.55 | | | Soto Paez, Oliver | f | | 2360 | VEN | 0.00 | 1 | -0.27 | 15 | -4.05 | | | Harper, Ryan | f | | 2267 | TRI | 0.50 | 1 | 0.11 | 15 | 1.65 | | | Prasca Sosa, Rafael | m | | 2392 | VEN | 0.50 | 1 | 0.27 | 15 | 4.05 | |
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) | | | | Puerto Rico National Championship | Caguas | PUR | 2008-07-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2149 | 2184 | 4.50 | 11 | -1.52 | 15 | -22.80 | |
| | Bermudez, William | | | 2211 | PUR | 0.00 | 1 | -0.46 | 15 | -6.90 | | | Acevedo, Francisco | | | 2030 | PUR | 0.00 | 1 | -0.71 | 15 | -10.65 | | | Montalvo, Alejandro | m | | 2264 | PUR | 0.50 | 1 | 0.11 | 15 | 1.65 | | | Velasco, Santiago | f | | 2270 | PUR | 0.50 | 1 | 0.12 | 15 | 1.80 | | | Santa, Juan | m | | 2219 | PUR | 0.50 | 1 | 0.05 | 15 | 0.75 | | | Massana, Jorge | | | 2212 | PUR | 0.50 | 1 | 0.04 | 15 | 0.60 | | | Vazquez, Raul | | | 2062 | PUR | 0.50 | 1 | -0.17 | 15 | -2.55 | | | Sosa, Luis | f | | 2127 | PUR | 1.00 | 1 | 0.42 | 15 | 6.30 | | | Rivera, Edwardo | | | 2040 | PUR | 0.00 | 1 | -0.69 | 15 | -10.35 | | | Guzman, Carlos | | | 2070 | PUR | 0.50 | 1 | -0.16 | 15 | -2.40 | | | Santana, Miguel | | | 2136 | PUR | 0.50 | 1 | -0.07 | 15 | -1.05 | |
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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