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Individual Calculations July 2011 |
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| Gunasinghe, W A T S Total change: 16.95 | |   |
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| Dhamso International Chess Festival | Ambalangoda | SRI | 2011-04-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1911 | 1815 | 1.00 | 4 | -0.64 | 15 | -9.60 | |
|  Narayanan, Srinath | m | | 2215 * | IND | 0.00 | 1 | -0.08 | 15 | -1.20 | |  Kalugampitiya, R S | | | 2132 | SRI | 0.00 | 1 | -0.13 | 15 | -1.95 | | | De Silva, Shelani | | | 1581 | SRI | 1.00 | 1 | 0.21 | 15 | 3.15 | | | Tribuwan, T W Helik | | | 1716 | SRI | 0.00 | 1 | -0.64 | 15 | -9.60 | | | * 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) | | | | 2nd Kandy Open Rating Chess Championship | NICD, Polgolla, Kandy | SRI | 2011-05-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1945 | 1822 | 3.50 | 5 | 1.77 | 15 | 26.55 | |
| | Weerawardane, R | | | 2156 | SRI | 0.00 | 1 | -0.12 | 15 | -1.80 | | | Narampanawa, Ishara | | | 1477 | SRI | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Fonseka, C K D | | | 1936 | SRI | 1.00 | 1 | 0.66 | 15 | 9.90 | | | Dissanayake, R S | | | 2013 | SRI | 1.00 | 1 | 0.75 | 15 | 11.25 | | | Kalugampitiya, R S | | | 2141 | SRI | 0.50 | 1 | 0.37 | 15 | 5.55 | |
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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