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Individual Calculations September 2011 |
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| Jayanka, L P Pr Total change: -20.70 | |   |
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| Sri Lanka Major Division Galle Chess Championship 2011 | Galle | SRI | 2011-07-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1729 | 1736 | 2.00 | 4 | -0.04 | 30 | -1.20 | |
|  Priyankara, Chamil | | | 1936 | SRI | 0.50 | 1 | 0.26 | 30 | 7.80 | |  Maheshika, D M P | | | 1799 | SRI | 0.00 | 1 | -0.41 | 30 | -12.30 | | | Ranasinghe, P K | | | 1608 | SRI | 1.00 | 1 | 0.33 | 30 | 9.90 | | | Wimalasuriya, Kasun M | | | 1572 | SRI | 0.50 | 1 | -0.22 | 30 | -6.60 | |
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) | | | | Mora Kings International Rating Chess Championship 2011 | Moratuwa | SRI | 2011-08-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1845 | 1736 | 0.50 | 3 | -0.65 | 30 | -19.50 | |
| | Kalugampitiya, R S | | | 2121 | SRI | 0.00 | 1 | -0.09 | 30 | -2.70 | | | Lamawansa, Yasas | | | 1884 | SRI | 0.00 | 1 | -0.30 | 30 | -9.00 | | | Kumari, S C T | | | 1530 | SRI | 0.50 | 1 | -0.26 | 30 | -7.80 | |
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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