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Individual Calculations July 2011 |
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| De Moraes, Shamine Total change: -30.30 | |   |
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| Dhamso International Chess Festival | Ambalangoda | SRI | 2011-04-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1756 | 1902 | 2.00 | 4 | -0.75 | 15 | -11.25 | |
|  Karunanayake, Mayuri | | | 1670 | SRI | 1.00 | 1 | 0.21 | 15 | 3.15 | |  Silva, K W C U | | | 1885 | SRI | 1.00 | 1 | 0.48 | 15 | 7.20 | | | Wettasinha, Vasanta | | | 1772 | SRI | 0.00 | 1 | -0.68 | 15 | -10.20 | | | Sandamith, W M | | | 1697 | SRI | 0.00 | 1 | -0.76 | 15 | -11.40 | |
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 |
| 1727 | 1902 | 3.00 | 6 | -1.27 | 15 | -19.05 | |
| | Jayawardhana, W A S H | | | 1633 | SRI | 1.00 | 1 | 0.17 | 15 | 2.55 | | | Weerawardane, R | | | 2156 | SRI | 0.00 | 1 | -0.19 | 15 | -2.85 | | | Viththiyatharan, S | | | 1642 | SRI | 0.50 | 1 | -0.32 | 15 | -4.80 | | | Hettige, Chathuri | | | 1577 | SRI | 0.50 | 1 | -0.37 | 15 | -5.55 | | | Ranasinghe, C N | | | 1738 | SRI | 0.50 | 1 | -0.22 | 15 | -3.30 | | | Karunarathne, K M D B | | | 1615 | SRI | 0.50 | 1 | -0.34 | 15 | -5.10 | |
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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