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Individual Calculations January 2020 |
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| Mettananda, W M D Rashmitha Total change: 6.00 | |   |
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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 |
| 1291 | 1052 | 1.00 | 4 | 0.15 | 40 | 6.00 | |
|  Weerasinghe, W Yasiru | | | 1433 | SRI | 0.00 | 1 | -0.09 | 40 | -3.60 | |  Alwis, Jenuki | | | 1206 | SRI | 1.00 | 1 | 0.71 | 40 | 28.40 | | | Maithripala, W D P N | | | 1297 | SRI | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Withana, Vidun Manmitha | | | 1229 | SRI | 0.00 | 1 | -0.27 | 40 | -10.80 | |
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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