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Individual Calculations January 2018 |
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| Harper, Ryan Total change: 42.40 | |   |
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| 5th Srefidenci Chess Celebration - Master Class | Paramaribo | SUR | 2017-11-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2329 | 2201 | 4.00 | 9 | 0.73 | 20 | 14.60 | |
|  Lu, Shanglei | g | | 2601 * | CHN | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Maduro, Sherman | c | | 1991 | AHO | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Zavarce, Oscar Enrique | m | | 2391 | VEN | 1.00 | 1 | 0.75 | 20 | 15.00 | | | Giasi, Viresh | f | | 1960 | SUR | 0.50 | 1 | -0.30 | 20 | -6.00 | | | Garcia Martinez, Silvino | g | | 2335 | CUB | 0.50 | 1 | 0.18 | 20 | 3.60 | | | Tiviakov, Sergei | g | | 2591 | NED | 0.00 | 1 | -0.09 | 20 | -1.80 | | | Husbands, Orlando | m | | 2327 | BAR | 0.50 | 1 | 0.17 | 20 | 3.40 | | | Cupid, Kevin | f | | 2163 | TTO | 0.50 | 1 | -0.05 | 20 | -1.00 | | | Bruzon Batista, Lazaro | g | | 2601 * | CUB | 0.00 | 1 | -0.08 | 20 | -1.60 | | | * 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) | | | | 2017 Caribbean Cup Open | Bridgetown | BAR | 2017-11-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2189 | 2201 | 6.00 | 9 | 1.39 | 20 | 27.80 | |
| | Lynch, Kemp | | | 1972 | BAR | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Husbands, Orlando | m | | 2327 | BAR | 1.00 | 1 | 0.67 | 20 | 13.40 | | | Guzman, Christopher | f | | 2346 | DOM | 1.00 | 1 | 0.69 | 20 | 13.80 | | | Abreu Jean, Carlos Paul | f | | 2281 | DOM | 0.50 | 1 | 0.11 | 20 | 2.20 | | | Del Castilho, Martyn | f | | 2223 | BAR | 1.00 | 1 | 0.53 | 20 | 10.60 | | | Smith, Shreyas | | | 2191 | JAM | 0.50 | 1 | -0.01 | 20 | -0.20 | | | Lorne, Malaku | f | | 2154 | JAM | 0.00 | 1 | -0.57 | 20 | -11.40 | | | Prescod, Bryan | | | 1986 | BAR | 0.00 | 1 | -0.77 | 20 | -15.40 | | | Arvelo Leo, Gian Carlo | f | | 2222 | DOM | 1.00 | 1 | 0.53 | 20 | 10.60 | |
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) | | |
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