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Individual Calculations July 2011 |
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| Lasitha, Subash Total change: 8.55 | |   |
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| Dhamso International Chess Festival | Ambalangoda | SRI | 2011-04-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1821 | 1796 | 2.00 | 4 | 0.20 | 15 | 3.00 | |
|  De Silva, Gihan | | | 2004 | SRI | 0.50 | 1 | 0.27 | 15 | 4.05 | |  De Silva, Osheen | | | 1936 | SRI | 0.50 | 1 | 0.19 | 15 | 2.85 | | | Mendis, W G Chinthaka | | | 1876 | SRI | 0.00 | 1 | -0.39 | 15 | -5.85 | | | Lorensuhewa, Prasanjith Chanaka | | | 1468 | SRI | 1.00 | 1 | 0.13 | 15 | 1.95 | |
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 |
| 1872 | 1796 | 2.50 | 5 | 0.37 | 15 | 5.55 | |
| | Natarajan, C | | | 2196 * | IND | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Herath, H G Anuja Probodhana | | | 1487 | SRI | 1.00 | 1 | 0.14 | 15 | 2.10 | | | Priyankara, Chamil | | | 1946 | SRI | 0.50 | 1 | 0.20 | 15 | 3.00 | | | Rajapakse, R M C M | | | 2176 | SRI | 0.00 | 1 | -0.09 | 15 | -1.35 | | | Nawaratne, Malithi | | | 1553 | SRI | 1.00 | 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) | | |
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