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Individual Calculations January 2020 |
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| Samarakoon, Hevidu Total change: -18.00 | |   |
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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 |
| 1316 | 1550 | 6.50 | 9 | -0.45 | 40 | -18.00 | |
|  Gunawardena, Anuth Methvin | | | 1150 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Gunawardana, Indrakeela K D Udde | | | 1225 | SRI | 1.00 | 1 | 0.13 | 40 | 5.20 | | | Sethiya , A Vinuga | | | 1301 | SRI | 0.50 | 1 | -0.31 | 40 | -12.40 | | | Ramanayake, Nemindi Linaya | | | 1303 | SRI | 0.00 | 1 | -0.81 | 40 | -32.40 | | | Uyanwaththa, W M S B | | | 1176 | SRI | 1.00 | 1 | 0.10 | 40 | 4.00 | | | Hewawasam, H Y Thisaga Manvidu | | | 1280 | SRI | 1.00 | 1 | 0.17 | 40 | 6.80 | | | Jayaweera, Hashan | | | 1422 | SRI | 1.00 | 1 | 0.33 | 40 | 13.20 | | | Fernando, J M Marlon P | | | 1599 | SRI | 0.00 | 1 | -0.43 | 40 | -17.20 | | | Arthigan, J | | | 1389 | SRI | 1.00 | 1 | 0.29 | 40 | 11.60 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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