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Individual Calculations October 2008 |
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| Harper, Ryan Total change: -34.80 | |   |
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| Sub Zone 2.3.5 Championship | Merida | VEN | 2008-06-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2236 | 2267 | 4.00 | 9 | -0.87 | 15 | -13.05 | |
|  Winter-Roach, Alex | | | 2056 | TRI | 1.00 | 1 | 0.23 | 15 | 3.45 | |  Iturrizaga, Eduardo | g | | 2534 | VEN | 0.00 | 1 | -0.18 | 15 | -2.70 | | | Soto Paez, Oliver | f | | 2360 | VEN | 0.00 | 1 | -0.37 | 15 | -5.55 | | | Bermudez Adams, William | | | 2183 | PUR | 1.00 | 1 | 0.38 | 15 | 5.70 | | | Blackman, Justin | | | 2001 | BAR | 1.00 | 1 | 0.18 | 15 | 2.70 | | | Prasca Sosa, Rafael | m | | 2392 | VEN | 0.00 | 1 | -0.33 | 15 | -4.95 | | | Osorio, Fernando | | | 2174 | VEN | 0.00 | 1 | -0.63 | 15 | -9.45 | | | Machin-Rivera, Mark | | | 2184 | PUR | 0.50 | 1 | -0.11 | 15 | -1.65 | | | Boada, Wiston | | | 2239 | VEN | 0.50 | 1 | -0.04 | 15 | -0.60 | |
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) | | | | Paladins National Flour Mills (NFM) Open Tournament 2008 | Port of Spain | TRI | 2008-07-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1981 | 2268 | 3.00 | 4 | -0.36 | 15 | -5.40 | |
| | Lee, Cecil | | | 2001 | TRI | 1.00 | 1 | 0.18 | 15 | 2.70 | | | Rosales, Guelmo | | | 2029 | TRI | 0.00 | 1 | -0.80 | 15 | -12.00 | | | Gill, Joseph | | | 1918 | TRI | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Bowles, Andrew | | | 1974 | TRI | 1.00 | 1 | 0.15 | 15 | 2.25 | |
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) | | | | Caribbean Chess Carnival 2008 - Open | Port of Spain | TRI | 2008-08-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2076 | 2268 | 5.50 | 9 | -1.09 | 15 | -16.35 | |
| | Sears, Frank | | | 1973 | TRI | 0.50 | 1 | -0.35 | 15 | -5.25 | | | Blackman, Justin | | | 2001 | BAR | 1.00 | 1 | 0.18 | 15 | 2.70 | | | Joseph, Marcus | | | 2092 | TRI | 0.00 | 1 | -0.73 | 15 | -10.95 | | | Siban, Michael | | | 2001 | SUR | 1.00 | 1 | 0.18 | 15 | 2.70 | | | Ramos, Cesar | | | 2158 | VEN | 0.50 | 1 | -0.15 | 15 | -2.25 | | | Herrera, German | | | 2046 | VEN | 0.50 | 1 | -0.28 | 15 | -4.20 | | | Winter-Roach, Alex | | | 2081 | TRI | 0.50 | 1 | -0.24 | 15 | -3.60 | | | Gill, Joseph | | | 1918 | TRI | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Pecorelli Garcia, Humberto | m | | 2411 | CUB | 0.50 | 1 | 0.19 | 15 | 2.85 | |
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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