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Individual Calculations January 2020 |
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| Perera, Isara Ranmeth Total change: 14.00 | |   |
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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 |
| 1432 | 1243 | 2.00 | 6 | 0.35 | 40 | 14.00 | |
|  Ranasinghe, Shalini | | | 1583 | SRI | 1.00 | 1 | 0.88 | 40 | 35.20 | |  Alwis, B H A Rasidu | | | 1516 | SRI | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Sathmina, S L Lalindu | | | 1518 | SRI | 0.50 | 1 | 0.33 | 40 | 13.20 | | | Yasanga, W C M Kasun | | | 1459 | SRI | 0.50 | 1 | 0.28 | 40 | 11.20 | | | Herath, H M S S A | | | 1427 | SRI | 0.00 | 1 | -0.26 | 40 | -10.40 | | | Lankasinghe, Movindu Jayuka | | | 1089 | SRI | 0.00 | 1 | -0.71 | 40 | -28.40 | |
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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