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Rapid:
Individual Calculations January 2019 |
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| Yasanga, W C M Kasun Total change: -2.80 | |   |
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| Sri Lanka Inaugural Inter Club Rapid Chess Championship 2018 | Colombo | SRI | 2018-12-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1238 | 1366 | 2.50 | 4 | -0.14 | 20 | -2.80 | |
|  Dabarera, G W D M | | | 1366 | SRI | 0.00 | 1 | -0.50 | 20 | -10.00 | |  Gamage, B K Sayumi Hasithma | | | 1114 | SRI | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Ekanayake, D S | | | 1145 | SRI | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Gamage, Ovin Vidmal | | | 1327 | 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) | | |
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