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Individual Calculations September 2010 |
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| Harper, Ryan Total change: -29.25 | |   |
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| Knights Open 2010 | Port of Spain Trinidad | TRI | 2010-04-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2040 | 2262 | 4.00 | 6 | -0.60 | 15 | -9.00 | |
|  Chang, Eddison, Dr. | | | 2017 | TRI | 1.00 | 1 | 0.20 | 15 | 3.00 | |  Yee, Frank | f | | 2120 | TRI | 1.00 | 1 | 0.31 | 15 | 4.65 | | | Joseph, Marcus | | | 2166 | TRI | 1.00 | 1 | 0.37 | 15 | 5.55 | | | Cabralis, Keron | | | 2116 | TRI | 0.00 | 1 | -0.70 | 15 | -10.50 | | | Lee, Cecil | | | 1931 | TRI | 0.00 | 1 | -0.88 | 15 | -13.20 | | | Bowles, Andrew | | | 1889 | TRI | 1.00 | 1 | 0.10 | 15 | 1.50 | |
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 Sub Zonal 2.3.5 - 2010 | Nassau | BAH | 2010-06-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2079 | 2262 | 5.50 | 9 | -1.02 | 15 | -15.30 | |
| | Lopez, Juste | c | | 2028 | ARU | 0.50 | 1 | -0.29 | 15 | -4.35 | | | Lopez, Jasel | | | 2080 | ARU | 0.00 | 1 | -0.74 | 15 | -11.10 | | | Small, Byron | | | 1862 * | BAH | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Croes, Octavio | | | 1950 | ARU | 1.00 | 1 | 0.14 | 15 | 2.10 | | | Faulks, Nick | c | | 2121 | BER | 1.00 | 1 | 0.31 | 15 | 4.65 | | | Del Castilho, Martyn | | | 2199 | BAR | 0.50 | 1 | -0.09 | 15 | -1.35 | | | Berrios-Echevarria, Gabriel | f | | 2187 | PUR | 0.00 | 1 | -0.60 | 15 | -9.00 | | | Brown, Equitable | | | 2169 | JAM | 1.00 | 1 | 0.37 | 15 | 5.55 | | | Cabralis, Keron | | | 2116 | TRI | 0.50 | 1 | -0.20 | 15 | -3.00 | | | * 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) | | | | Caribbean Chess Carnival | Port of Spain | TRI | 2010-08-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2072 | 2262 | 5.50 | 8 | -0.33 | 15 | -4.95 | |
| | Sanches, Romario | | | 1972 | SUR | 1.00 | 1 | 0.16 | 15 | 2.40 | | | Merritt, Mario | f | | 2142 | TRI | 0.00 | 1 | -0.66 | 15 | -9.90 | | | Paul, Jayson | | | 1939 | TRI | 1.00 | 1 | 0.13 | 15 | 1.95 | | | Hernandez Bermudez, Ulises | | | 2014 | VEN | 0.50 | 1 | -0.31 | 15 | -4.65 | | | Velasco, Ricardo | | | 1929 | VEN | 1.00 | 1 | 0.12 | 15 | 1.80 | | | Prasca Sosa, Rafael | m | | 2415 | VEN | 0.00 | 1 | -0.30 | 15 | -4.50 | | | Cobham, Marcus | | | 2049 | TRI | 1.00 | 1 | 0.23 | 15 | 3.45 | | | Ramos, Cesar | | | 2113 | VEN | 1.00 | 1 | 0.30 | 15 | 4.50 | |
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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