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Individual Calculations September 2018 |
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| Ahangama, Senuka Aswin Total change: 46.80 | |   |
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| Sri Lanka Open International Rating Chess Championship 2018 | Colombo | SRI | 2018-08-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1451 | 1167 | 2.00 | 5 | 1.17 | 40 | 46.80 | |
|  Ponnamperuma, Weraka Vasath | | | 1385 | SRI | 1.00 | 1 | 0.78 | 40 | 31.20 | |  Gunarathne, Senila Amaneth | c | | 1465 | SRI | 1.00 | 1 | 0.85 | 40 | 34.00 | | | Anojman, S. | | | 1567 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Dahampriya, H K T Dewnethmie | | | 1392 | SRI | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Siriwardane, A L | | | 1448 | SRI | 0.00 | 1 | -0.16 | 40 | -6.40 | | | * 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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