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Individual Calculations January 2020 |
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| Suraweera, M C H Jananath Total change: -8.80 | |   |
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| The Kolonnawa Chess Classic International Rating Tournament 2019 | Colombo | SRI | 2019-12-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1361 | 1155 | 0.50 | 3 | -0.22 | 40 | -8.80 | |
|  Akash, P A Oditha | | | 1430 | SRI | 0.00 | 1 | -0.17 | 40 | -6.80 | |  Dushan, W Charuka | | | 1354 | SRI | 0.50 | 1 | 0.26 | 40 | 10.40 | | | Pathmasiri, R D Isuru Saranga | | | 1299 | SRI | 0.00 | 1 | -0.31 | 40 | -12.40 | |
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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