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Individual Calculations June 2013 |
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| Damayantha, Isuru Total change: -36.30 | |   |
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| Sri Lanka National B Chess Championship 2013 | Colombo | SRI | 2013-04-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1787 | 1731 | 2.00 | 7 | -0.99 | 30 | -29.70 | |
|  Randil, Lakshitha | | | 1948 | SRI | 0.00 | 1 | -0.22 | 30 | -6.60 | |  Perera, L Niranga | | | 1928 | SRI | 0.00 | 1 | -0.25 | 30 | -7.50 | | | Uduwala, Pramod Dimuthu | | | 1616 | SRI | 1.00 | 1 | 0.34 | 30 | 10.20 | | | Bandara, Dhanushka | | | 1844 | SRI | 0.00 | 1 | -0.35 | 30 | -10.50 | | | Savinda, Yasas | | | 1531 | SRI | 1.00 | 1 | 0.24 | 30 | 7.20 | | | Lasitha, Subash | | | 1880 | SRI | 0.00 | 1 | -0.30 | 30 | -9.00 | | | Herath, H M A K | | | 1765 | SRI | 0.00 | 1 | -0.45 | 30 | -13.50 | |
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) | | | NOTE: K factor changed | | 11th Sri Lanka University Games Chess Championship 2013 - Men | Moratuwa | SRI | 2013-05-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1949 | 1731 | 0.00 | 2 | -0.44 | 15 | -6.60 | |
| | Saranga, N C O | | | 1977 | SRI | 0.00 | 1 | -0.19 | 15 | -2.85 | | | De Silva, Rasheen | | | 1921 | SRI | 0.00 | 1 | -0.25 | 15 | -3.75 | |
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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