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Individual Calculations January 2012 |
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| Madumadha, M Chaithika Samith Total change: 71.40 | |   |
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| Sri Lanka Inter Club Super League 2011 | Colombo | SRI | 2011-11-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1924 | 1788 | 3.50 | 6 | 1.50 | 30 | 45.00 | |
|  Chandrarathna, W L C | | | 2049 | SRI | 0.00 | 1 | -0.18 | 30 | -5.40 | |  Jayarathne, M N G | | | 1792 | SRI | 0.50 | 1 | 0.01 | 30 | 0.30 | | | De Vas Gunawardhana, A P S | | | 1728 | SRI | 1.00 | 1 | 0.42 | 30 | 12.60 | | | De Silva, Rasheen | | | 1940 | SRI | 0.50 | 1 | 0.20 | 30 | 6.00 | | | Weerawardane, R | | | 2122 | SRI | 1.00 | 1 | 0.88 | 30 | 26.40 | | | Kuruwitage, Yasas Kalana | | | 1912 | SRI | 0.50 | 1 | 0.17 | 30 | 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) | | | | 3rd Ethugalpura Chess Challenge | Kurunegala | SRI | 2011-12-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1901 | 1788 | 3.00 | 6 | 0.88 | 30 | 26.40 | |
| | Alahakoon, Isuru | | | 1907 | SRI | 0.50 | 1 | 0.16 | 30 | 4.80 | | | Tennakoon, I L K | | | 1907 | SRI | 1.00 | 1 | 0.66 | 30 | 19.80 | | | Aluvihare, Shakila | | | 1670 | SRI | 1.00 | 1 | 0.34 | 30 | 10.20 | | | Premachandra, G T D | | | 1954 | SRI | 0.00 | 1 | -0.28 | 30 | -8.40 | | | Kavinda, Akhila | | | 2016 | SRI | 0.50 | 1 | 0.29 | 30 | 8.70 | | | Subasinghe, K R K C | | | 1949 | SRI | 0.00 | 1 | -0.29 | 30 | -8.70 | |
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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