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Individual Calculations November 2011 |
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| Lamawansa, Md Yasas Total change: 42.90 | |   |
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| Sri Lanka National B Championship | Colombo | SRI | 2011-08-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1884 | 1884 | 5.50 | 9 | 1.08 | 15 | 16.20 | |
|  Jayaweera, Kpcdb | | | 1484 * | SRI | 1.00 | 1 | 0.08 | 15 | 1.20 | |  Kalugampitiya, Rs | | | 2121 | SRI | 0.00 | 1 | -0.20 | 15 | -3.00 | | | Sandamith, Wm | | | 1755 | SRI | 0.50 | 1 | -0.17 | 15 | -2.55 | | | Pinto , Semuthu | | | 1804 | SRI | 0.50 | 1 | -0.11 | 15 | -1.65 | | | Samarathunge, Chanaka Janitha | | | 1644 | SRI | 1.00 | 1 | 0.20 | 15 | 3.00 | | | De Silva, Osheen | | | 1944 | SRI | 1.00 | 1 | 0.58 | 15 | 8.70 | | | Anuruddha, Gc | | | 2139 | SRI | 1.00 | 1 | 0.81 | 15 | 12.15 | | | Kurukulasuriya, Prasanna | | | 2073 | SRI | 0.00 | 1 | -0.25 | 15 | -3.75 | | | De Silva, Gihan Kanchana | | | 1988 | SRI | 0.50 | 1 | 0.14 | 15 | 2.10 | | | * 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) | | | | Sri Lanka National Championship 2011 | Colombo | SRI | 2011-09-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2017 | 1903 | 6.00 | 12 | 1.78 | 15 | 26.70 | |
| | Jayasundara, Pkum | | | 1979 | SRI | 0.00 | 1 | -0.40 | 15 | -6.00 | | | Kurukulasuriya, Prasanna | | | 2084 | SRI | 0.00 | 1 | -0.26 | 15 | -3.90 | | | Bhagya, Viman | | | 2038 | SRI | 1.00 | 1 | 0.68 | 15 | 10.20 | | | Senanayake, Pd | | | 1834 | SRI | 1.00 | 1 | 0.40 | 15 | 6.00 | | | De Silva, Gihan | | | 1988 | SRI | 1.00 | 1 | 0.62 | 15 | 9.30 | | | Alahakoon, Amcb | | | 1884 | SRI | 0.00 | 1 | -0.53 | 15 | -7.95 | | | Perera, Wcc | | | 2110 | SRI | 0.50 | 1 | 0.27 | 15 | 4.05 | | | Koggala, Wsvk | | | 2027 | SRI | 1.00 | 1 | 0.67 | 15 | 10.05 | | | Dissanayake, Rs | | | 1994 | SRI | 1.00 | 1 | 0.62 | 15 | 9.30 | | | Anuruddha, Gc | | | 2140 | SRI | 0.00 | 1 | -0.20 | 15 | -3.00 | | | Kalugampitiya, Rs | | | 2135 | SRI | 0.00 | 1 | -0.21 | 15 | -3.15 | | | Wijekoon, Chandana | | | 1993 | SRI | 0.50 | 1 | 0.12 | 15 | 1.80 | |
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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