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Individual Calculations January 2020 |
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| Withana, Vidun Manmitha Total change: 6.40 | |   |
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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 |
| 1322 | 1229 | 2.50 | 6 | 0.16 | 40 | 6.40 | |
|  Perera, D Upashan L | | | 1551 | SRI | 0.00 | 1 | -0.13 | 40 | -5.20 | |  Abhimanyu, Iraja | | | 1427 | SRI | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Liyanage, Sethika Linath | | | 1056 | SRI | 1.00 | 1 | 0.27 | 40 | 10.80 | | | Weerasinghe, Sethum | | | 1366 | SRI | 0.00 | 1 | -0.32 | 40 | -12.80 | | | Mettananda, W M D Rashmitha | | | 1052 | SRI | 1.00 | 1 | 0.27 | 40 | 10.80 | | | Sahasra, A P Sasindu | | | 1482 | SRI | 0.50 | 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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