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Individual Calculations January 2020 |
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| Jayaweera, Hashan Total change: -11.60 | |   |
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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 |
| 1249 | 1422 | 6.00 | 9 | -0.29 | 40 | -11.60 | |
|  Induwara, R Anupa | | | 1031 | SRI | 1.00 | 1 | 0.09 | 40 | 3.60 | |  Perera, G Thinuka Geethula | | | 1147 | SRI | 1.00 | 1 | 0.17 | 40 | 6.80 | | | Kodithuwakku, Lisara | | | 1718 | SRI | 0.00 | 1 | -0.15 | 40 | -6.00 | | | Wijerathne, K G D Yonal | | | 1167 | SRI | 0.50 | 1 | -0.31 | 40 | -12.40 | | | Akuratiya, A G Javindi Avarjana | | | 1162 | SRI | 1.00 | 1 | 0.18 | 40 | 7.20 | | | Minradha, M K Pramudhi | | | 1023 | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Samarakoon, Hevidu | | | 1550 | SRI | 0.00 | 1 | -0.33 | 40 | -13.20 | | | Gayanuka, B D Omira | | | 1241 | SRI | 0.50 | 1 | -0.24 | 40 | -9.60 | | | Alwis, Jenuki | | | 1206 | SRI | 1.00 | 1 | 0.22 | 40 | 8.80 | |
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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