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Individual Calculations January 2018 |
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| Weerasinghe, C C Total change: -33.40 | |   |
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| Sri Lanka Inter Club Super League Chess Championship 2017 | Colombo | SRI | 2017-12-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1865 | 1894 | 2.50 | 6 | -0.71 | 20 | -14.20 | |
|  Lamahewa, C | | | 1793 | SRI | 0.50 | 1 | -0.14 | 20 | -2.80 | |  Nanayakkara, J A K Saranath | f | | 2004 | SRI | 0.00 | 1 | -0.35 | 20 | -7.00 | | | Karunaratne, D C J | | | 2013 | SRI | 0.50 | 1 | 0.16 | 20 | 3.20 | | | Hippola, H M S S | | | 1642 | SRI | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Fernando, J M Marlon P | | | 1804 | SRI | 0.00 | 1 | -0.62 | 20 | -12.40 | | | Rathnayake, M A A H | | | 1931 | SRI | 0.50 | 1 | 0.05 | 20 | 1.00 | |
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) | | | | 9th Ethugalpura International Rating Chess Championship 2017 | Kurunegala | SRI | 2017-12-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1544 | 1894 | 7.00 | 9 | -0.96 | 20 | -19.20 | |
| | Silva, P G A I S | | | 1494 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Bandara, Y R K G | | | 1494 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Ekanayake, Hasindu Chiranga | | | 1494 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Yapa Bandara, Chamodya | | | 1570 | SRI | 0.50 | 1 | -0.37 | 20 | -7.40 | | | Madushanka, B W M Malith | | | 1516 | SRI | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Rupassara, P A L | | | 1721 | SRI | 0.50 | 1 | -0.23 | 20 | -4.60 | | | Fernando, W V A Tithira Daminda | | | 1548 | SRI | 0.50 | 1 | -0.39 | 20 | -7.80 | | | Rathnayake, Nuwan Anurada | | | 1543 | SRI | 0.50 | 1 | -0.39 | 20 | -7.80 | | | Vidyarathna, Anjitha | | | 1518 | SRI | 1.00 | 1 | 0.09 | 20 | 1.80 | | | * 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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